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"front_matter", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": "abstract", "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.093, "bottom": 0.0, "left": 0.083, "right": 0.25 }, "excluded_risk_level": "low", "region_id": "p1:front_matter:left:white", "truncation_marker": "" }, { "ref": "#/texts/11", "page": 1, "label": "text", "order": 11000, "source_page_order": 12, "layout_order": 11, "layout_page_order": 12, "bbox": [ 36.85, 346.64, 466.27, 73.59 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "A mixed cathode material between Li2MnO3 and Li[Mn1/3Ni1/3Co1/3]O2 for high capacity lithium secondary batteries was introduced in this study. It was prepared using the sucrose combustion process because this is a simple process. The oxidation states (1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 compounds were confirmed to be tetravalent, trivalent and divalent, respectively, via XANES measurements. Electrochemical charge/discharge studies showed that the highest first discharge capacity of 224 mAh/g was obtained in composition of x = 0.5 at a 0.2 C rate. The oxidation state of the Co and Ni ions in the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 changed to higher oxidation states, but that of the Mn ions did not change. # 2008 Elsevier Ltd. All rights reserved.", "text_preview": "A mixed cathode material between Li2MnO3 and Li[Mn1/3Ni1/3Co1/3]O2 for high capacity lithium secondary batteries was introduced in this study. It was prepared using the sucrose combustion process because this is a simpl…", "word_count": 119, "cleaned_text": "A mixed cathode material between Li2MnO3 and Li[Mn1/3Ni1/3Co1/3]O2 for high capacity lithium secondary batteries was introduced in this study. It was prepared using the sucrose combustion process because this is a simple process. The oxidation states (1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 compounds were confirmed to be tetravalent, trivalent and divalent, respectively, via XANES measurements. Electrochemical charge/discharge studies showed that the highest first discharge capacity of 224 mAh/g was obtained in composition of x = 0.5 at a 0.2 C rate. The oxidation state of the Co and Ni ions in the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 changed to higher oxidation states, but that of the Mn ions did not change. # 2008 Elsevier Ltd.", "cleaned_text_preview": "A mixed cathode material between Li2MnO3 and Li[Mn1/3Ni1/3Co1/3]O2 for high capacity lithium secondary batteries was introduced in this study. It was prepared using the sucrose combustion process because this is a simpl…", "included_in_body": false, "body_decision_reason": "first_page_summary", "parser_body_decision_reason": "first_page_summary", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "reference", "zone": "front_matter", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": true, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.047, "bottom": 0.027, "left": 0.077, "right": 0.064 }, "excluded_risk_level": "low", "region_id": "p1:front_matter:full:white", "truncation_marker": "" }, { "ref": "#/texts/12", "page": 1, "label": "text", "order": 12000, "source_page_order": 13, "layout_order": 12, "layout_page_order": 13, "bbox": [ 36.85, 431.43, 408.25, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Keywords: A. Inorganic compounds; B. Chemical synthesis; C. XAFS (EXAFS and XANES); D. Electrochemical properties", "text_preview": "Keywords: A. Inorganic compounds; B. Chemical synthesis; C. XAFS (EXAFS and XANES); D. Electrochemical properties", "word_count": 15, "cleaned_text": "Keywords: A. Inorganic compounds; B. Chemical synthesis; C. XAFS (EXAFS and XANES); D. Electrochemical properties", "cleaned_text_preview": "Keywords: A. Inorganic compounds; B. Chemical synthesis; C. XAFS (EXAFS and XANES); D. Electrochemical properties", "included_in_body": false, "body_decision_reason": "front_matter_heading", "parser_body_decision_reason": "front_matter_heading", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "front_matter_heading", "zone": "front_matter", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": true, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": "front_matter", "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.068, "bottom": 0.009, "left": 0.152, "right": 0.091 }, "excluded_risk_level": "low", "region_id": "p1:front_matter:full:white", "truncation_marker": "" }, { "ref": "#/texts/13", "page": 1, "label": "section_header", "order": 13000, "source_page_order": 14, "layout_order": 13, "layout_page_order": 14, "bbox": [ 36.85, 473.51, 66.61, 8.78 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "1. Introduction", "text_preview": "1. Introduction", "word_count": 2, "cleaned_text": "1. Introduction", "cleaned_text_preview": "1. Introduction", "included_in_body": false, "body_decision_reason": "body_heading", "parser_body_decision_reason": "body_heading", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body_heading", "zone": "body_zone", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": true, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.063, "bottom": 0.0, "left": 0.048, "right": 0.226 }, "excluded_risk_level": "low", "region_id": "p1:body_zone:left:white", "truncation_marker": "" }, { "ref": "#/texts/14", "page": 1, "label": "text", "order": 14000, "source_page_order": 15, "layout_order": 14, "layout_page_order": 15, "bbox": [ 36.85, 497.57, 466.25, 68.45 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "The Li-ion secondary battery industry has rapidly developed, as there have been many advances in technology regarding mobile electronic devices such as mobile phones, laptop computers and HEVs. As a cathode for lithium ion secondary batteries, LiCoO2, commercialized by SONY in 1991 [1], has been widely used due to its good stability and favorable synthetic manufacturing method. The demand for high capacity and high-power batteries has grown due to the development trends of HEVs; however, the specific capacity of LiCoO2 is limited to 150 -160 mAh/g, which is approximately half of the theoretical capacity of 274 mAh/g.", "text_preview": "The Li-ion secondary battery industry has rapidly developed, as there have been many advances in technology regarding mobile electronic devices such as mobile phones, laptop computers and HEVs. As a cathode for lithium …", "word_count": 97, "cleaned_text": "The Li-ion secondary battery industry has rapidly developed, as there have been many advances in technology regarding mobile electronic devices such as mobile phones, laptop computers and HEVs. As a cathode for lithium ion secondary batteries, LiCoO2, commercialized by SONY in 1991 [1], has been widely used due to its good stability and favorable synthetic manufacturing method. The demand for high capacity and high-power batteries has grown due to the development trends of HEVs; however, the specific capacity of LiCoO2 is limited to 150 -160 mAh/g, which is approximately half of the theoretical capacity of 274 mAh/g.", "cleaned_text_preview": "The Li-ion secondary battery industry has rapidly developed, as there have been many advances in technology regarding mobile electronic devices such as mobile phones, laptop computers and HEVs. As a cathode for lithium …", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "body_zone", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": true, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.097, "bottom": 0.017, "left": 0.128, "right": 0.09 }, "excluded_risk_level": null, "region_id": "p1:body_zone:full:white", "truncation_marker": "" }, { "ref": "#/texts/15", "page": 1, "label": "text", "order": 15000, "source_page_order": 16, "layout_order": 15, "layout_page_order": 16, "bbox": [ 36.85, 569.29, 466.24, 33.56 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Thus, numerous investigations have been made into the realization of high-capacity batteries using solid solution compounds between two cathodes. Hong et al. reported a solid solution of Li[Ni0.20Li0.20Mn0.60]O2 and Li[Co0.50Li0.167Mn0.333]O2 [2], and Lu et al. investigated a solid solution between Li[Ni0.5Mn0.5]O2 and LiCoO2 [3].", "text_preview": "Thus, numerous investigations have been made into the realization of high-capacity batteries using solid solution compounds between two cathodes. Hong et al. reported a solid solution of Li[Ni0.20Li0.20Mn0.60]O2 and Li[…", "word_count": 44, "cleaned_text": "Thus, numerous investigations have been made into the realization of high-capacity batteries using solid solution compounds between two cathodes. Hong et al. reported a solid solution of Li[Ni0.20Li0.20Mn0.60]O2 and Li[Co0.50Li0.167Mn0.333]O2 [2], and Lu et al. investigated a solid solution between Li[Ni0.5Mn0.5]O2 and LiCoO2 [3].", "cleaned_text_preview": "Thus, numerous investigations have been made into the realization of high-capacity batteries using solid solution compounds between two cathodes. Hong et al. reported a solid solution of Li[Ni0.20Li0.20Mn0.60]O2 and Li[…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "body_zone", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.025, "bottom": 0.008, "left": 0.09, "right": 0.103 }, "excluded_risk_level": null, "region_id": "p1:body_zone:full:white", "truncation_marker": "" }, { "ref": "#/texts/16", "page": 1, "label": "footnote", "order": 16000, "source_page_order": 17, "layout_order": 16, "layout_page_order": 17, "bbox": [ 41.39, 633.6, 172.87, 16.93 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "* Corresponding author. Fax: +82 42 869 8650. E-mail address: antiserra@kaist.ac.kr (G.-Y. Kim).", "text_preview": "* Corresponding author. Fax: +82 42 869 8650. E-mail address: antiserra@kaist.ac.kr (G.-Y. Kim).", "word_count": 13, "cleaned_text": "* Corresponding author. Fax: +82 42 869 8650. E-mail address: antiserra@kaist.ac.kr (G.-Y. Kim).", "cleaned_text_preview": "* Corresponding author. Fax: +82 42 869 8650. E-mail address: antiserra@kaist.ac.kr (G.-Y. Kim).", "included_in_body": false, "body_decision_reason": "first_page_metadata", "parser_body_decision_reason": "first_page_metadata", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "footnote", "zone": "body_zone", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": true, "affiliation_block": true, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.148, "bottom": 0.0, "left": 0.051, "right": 0.0 }, "excluded_risk_level": "low", "region_id": "p1:body_zone:left:white", "truncation_marker": "" }, { "ref": "#/texts/17", "page": 1, "label": "page_footer", "order": 17000, "source_page_order": 18, "layout_order": 17, "layout_page_order": 18, "bbox": [ 36.85, 665.33, 240.11, 17.06 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "0025-5408/$ -see front matter # 2008 Elsevier Ltd. All rights reserved. doi:10.1016/j.materresbull.2008.01.011", "text_preview": "0025-5408/$ -see front matter # 2008 Elsevier Ltd. All rights reserved. doi:10.1016/j.materresbull.2008.01.011", "word_count": 12, "cleaned_text": "0025-5408/$ -see front matter # 2008 Elsevier Ltd. All rights reserved. doi:10.1016/j.materresbull.2008.01.011", "cleaned_text_preview": "0025-5408/$ -see front matter # 2008 Elsevier Ltd. All rights reserved. doi:10.1016/j.materresbull.2008.01.011", "included_in_body": false, "body_decision_reason": "first_page_metadata", "parser_body_decision_reason": "first_page_metadata", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_footer", "zone": "body_zone", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": true, "affiliation_block": false, "reference_item": true, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.13, "bottom": 0.004, "left": 0.128, "right": 0.0 }, "excluded_risk_level": "low", "region_id": "p1:body_zone:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/18", "page": 2, "label": "page_header", "order": 18000, "source_page_order": 1, "layout_order": 18, "layout_page_order": 1, "bbox": [ 41.16, 45.41, 15.94, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "3544", "text_preview": "3544", "word_count": 1, "cleaned_text": "3544", "cleaned_text_preview": "3544", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.16, "bottom": 0.069, "left": 0.067, "right": 0.2 }, "excluded_risk_level": "low", "region_id": "p2:top_margin:left:white", "truncation_marker": "" }, { "ref": "#/texts/19", "page": 2, "label": "page_header", "order": 19000, "source_page_order": 2, "layout_order": 19, "layout_page_order": 2, "bbox": [ 164.3, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "right_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.084, "bottom": 0.064, "left": 0.183, "right": 0.183 }, "excluded_risk_level": "low", "region_id": "p2:top_margin:right_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/20", "page": 2, "label": "caption", "order": 20000, "source_page_order": 3, "layout_order": 20, "layout_page_order": 3, "bbox": [ 41.16, 63.78, 274.88, 16.93 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Table 1 c/a values, lattice parameters and theoretical capacity of layered oxide compositions", "text_preview": "Table 1 c/a values, lattice parameters and theoretical capacity of layered oxide compositions", "word_count": 13, "cleaned_text": "Table 1 c/a values, lattice parameters and theoretical capacity of layered oxide compositions", "cleaned_text_preview": "Table 1 c/a values, lattice parameters and theoretical capacity of layered oxide compositions", 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"has_frame_evidence": false, "edge_dark_ratios": { "top": 0.006, "bottom": 0.118, "left": 0.051, "right": 0.064 }, "excluded_risk_level": "low", "region_id": "p2:front_matter:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/21", "page": 2, "label": "text", "order": 21000, "source_page_order": 4, "layout_order": 21, "layout_page_order": 4, "bbox": [ 41.16, 172.04, 466.18, 20.65 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Moreover, a Li[Li1/3 \u0000 2 x /3Mn2/3 \u0000 x /3Ni x ]O2 solid solution between Li2MnO3 and Li[Mn x Ni1 \u0000 x ]O2 is known to be a high capacity cathode material [4,5,6,7].", "text_preview": "Moreover, a Li[Li1/3 \u0000 2 x /3Mn2/3 \u0000 x /3Ni x ]O2 solid solution between Li2MnO3 and Li[Mn x Ni1 \u0000 x ]O2 is known to be a high capacity cathode material [4,5,6,7].", "word_count": 33, "cleaned_text": "Moreover, a Li[Li1/3 \u0000 2 x /3Mn2/3 \u0000 x /3Ni x ]O2 solid solution between Li2MnO3 and Li[Mn x Ni1 \u0000 x ]O2 is known to be a high capacity cathode material [4,5,6,7].", "cleaned_text_preview": "Moreover, a Li[Li1/3 \u0000 2 x /3Mn2/3 \u0000 x /3Ni x ]O2 solid solution between Li2MnO3 and Li[Mn x Ni1 \u0000 x ]O2 is known to be a high capacity cathode material [4,5,6,7].", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "front_matter", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.064, "bottom": 0.009, "left": 0.115, "right": 0.062 }, "excluded_risk_level": null, "region_id": "p2:front_matter:full:white", "truncation_marker": "" }, { "ref": "#/texts/22", "page": 2, "label": "text", "order": 22000, "source_page_order": 5, "layout_order": 22, "layout_page_order": 5, "bbox": [ 41.16, 195.97, 466.24, 80.41 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Recently, investigations of solid solutions between Li2MnO3 and other cathode materials have been reported [8]. There are two advantages of a solid solution between Li2MnO3 and other layered cathode materials. First, the theoretical capacity increases when using a light Li ion in place of heavy ions such as Co, Ni and Mn in the transition metal layer. The theoretical capacity related to this substitution is shown in Table 1. Second, the Li ions in the layered cathodes cannot be fully extracted out of the active materials due to the overlap of the Co 3+/4+ :t 2 g band by the top of the O 2 \u0000 :2p band; therefore, the oxygen is volatilized from the lattice at a deep degree of charge ( > 50%), which results in a structural distortion from hexagonal to monoclinic. This can be overcome by a substitution of Co for Mn and Ni [9].", "text_preview": "Recently, investigations of solid solutions between Li2MnO3 and other cathode materials have been reported [8]. There are two advantages of a solid solution between Li2MnO3 and other layered cathode materials. First, th…", "word_count": 149, "cleaned_text": "Recently, investigations of solid solutions between Li2MnO3 and other cathode materials have been reported [8]. There are two advantages of a solid solution between Li2MnO3 and other layered cathode materials. First, the theoretical capacity increases when using a light Li ion in place of heavy ions such as Co, Ni and Mn in the transition metal layer. The theoretical capacity related to this substitution is shown in Table 1. Second, the Li ions in the layered cathodes cannot be fully extracted out of the active materials due to the overlap of the Co 3+/4+ :t 2 g band by the top of the O 2 \u0000 :2p band; therefore, the oxygen is volatilized from the lattice at a deep degree of charge ( > 50%), which results in a structural distortion from hexagonal to monoclinic. This can be overcome by a substitution of Co for Mn and Ni [9].", "cleaned_text_preview": "Recently, investigations of solid solutions between Li2MnO3 and other cathode materials have been reported [8]. There are two advantages of a solid solution between Li2MnO3 and other layered cathode materials. First, th…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "front_matter", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.053, "bottom": 0.009, "left": 0.097, "right": 0.069 }, "excluded_risk_level": null, "region_id": "p2:front_matter:full:white", "truncation_marker": "" }, { "ref": "#/texts/23", "page": 2, "label": "text", "order": 23000, "source_page_order": 6, "layout_order": 23, "layout_page_order": 6, "bbox": [ 41.16, 279.65, 466.24, 68.44 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "In the present work, mixed compounds of Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2, as composed of Li2MnO3 and Li[Ni1/ 3Co1/3Mn1/3]O2 were synthesized via a SCP (Sucrose Combustion Process) method. Compared with other synthetic methods, this method is very simple and involves less manufacturing time. The structural and electrochemical properties were investigated using X-ray diffraction, a charge -discharge method and XANES. In consequence, the most feasible composition of x in Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2 for the highest discharge capacity and the redox mechanism were formulated.", "text_preview": "In the present work, mixed compounds of Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2, as composed of Li2MnO3 and Li[Ni1/ 3Co1/3Mn1/3]O2 were synthesized via a SCP (Sucrose Combustion Process) method. Compared with other syn…", "word_count": 96, "cleaned_text": "In the present work, mixed compounds of Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2, as composed of Li2MnO3 and Li[Ni1/ 3Co1/3Mn1/3]O2 were synthesized via a SCP (Sucrose Combustion Process) method. Compared with other synthetic methods, this method is very simple and involves less manufacturing time. The structural and electrochemical properties were investigated using X-ray diffraction, a charge -discharge method and XANES. In consequence, the most feasible composition of x in Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2 for the highest discharge capacity and the redox mechanism were formulated.", "cleaned_text_preview": "In the present work, mixed compounds of Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2, as composed of Li2MnO3 and Li[Ni1/ 3Co1/3Mn1/3]O2 were synthesized via a SCP (Sucrose Combustion Process) method. Compared with other syn…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "front_matter", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.051, "bottom": 0.0, "left": 0.064, "right": 0.064 }, "excluded_risk_level": null, "region_id": "p2:front_matter:full:white", "truncation_marker": "" }, { "ref": "#/texts/24", "page": 2, "label": "section_header", "order": 24000, "source_page_order": 7, "layout_order": 24, "layout_page_order": 7, "bbox": [ 41.16, 363.19, 70.77, 8.78 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "2. Experimental", "text_preview": "2. Experimental", "word_count": 2, "cleaned_text": "2. Experimental", "cleaned_text_preview": "2. Experimental", "included_in_body": false, "body_decision_reason": "body_heading", "parser_body_decision_reason": "body_heading", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body_heading", "zone": "body_zone", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": true, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.073, "bottom": 0.012, "left": 0.077, "right": 0.269 }, "excluded_risk_level": "low", "region_id": "p2:body_zone:left:white", "truncation_marker": "" }, { "ref": "#/texts/25", "page": 2, "label": "text", "order": 25000, "source_page_order": 8, "layout_order": 25, "layout_page_order": 8, "bbox": [ 41.16, 387.25, 466.25, 235.86 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Mixed compounds Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 composed of Li[Ni1/3Co1/3Mn1/3]O2 and Li2MnO3 were prepared by a SCP method from LiNO3, Mn(NO3)2 \u0001 6H2O, Ni(NO3)2 \u0001 6H2O and Co(NO3)2 \u0001 6H2O as precursors. Initially, to make each Li[Ni1/3Co1/3Mn1/3]O2 and Li2MnO3 solution, stoichiometric amounts of source materials of Ni, Co, Mn and Li (molar ratio of Li:Ni:Co:Mn = 3:1:1:1 for Li[Ni1/3Co1/3Mn1/3]O2 and Li:Mn = 2:1 for Li2MnO3) were dissolved and mixed homogeneously in distilled water. The two solutions were mixed with ratios of 1:9, 3:7, 5:5, 7:3 and 9:1 ( x = 0.1, 0.3, 0.5, 0.7 and 0.9, respectively). A powder, similar in appearance to gray ash, was produced through stirring the mixed solution continuously at 100 8 C with 1 M ratio of sucrose, followed by gelation and combustion of mixed solution. The decomposed powder was ground and heated at 900 8 C in a box type furnace for 12 h. It was then poured into liquid nitrogen and quenched. And the quenched powder was dried at 120 8 Cto evaporate the residual moisture. The synthesized particle size was measured with Malvern Mastersize S. X-ray diffraction experimental was performed using Automated Rigaku X-ray diffractometer in the 2 u ranges from 10 8 to 70 8 with Cu K a radiation. To prepare the positive electrode, the produced powder, carbon black (Vulcan XC-72) as conductor and PVdF were mixed in homogenizer at mass ratio of 84:8:8, respectively. And a viscous slurry was coated in aluminum foil using the doctor blade with uniform thickness of 20 m m. And the coated film was dried in vacuum oven at 100 8 C. Then the 2032 type coin cell was assembled in glove box filled with Ar gas using cathode film, lithium foil (Foote Mineral Co.), separator (PP, Celgard Inc.) and electrolyte (1 M LiPF6 solution in a 1: 1 volume ratio of EC and DEC). Galvanostatic charge/discharge tests were performed using WBCS3000 system. The current density was 0.2 C-rate and cut off voltage was 2.0 -4.8 V. The cyclic voltammograms tests were conducted from 2.0 to 4.8 Vat 0.1 mV/s scan rate. The X-ray absorption near-edge structure (XANES) analysis was carried out to examine oxidation state of Mn, Co and Ni ions and the change of their oxidation state during charge/discharge measurement.", "text_preview": "Mixed compounds Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 composed of Li[Ni1/3Co1/3Mn1/3]O2 and Li2MnO3 were prepared by a SCP method from LiNO3, Mn(NO3)2 \u0001 6H2O, Ni(NO3)2 \u0001 6H2O and Co(NO3)2 \u0001 6H2O as precursors. In…", "word_count": 384, "cleaned_text": "Mixed compounds Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 composed of Li[Ni1/3Co1/3Mn1/3]O2 and Li2MnO3 were prepared by a SCP method from LiNO3, Mn(NO3)2 \u0001 6H2O, Ni(NO3)2 \u0001 6H2O and Co(NO3)2 \u0001 6H2O as precursors. Initially, to make each Li[Ni1/3Co1/3Mn1/3]O2 and Li2MnO3 solution, stoichiometric amounts of source materials of Ni, Co, Mn and Li (molar ratio of Li:Ni:Co:Mn = 3:1:1:1 for Li[Ni1/3Co1/3Mn1/3]O2 and Li:Mn = 2:1 for Li2MnO3) were dissolved and mixed homogeneously in distilled water. The two solutions were mixed with ratios of 1:9, 3:7, 5:5, 7:3 and 9:1 ( x = 0.1, 0.3, 0.5, 0.7 and 0.9, respectively). A powder, similar in appearance to gray ash, was produced through stirring the mixed solution continuously at 100 8 C with 1 M ratio of sucrose, followed by gelation and combustion of mixed solution. The decomposed powder was ground and heated at 900 8 C in a box type furnace for 12 h. It was then poured into liquid nitrogen and quenched. And the quenched powder was dried at 120 8 Cto evaporate the residual moisture. The synthesized particle size was measured with Malvern Mastersize S. X-ray diffraction experimental was performed using Automated Rigaku X-ray diffractometer in the 2 u ranges from 10 8 to 70 8 with Cu K a radiation. To prepare the positive electrode, the produced powder, carbon black (Vulcan XC-72) as conductor and PVdF were mixed in homogenizer at mass ratio of 84:8:8, respectively. And a viscous slurry was coated in aluminum foil using the doctor blade with uniform thickness of 20 m m. And the coated film was dried in vacuum oven at 100 8 C. Then the 2032 type coin cell was assembled in glove box filled with Ar gas using cathode film, lithium foil (Foote Mineral Co.), separator (PP, Celgard Inc.) and electrolyte (1 M LiPF6 solution in a 1: 1 volume ratio of EC and DEC). Galvanostatic charge/discharge tests were performed using WBCS3000 system. The current density was 0.2 C-rate and cut off voltage was 2.0 -4.8 V. The cyclic voltammograms tests were conducted from 2.0 to 4.8 Vat 0.1 mV/s scan rate. The X-ray absorption near-edge structure (XANES) analysis was carried out to examine oxidation state of Mn, Co and Ni ions and the change of their oxidation state during charge/discharge measurement.", "cleaned_text_preview": "Mixed compounds Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 composed of Li[Ni1/3Co1/3Mn1/3]O2 and Li2MnO3 were prepared by a SCP method from LiNO3, Mn(NO3)2 \u0001 6H2O, Ni(NO3)2 \u0001 6H2O and Co(NO3)2 \u0001 6H2O as precursors. In…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "body_zone", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": true, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.08, "bottom": 0.008, "left": 0.103, "right": 0.09 }, "excluded_risk_level": null, "region_id": "p2:body_zone:full:white", "truncation_marker": "" }, { "ref": "#/texts/26", "page": 2, "label": "section_header", "order": 26000, "source_page_order": 9, "layout_order": 26, "layout_page_order": 9, "bbox": [ 41.16, 638.15, 109.24, 8.78 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "3. Results and discussion", "text_preview": "3. Results and discussion", "word_count": 4, "cleaned_text": "3. Results and discussion", "cleaned_text_preview": "3. Results and discussion", "included_in_body": false, "body_decision_reason": "body_heading", "parser_body_decision_reason": "body_heading", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body_heading", "zone": "body_zone", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": true, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.157, "bottom": 0.0, "left": 0.077, "right": 0.256 }, "excluded_risk_level": "low", "region_id": "p2:body_zone:left:white", "truncation_marker": "" }, { "ref": "#/texts/27#prov0", "page": 2, "label": "text", "order": 27000, "source_page_order": 10, "layout_order": 27, "layout_page_order": 10, "bbox": [ 41.16, 662.21, 466.19, 21.6 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 1 shows X-ray diffraction patterns of the Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 cathode materials. The XRD data is indexed with that of layered LiCoO2 ( a -NaFeO2 type, space group R-3m, hexagonal). It has been reported that", "text_preview": "Fig. 1 shows X-ray diffraction patterns of the Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 cathode materials. The XRD data is indexed with that of layered LiCoO2 ( a -NaFeO2 type, space group R-3m, hexagonal). It has b…", "word_count": 44, "cleaned_text": "Fig. 1 shows X-ray diffraction patterns of the Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 cathode materials. The XRD data is indexed with that of layered LiCoO2 ( a -NaFeO2 type, space group R-3m, hexagonal). It has been reported that", "cleaned_text_preview": "Fig. 1 shows X-ray diffraction patterns of the Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 cathode materials. The XRD data is indexed with that of layered LiCoO2 ( a -NaFeO2 type, space group R-3m, hexagonal). It has b…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "bottom_margin", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.134, "bottom": 0.009, "left": 0.052, "right": 0.156 }, "excluded_risk_level": null, "region_id": "p2:bottom_margin:full:white", "truncation_marker": "" }, { "ref": "#/texts/28", "page": 3, "label": "page_header", "order": 28000, "source_page_order": 2, "layout_order": 28, "layout_page_order": 1, "bbox": [ 159.99, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.092, "bottom": 0.08, "left": 0.15, "right": 0.133 }, "excluded_risk_level": "low", "region_id": "p3:top_margin:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/29", "page": 3, "label": "page_header", "order": 29000, "source_page_order": 3, "layout_order": 29, "layout_page_order": 2, "bbox": [ 487.22, 45.41, 15.94, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "3545", "text_preview": "3545", "word_count": 1, "cleaned_text": "3545", "cleaned_text_preview": "3545", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "right", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.188, "bottom": 0.09, "left": 0.117, "right": 0.15 }, "excluded_risk_level": "low", "region_id": "p3:top_margin:right:white", "truncation_marker": "" }, { "ref": "#/texts/30", "page": 3, "label": "caption", "order": 30000, "source_page_order": 4, "layout_order": 30, "layout_page_order": 3, "bbox": [ 133.11, 243.89, 273.72, 7.7 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 1. XRD patterns of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "text_preview": "Fig. 1. XRD patterns of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "word_count": 11, "cleaned_text": "Fig. 1. XRD patterns of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "cleaned_text_preview": "Fig. 1. XRD patterns of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "included_in_body": false, "body_decision_reason": "outside_body_flow_caption", "parser_body_decision_reason": "outside_body_flow_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.086, "bottom": 0.012, "left": 0.152, "right": 0.03 }, "excluded_risk_level": "low", "region_id": "p3:page_body:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/27#prov1", "page": 3, "label": "text", "order": 27001, "source_page_order": 1, "layout_order": 31, "layout_page_order": 4, "bbox": [ 36.85, 267.69, 466.24, 45.52 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "layered structures showed a good splitting of the peaks assigned to (108, 110) with c/a values higher than 4.899 [10]. The clearly split (108, 110) pairs and the c/a ratio (when higher than 4.899) in all compositions of x indicate that the layered structure was synthesized successfully. The c/a values and lattice parameters of the Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x / 3Co x /3]O2 are shown in Table 1.", "text_preview": "layered structures showed a good splitting of the peaks assigned to (108, 110) with c/a values higher than 4.899 [10]. The clearly split (108, 110) pairs and the c/a ratio (when higher than 4.899) in all compositions of…", "word_count": 72, "cleaned_text": "layered structures showed a good splitting of the peaks assigned to (108, 110) with c/a values higher than 4.899 [10]. The clearly split (108, 110) pairs and the c/a ratio (when higher than 4.899) in all compositions of x indicate that the layered structure was synthesized successfully. The c/a values and lattice parameters of the Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x / 3Co x /3]O2 are shown in Table 1.", "cleaned_text_preview": "layered structures showed a good splitting of the peaks assigned to (108, 110) with c/a values higher than 4.899 [10]. The clearly split (108, 110) pairs and the c/a ratio (when higher than 4.899) in all compositions of…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.064, "bottom": 0.008, "left": 0.119, "right": 0.012 }, "excluded_risk_level": null, "region_id": "p3:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/31", "page": 3, "label": "text", "order": 31000, "source_page_order": 5, "layout_order": 32, "layout_page_order": 5, "bbox": [ 36.85, 315.04, 466.26, 68.94 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "The XRD data at compositions of x = 0.1 and x = 0.3 show superlattice peaks in the range of 21 -23 8 which cannot be indexed to R-3m symmetry. These superlattice peaks have been considered to reflect the degree of cations ordering in the transition metal layers. According to Hackney et al . [11], Co 3+ addition to the Li rich layered materials results in the weakening of superlattice peaks because of the increased disorder and isolation of the LiMn1 \u0000 x (NiCo) x domain structure. In our results of XRD, the superlattice peaks are weakened as the Co 3+ content increased, which is consistent with the results of Hackney et al .", "text_preview": "The XRD data at compositions of x = 0.1 and x = 0.3 show superlattice peaks in the range of 21 -23 8 which cannot be indexed to R-3m symmetry. These superlattice peaks have been considered to reflect the degree of catio…", "word_count": 114, "cleaned_text": "The XRD data at compositions of x = 0.1 and x = 0.3 show superlattice peaks in the range of 21 -23 8 which cannot be indexed to R-3m symmetry. These superlattice peaks have been considered to reflect the degree of cations ordering in the transition metal layers. According to Hackney et al . [11], Co 3+ addition to the Li rich layered materials results in the weakening of superlattice peaks because of the increased disorder and isolation of the LiMn1 \u0000 x (NiCo) x domain structure. In our results of XRD, the superlattice peaks are weakened as the Co 3+ content increased, which is consistent with the results of Hackney et al .", "cleaned_text_preview": "The XRD data at compositions of x = 0.1 and x = 0.3 show superlattice peaks in the range of 21 -23 8 which cannot be indexed to R-3m symmetry. These superlattice peaks have been considered to reflect the degree of catio…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.049, "bottom": 0.0, "left": 0.09, "right": 0.077 }, "excluded_risk_level": null, "region_id": "p3:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/32", "page": 3, "label": "text", "order": 32000, "source_page_order": 6, "layout_order": 33, "layout_page_order": 6, "bbox": [ 36.85, 387.25, 466.25, 80.41 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "SEM images of Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 are shown in Fig. 2. The particle sizes measured via Malvern Mastersize S were 1.24, 1.17, 0.84, 1.44, 1.88 and 3.04 m mat x = 0.1, 0.3, 0.5, 0.7, 0.9 and 1.0, respectively (data not shown). A small particle size in the cathode materials is an important factor. It greatly influences the electrochemical properties of Li-ion secondary batteries. In general, a small particle size can reduce the diffusion path of Li ions inside the particle due to the large particle/electrolyte interface, implying that Li ions inside the particle can reach the interface faster, as reported by Hinokuma et al. [12]. Therefore, the smallest particle size at x = 0.5 improve electrochemical characteristics such as a high rate capability.", "text_preview": "SEM images of Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 are shown in Fig. 2. The particle sizes measured via Malvern Mastersize S were 1.24, 1.17, 0.84, 1.44, 1.88 and 3.04 m mat x = 0.1, 0.3, 0.5, 0.7, 0.9 and 1.0, …", "word_count": 132, "cleaned_text": "SEM images of Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 are shown in Fig. 2. The particle sizes measured via Malvern Mastersize S were 1.24, 1.17, 0.84, 1.44, 1.88 and 3.04 m mat x = 0.1, 0.3, 0.5, 0.7, 0.9 and 1.0, respectively (data not shown). A small particle size in the cathode materials is an important factor. It greatly influences the electrochemical properties of Li-ion secondary batteries. In general, a small particle size can reduce the diffusion path of Li ions inside the particle due to the large particle/electrolyte interface, implying that Li ions inside the particle can reach the interface faster, as reported by Hinokuma et al. [12]. Therefore, the smallest particle size at x = 0.5 improve electrochemical characteristics such as a high rate capability.", "cleaned_text_preview": "SEM images of Li[Li(1 \u0000 x )/3Mn(2 \u0000 x )/3Ni x /3Co x /3]O2 are shown in Fig. 2. The particle sizes measured via Malvern Mastersize S were 1.24, 1.17, 0.84, 1.44, 1.88 and 3.04 m mat x = 0.1, 0.3, 0.5, 0.7, 0.9 and 1.0, …", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.047, "bottom": 0.004, "left": 0.09, "right": 0.038 }, "excluded_risk_level": null, "region_id": "p3:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/33", "page": 3, "label": "text", "order": 33000, "source_page_order": 7, "layout_order": 34, "layout_page_order": 7, "bbox": [ 36.85, 470.93, 466.22, 44.58 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 3 shows the initial charge/discharge curves for all compositions during the first cycle. The measurement was carried out between 2.0 and 4.8 Vat a constant current density of 0.2 C rate. Two plateaus were observed at around 4.1 and 4.6 V. This figure reveals that the length of the charge plateau at 4.1 V becomes shorter as the Ni and Co contents decrease. A more detailed discussion is given below along with results of XANES.", "text_preview": "Fig. 3 shows the initial charge/discharge curves for all compositions during the first cycle. The measurement was carried out between 2.0 and 4.8 Vat a constant current density of 0.2 C rate. Two plateaus were observed …", "word_count": 76, "cleaned_text": "Fig. 3 shows the initial charge/discharge curves for all compositions during the first cycle. The measurement was carried out between 2.0 and 4.8 Vat a constant current density of 0.2 C rate. Two plateaus were observed at around 4.1 and 4.6 V. This figure reveals that the length of the charge plateau at 4.1 V becomes shorter as the Ni and Co contents decrease. A more detailed discussion is given below along with results of XANES.", "cleaned_text_preview": "Fig. 3 shows the initial charge/discharge curves for all compositions during the first cycle. The measurement was carried out between 2.0 and 4.8 Vat a constant current density of 0.2 C rate. Two plateaus were observed …", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.117, "bottom": 0.006, "left": 0.048, "right": 0.012 }, "excluded_risk_level": null, "region_id": "p3:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/34#prov0", "page": 3, "label": "text", "order": 34000, "source_page_order": 8, "layout_order": 35, "layout_page_order": 8, "bbox": [ 36.85, 518.78, 466.27, 165.03 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 4(a) shows the charge/discharge capacity. The sample at x = 0.1 shows a low discharge capacity of 12 mAh/g, as also reported by Gopukumar and coworkers [13], and the sample at x = 0.5 shows the highest discharge capacity of 224 mAh/g. Thus, it was determined that the best composition for the highest discharge capacity is x = 0.5. The capacity retention data shown in Fig. 4(b) shows the discharge capacity ratio of the first cycle to the 10th cycle. The lowest capacity retention and the highest capacity retention are observed at x = 1 and x = 0.1, respectively. These results indicate that the structural stability of the solid solution improves as the amount of Li2MnO3 increases. According to Choi and Manthiram [9], cracks created by the volume change during the charge/discharge cycling of Li[Ni1/3Co1/3Mn1/3]O2 cathode can be suppressed by excessive Li ions. Therefore, capacity retention improves when the amount of Li2MnO3 is greater than that of Li[Ni1/3Co1/3Mn1/3]O2, as the excess Li ions from the Li2MnO3 play such a role in Li[Ni 1/3 Co1/3Mn1/3]O2. Fig. 4(b) also shows the Initial Capacity Loss (ICL), the capacity ratio of the first discharge capacity to the first charge capacity (Coulomb efficiency or Faraday efficiency). That is highest at x = 0.1 and lowest at x = 1. With Li[Ni1/3Co1/3Mn1/3]O2, a reversible reaction is dominant during charge/discharge cycling. In the case of Li2MnO3, however, an irreversible reaction is observed during the first charge/discharge cycle due to low coulomb efficiency, i.e., 70% of the ICL. According to Hackney et al . [11], although the Li2MnO3 is inactive material", "text_preview": "Fig. 4(a) shows the charge/discharge capacity. The sample at x = 0.1 shows a low discharge capacity of 12 mAh/g, as also reported by Gopukumar and coworkers [13], and the sample at x = 0.5 shows the highest discharge ca…", "word_count": 265, "cleaned_text": "Fig. 4(a) shows the charge/discharge capacity. The sample at x = 0.1 shows a low discharge capacity of 12 mAh/g, as also reported by Gopukumar and coworkers [13], and the sample at x = 0.5 shows the highest discharge capacity of 224 mAh/g. Thus, it was determined that the best composition for the highest discharge capacity is x = 0.5. The capacity retention data shown in Fig. 4(b) shows the discharge capacity ratio of the first cycle to the 10th cycle. The lowest capacity retention and the highest capacity retention are observed at x = 1 and x = 0.1, respectively. These results indicate that the structural stability of the solid solution improves as the amount of Li2MnO3 increases. According to Choi and Manthiram [9], cracks created by the volume change during the charge/discharge cycling of Li[Ni1/3Co1/3Mn1/3]O2 cathode can be suppressed by excessive Li ions. Therefore, capacity retention improves when the amount of Li2MnO3 is greater than that of Li[Ni1/3Co1/3Mn1/3]O2, as the excess Li ions from the Li2MnO3 play such a role in Li[Ni 1/3 Co1/3Mn1/3]O2. Fig. 4(b) also shows the Initial Capacity Loss (ICL), the capacity ratio of the first discharge capacity to the first charge capacity (Coulomb efficiency or Faraday efficiency). That is highest at x = 0.1 and lowest at x = 1. With Li[Ni1/3Co1/3Mn1/3]O2, a reversible reaction is dominant during charge/discharge cycling. In the case of Li2MnO3, however, an irreversible reaction is observed during the first charge/discharge cycle due to low coulomb efficiency, i.e., 70% of the ICL. According to Hackney et al . [11], although the Li2MnO3 is inactive material", "cleaned_text_preview": "Fig. 4(a) shows the charge/discharge capacity. The sample at x = 0.1 shows a low discharge capacity of 12 mAh/g, as also reported by Gopukumar and coworkers [13], and the sample at x = 0.5 shows the highest discharge ca…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "bottom_margin", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.044, "bottom": 0.008, "left": 0.103, "right": 0.103 }, "excluded_risk_level": null, "region_id": "p3:bottom_margin:full:white", "truncation_marker": "" }, { "ref": "#/texts/35", "page": 4, "label": "page_header", "order": 35000, "source_page_order": 2, "layout_order": 36, "layout_page_order": 1, "bbox": [ 41.16, 45.41, 15.94, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "3546", "text_preview": "3546", "word_count": 1, "cleaned_text": "3546", "cleaned_text_preview": "3546", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.174, "bottom": 0.09, "left": 0.067, "right": 0.217 }, "excluded_risk_level": "low", "region_id": "p4:top_margin:left:white", "truncation_marker": "" }, { "ref": "#/texts/36", "page": 4, "label": "page_header", "order": 36000, "source_page_order": 3, "layout_order": 37, "layout_page_order": 2, "bbox": [ 164.3, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "right_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.084, "bottom": 0.064, "left": 0.183, "right": 0.183 }, "excluded_risk_level": "low", "region_id": "p4:top_margin:right_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/37", "page": 4, "label": "caption", "order": 37000, "source_page_order": 4, "layout_order": 38, "layout_page_order": 3, "bbox": [ 48.59, 562.05, 451.38, 7.7 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 2. SEM images of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2. x = (a) 1.0, (b) 0.9, (c) 0.7, (d) 0.5, (e) 0.3 and (f) 0.1.", "text_preview": "Fig. 2. SEM images of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2. x = (a) 1.0, (b) 0.9, (c) 0.7, (d) 0.5, (e) 0.3 and (f) 0.1.", "word_count": 26, "cleaned_text": "Fig. 2. SEM images of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2. x = (a) 1.0, (b) 0.9, (c) 0.7, (d) 0.5, (e) 0.3 and (f) 0.1.", "cleaned_text_preview": "Fig. 2. SEM images of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2. x = (a) 1.0, (b) 0.9, (c) 0.7, (d) 0.5, (e) 0.3 and (f) 0.1.", "included_in_body": false, "body_decision_reason": "outside_body_flow_caption", "parser_body_decision_reason": "outside_body_flow_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.135, "bottom": 0.006, "left": 0.139, "right": 0.014 }, "excluded_risk_level": "low", "region_id": "p4:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/34#prov1", "page": 4, "label": "text", "order": 34001, "source_page_order": 1, "layout_order": 39, "layout_page_order": 4, "bbox": [ 41.16, 602.46, 466.22, 44.52 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "by itself, the Li2MnO3 inside a domain structure is active when the voltage is higher than 4.4 V. When charged, one Li2MnO3 loses one O 2 \u0000 ion and two Li + ions in forms of Li2O at above 4.4 V and becomes MnO2. When discharged, the MnO2 becomes LiMnO2 by gaining only one Li + ion, which is a main reason of irreversible capacity loss on the initial cycle.", "text_preview": "by itself, the Li2MnO3 inside a domain structure is active when the voltage is higher than 4.4 V. When charged, one Li2MnO3 loses one O 2 \u0000 ion and two Li + ions in forms of Li2O at above 4.4 V and becomes MnO2. When di…", "word_count": 70, "cleaned_text": "by itself, the Li2MnO3 inside a domain structure is active when the voltage is higher than 4.4 V. When charged, one Li2MnO3 loses one O 2 \u0000 ion and two Li + ions in forms of Li2O at above 4.4 V and becomes MnO2. When discharged, the MnO2 becomes LiMnO2 by gaining only one Li + ion, which is a main reason of irreversible capacity loss on the initial cycle.", "cleaned_text_preview": "by itself, the Li2MnO3 inside a domain structure is active when the voltage is higher than 4.4 V. When charged, one Li2MnO3 loses one O 2 \u0000 ion and two Li + ions in forms of Li2O at above 4.4 V and becomes MnO2. When di…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.057, "bottom": 0.002, "left": 0.083, "right": 0.048 }, "excluded_risk_level": null, "region_id": "p4:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/38", "page": 4, "label": "text", "order": 38000, "source_page_order": 5, "layout_order": 40, "layout_page_order": 5, "bbox": [ 41.16, 650.25, 466.2, 32.62 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Considering the results shown in Fig. 4(a) and (b), it was determined that the optimized composition is x = 0.5, as the compounds of x = 0.5 and Li[Li1/6Mn1/2Ni1/6Co1/6]O2 incorporate the advantages of both structural stability and coulomb efficiency.", "text_preview": "Considering the results shown in Fig. 4(a) and (b), it was determined that the optimized composition is x = 0.5, as the compounds of x = 0.5 and Li[Li1/6Mn1/2Ni1/6Co1/6]O2 incorporate the advantages of both structural s…", "word_count": 39, "cleaned_text": "Considering the results shown in Fig. 4(a) and (b), it was determined that the optimized composition is x = 0.5, as the compounds of x = 0.5 and Li[Li1/6Mn1/2Ni1/6Co1/6]O2 incorporate the advantages of both structural stability and coulomb efficiency.", "cleaned_text_preview": "Considering the results shown in Fig. 4(a) and (b), it was determined that the optimized composition is x = 0.5, as the compounds of x = 0.5 and Li[Li1/6Mn1/2Ni1/6Co1/6]O2 incorporate the advantages of both structural s…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.112, "bottom": 0.004, "left": 0.077, "right": 0.064 }, "excluded_risk_level": null, "region_id": "p4:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/39", "page": 5, "label": "page_header", "order": 39000, "source_page_order": 1, "layout_order": 41, "layout_page_order": 1, "bbox": [ 159.99, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. 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First charge/discharge curves of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "text_preview": "Fig. 3. First charge/discharge curves of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "word_count": 12, "cleaned_text": "Fig. 3. First charge/discharge curves of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "cleaned_text_preview": "Fig. 3. First charge/discharge curves of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2.", "included_in_body": false, "body_decision_reason": "outside_body_flow_caption", "parser_body_decision_reason": "outside_body_flow_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.086, "bottom": 0.029, "left": 0.242, "right": 0.03 }, "excluded_risk_level": "low", "region_id": "p5:page_body:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/42", "page": 5, "label": "text", "order": 42000, "source_page_order": 4, "layout_order": 44, "layout_page_order": 4, "bbox": [ 36.85, 470.93, 466.29, 92.37 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 5 shows the cyclic performance levels for the cells with the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 cathode material after fifty cycles between 2.0 and 4.8 V at a 0.2 C rate. Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compounds showed very stable cyclability. Nearly 80% discharge capacity was sustained, and the cyclability becomes more stable as the cycle proceeds. Fig. 6 shows cyclic voltammograms results measured with Li[Li1/6Mn1/2Ni1/6Co1/6]O2. As shown in Fig. 6, the anodic peak at 4.6 V nearly disappears during the second charge and completely disappears after the second cycle. These results clearly show that the reaction during the 4.6 V plateau is an irreversible reaction; that is, it demonstrates the extraction of Li with O together, as reported by Dahn and coworkers [14]. In contrast, the anodic peak at 4.1 V is continues to be observed after 10 cycles. Some reversible reaction has occurred during the plateau at 4.1 V.", "text_preview": "Fig. 5 shows the cyclic performance levels for the cells with the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 cathode material after fifty cycles between 2.0 and 4.8 V at a 0.2 C rate. Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compounds showed very st…", "word_count": 144, "cleaned_text": "Fig. 5 shows the cyclic performance levels for the cells with the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 cathode material after fifty cycles between 2.0 and 4.8 V at a 0.2 C rate. Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compounds showed very stable cyclability. Nearly 80% discharge capacity was sustained, and the cyclability becomes more stable as the cycle proceeds. Fig. 6 shows cyclic voltammograms results measured with Li[Li1/6Mn1/2Ni1/6Co1/6]O2. As shown in Fig. 6, the anodic peak at 4.6 V nearly disappears during the second charge and completely disappears after the second cycle. These results clearly show that the reaction during the 4.6 V plateau is an irreversible reaction; that is, it demonstrates the extraction of Li with O together, as reported by Dahn and coworkers [14]. In contrast, the anodic peak at 4.1 V is continues to be observed after 10 cycles. Some reversible reaction has occurred during the plateau at 4.1 V.", "cleaned_text_preview": "Fig. 5 shows the cyclic performance levels for the cells with the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 cathode material after fifty cycles between 2.0 and 4.8 V at a 0.2 C rate. Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compounds showed very st…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.1, "bottom": 0.006, "left": 0.09, "right": 0.064 }, "excluded_risk_level": null, "region_id": "p5:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/43#prov0", "page": 5, "label": "text", "order": 43000, "source_page_order": 5, "layout_order": 45, "layout_page_order": 5, "bbox": [ 36.85, 566.57, 466.26, 116.29 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "In order to observe these reactions during a charge/discharge process, Mn, Co and Ni K-edge XANES measurements were made of Li[Li1/6Mn1/2Ni1/6Co1/6]O2 as a function of the degree of charge. The cycling curve of Li[Li1/6Mn1/2Ni1/6Co1/6]O2 during two cycles is shown in Fig. 7. Representative scans are marked on the cycling curve. The region of scan 0 -1 represents the plateau of 4.1 V while that of scan 2 -3 represents the plateau of 4.6 V. The process was carried out with the very low current density of a 0.05C scan rate. When the charge/discharge states reached the points 0 -6, respectively, the processes were stopped and the samples were collected for the XANES measurement. To observe the valence state of Mn, Co and Ni ions after especially long cycles, one sample was collected after fifty cycles. Figs. 8 and 9 show the K-edge XANES spectra of Mn, Co and Ni during first charge and during two cycles, respectively. There are references to various oxidation states of Mn, Co and Ni K-edge XANES spectra in Fig. 8(a) -(c), respectively. They indicate that the oxidation state of the Mn, Co and Ni ions of the fresh", "text_preview": "In order to observe these reactions during a charge/discharge process, Mn, Co and Ni K-edge XANES measurements were made of Li[Li1/6Mn1/2Ni1/6Co1/6]O2 as a function of the degree of charge. The cycling curve of Li[Li1/6…", "word_count": 193, "cleaned_text": "In order to observe these reactions during a charge/discharge process, Mn, Co and Ni K-edge XANES measurements were made of Li[Li1/6Mn1/2Ni1/6Co1/6]O2 as a function of the degree of charge. The cycling curve of Li[Li1/6Mn1/2Ni1/6Co1/6]O2 during two cycles is shown in Fig. 7. Representative scans are marked on the cycling curve. The region of scan 0 -1 represents the plateau of 4.1 V while that of scan 2 -3 represents the plateau of 4.6 V. The process was carried out with the very low current density of a 0.05C scan rate. When the charge/discharge states reached the points 0 -6, respectively, the processes were stopped and the samples were collected for the XANES measurement. To observe the valence state of Mn, Co and Ni ions after especially long cycles, one sample was collected after fifty cycles. Figs. 8 and 9 show the K-edge XANES spectra of Mn, Co and Ni during first charge and during two cycles, respectively. There are references to various oxidation states of Mn, Co and Ni K-edge XANES spectra in Fig. 8(a) -(c), respectively. They indicate that the oxidation state of the Mn, Co and Ni ions of the fresh", "cleaned_text_preview": "In order to observe these reactions during a charge/discharge process, Mn, Co and Ni K-edge XANES measurements were made of Li[Li1/6Mn1/2Ni1/6Co1/6]O2 as a function of the degree of charge. The cycling curve of Li[Li1/6…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.064, "bottom": 0.011, "left": 0.09, "right": 0.09 }, "excluded_risk_level": null, "region_id": "p5:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/44", "page": 6, "label": "page_header", "order": 44000, "source_page_order": 2, "layout_order": 46, "layout_page_order": 1, "bbox": [ 41.16, 45.41, 15.94, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "3548", "text_preview": "3548", "word_count": 1, "cleaned_text": "3548", "cleaned_text_preview": "3548", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.208, "bottom": 0.09, "left": 0.067, "right": 0.283 }, "excluded_risk_level": "low", "region_id": "p6:top_margin:left:white", "truncation_marker": "" }, { "ref": "#/texts/45", "page": 6, "label": "page_header", "order": 45000, "source_page_order": 3, "layout_order": 47, "layout_page_order": 2, "bbox": [ 164.3, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "right_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.084, "bottom": 0.064, "left": 0.183, "right": 0.183 }, "excluded_risk_level": "low", "region_id": "p6:top_margin:right_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/46", "page": 6, "label": "caption", "order": 46000, "source_page_order": 4, "layout_order": 48, "layout_page_order": 3, "bbox": [ 41.16, 446.26, 466.28, 27.33 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 4. (a) Electrochemical properties of mixed compounds ofLi2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2: ( & ) charge capacity and ( * ) discharge capacity. (b) Electrochemical properties of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2: ( & ) capacity retention and ( * ) initial capacity loss.", "text_preview": "Fig. 4. (a) Electrochemical properties of mixed compounds ofLi2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2: ( & ) charge capacity and ( * ) discharge capacity. (b) Electrochemical properties of mixed compounds of Li2MnO3 and Li[Ni1/…", "word_count": 44, "cleaned_text": "Fig. 4. (a) Electrochemical properties of mixed compounds ofLi2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2: ( & ) charge capacity and ( * ) discharge capacity. (b) Electrochemical properties of mixed compounds of Li2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2: ( & ) capacity retention and ( * ) initial capacity loss.", "cleaned_text_preview": "Fig. 4. (a) Electrochemical properties of mixed compounds ofLi2MnO3 and Li[Ni1/3Co1/3Mn1/3]O2: ( & ) charge capacity and ( * ) discharge capacity. (b) Electrochemical properties of mixed compounds of Li2MnO3 and Li[Ni1/…", "included_in_body": false, "body_decision_reason": "outside_body_flow_caption", "parser_body_decision_reason": "outside_body_flow_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.036, "bottom": 0.0, "left": 0.048, "right": 0.036 }, "excluded_risk_level": "low", "region_id": "p6:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/43#prov1", "page": 6, "label": "text", "order": 43001, "source_page_order": 1, "layout_order": 49, "layout_page_order": 4, "bbox": [ 41.16, 506.82, 466.22, 20.65 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "compounds (scan 0) are tetravalent, trivalent and divalent state, respectively, which corresponds to results reported by other research groups [15,16,17,18].", "text_preview": "compounds (scan 0) are tetravalent, trivalent and divalent state, respectively, which corresponds to results reported by other research groups [15,16,17,18].", "word_count": 20, "cleaned_text": "compounds (scan 0) are tetravalent, trivalent and divalent state, respectively, which corresponds to results reported by other research groups [15,16,17,18].", "cleaned_text_preview": "compounds (scan 0) are tetravalent, trivalent and divalent state, respectively, which corresponds to results reported by other research groups [15,16,17,18].", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.038, "bottom": 0.011, "left": 0.104, "right": 0.021 }, "excluded_risk_level": null, "region_id": "p6:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/47", "page": 6, "label": "text", "order": 47000, "source_page_order": 5, "layout_order": 50, "layout_page_order": 5, "bbox": [ 41.16, 530.68, 466.24, 152.18 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 8(a) -(c) shows the change of the valence state of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during first charge measurement. It can be seen in Fig. 8(a) that the edge shape of the Mn ions gradually changes during first charge (from scan 0 to scan 3). However, they do not show a rigid shift of the entire edge to the higher energy value. The change in the shape of the near edge spectra during the initial charge process implies that the local structural rearrangement around the Mn ions changes [17] as it is generally believed that the valence state of Mn ions in octahedral sites is tetravalent and does not during charge/discharge cycles [19]. This explains how the valence state of the Mn ions in the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 maintains its tetravalent status during the first charge. The edge position of the Co and Ni ions entirely shifts to a higher energy value, from 7727 to 7728.9 eV and from 8350.3 to 8354 eV, during scan 0 -2, as shown in Fig. 8(b) and (c), respectively. The positive shift of the edge positions of the Co and Ni ions indicates that their oxidation states increase. From scan 2 to scan 3 (at a plateau of 4.6 V), the oxidation states of the Co and Ni ions do not change. This indicates that the plateau of 4.1 V is caused by the oxidation of the Co and Ni ions from Co 3+ to Co 3.5+ and from Ni 2+ to Ni 3+ , respectively. Moreover, the plateau of 4.6 V is not affected by their oxidation.", "text_preview": "Fig. 8(a) -(c) shows the change of the valence state of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during first charge measurement. It can be seen in Fig. 8(a) that the edge shape of the Mn ion…", "word_count": 268, "cleaned_text": "Fig. 8(a) -(c) shows the change of the valence state of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during first charge measurement. It can be seen in Fig. 8(a) that the edge shape of the Mn ions gradually changes during first charge (from scan 0 to scan 3). However, they do not show a rigid shift of the entire edge to the higher energy value. The change in the shape of the near edge spectra during the initial charge process implies that the local structural rearrangement around the Mn ions changes [17] as it is generally believed that the valence state of Mn ions in octahedral sites is tetravalent and does not during charge/discharge cycles [19]. This explains how the valence state of the Mn ions in the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 maintains its tetravalent status during the first charge. The edge position of the Co and Ni ions entirely shifts to a higher energy value, from 7727 to 7728.9 eV and from 8350.3 to 8354 eV, during scan 0 -2, as shown in Fig. 8(b) and (c), respectively. The positive shift of the edge positions of the Co and Ni ions indicates that their oxidation states increase. From scan 2 to scan 3 (at a plateau of 4.6 V), the oxidation states of the Co and Ni ions do not change. This indicates that the plateau of 4.1 V is caused by the oxidation of the Co and Ni ions from Co 3+ to Co 3.5+ and from Ni 2+ to Ni 3+ , respectively. Moreover, the plateau of 4.6 V is not affected by their oxidation.", "cleaned_text_preview": "Fig. 8(a) -(c) shows the change of the valence state of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during first charge measurement. It can be seen in Fig. 8(a) that the edge shape of the Mn ion…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.044, "bottom": 0.0, "left": 0.077, "right": 0.103 }, "excluded_risk_level": null, "region_id": "p6:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/48", "page": 7, "label": "page_header", "order": 48000, "source_page_order": 1, "layout_order": 51, "layout_page_order": 1, "bbox": [ 159.99, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.092, "bottom": 0.08, "left": 0.15, "right": 0.133 }, "excluded_risk_level": "low", "region_id": "p7:top_margin:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/49", "page": 7, "label": "page_header", "order": 49000, "source_page_order": 2, "layout_order": 52, "layout_page_order": 2, "bbox": [ 487.22, 45.41, 15.94, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "3549", "text_preview": "3549", "word_count": 1, "cleaned_text": "3549", "cleaned_text_preview": "3549", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "right", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.188, "bottom": 0.076, "left": 0.117, "right": 0.15 }, "excluded_risk_level": "low", "region_id": "p7:top_margin:right:white", "truncation_marker": "" }, { "ref": "#/texts/50", "page": 7, "label": "caption", "order": 50000, "source_page_order": 3, "layout_order": 53, "layout_page_order": 3, "bbox": [ 123.87, 248.31, 292.28, 7.75 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 5. Cycle performance of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound after fifty cycles.", "text_preview": "Fig. 5. Cycle performance of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound after fifty cycles.", "word_count": 11, "cleaned_text": "Fig. 5. Cycle performance of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound after fifty cycles.", "cleaned_text_preview": "Fig. 5. Cycle performance of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound after fifty cycles.", "included_in_body": false, "body_decision_reason": "docling_caption", "parser_body_decision_reason": "docling_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.072, "bottom": 0.013, "left": 0.139, "right": 0.028 }, "excluded_risk_level": "low", "region_id": "p7:page_body:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/51", "page": 7, "label": "caption", "order": 51000, "source_page_order": 4, "layout_order": 54, "layout_page_order": 4, "bbox": [ 55.39, 464.42, 429.17, 7.7 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 6. Cyclic voltammograms of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound. Scan rate is 0.1 mV/s. The voltage range is 2.0 -4.8 V.", "text_preview": "Fig. 6. Cyclic voltammograms of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound. Scan rate is 0.1 mV/s. The voltage range is 2.0 -4.8 V.", "word_count": 20, "cleaned_text": "Fig. 6. Cyclic voltammograms of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound. Scan rate is 0.1 mV/s. The voltage range is 2.0 -4.8 V.", "cleaned_text_preview": "Fig. 6. Cyclic voltammograms of the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound. Scan rate is 0.1 mV/s. The voltage range is 2.0 -4.8 V.", "included_in_body": false, "body_decision_reason": "outside_body_flow_caption", "parser_body_decision_reason": "outside_body_flow_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.062, "bottom": 0.021, "left": 0.273, "right": 0.045 }, "excluded_risk_level": "low", "region_id": "p7:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/52", "page": 7, "label": "caption", "order": 52000, "source_page_order": 5, "layout_order": 55, "layout_page_order": 5, "bbox": [ 82.94, 675.32, 374.11, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 7. Voltage profile of the cell during two cycles. Representative scans of XANES measurements are indicated.", "text_preview": "Fig. 7. Voltage profile of the cell during two cycles. Representative scans of XANES measurements are indicated.", "word_count": 17, "cleaned_text": "Fig. 7. Voltage profile of the cell during two cycles. Representative scans of XANES measurements are indicated.", "cleaned_text_preview": "Fig. 7. Voltage profile of the cell during two cycles. Representative scans of XANES measurements are indicated.", "included_in_body": false, "body_decision_reason": "outside_body_flow_caption", "parser_body_decision_reason": "outside_body_flow_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.086, "bottom": 0.01, "left": 0.242, "right": 0.03 }, "excluded_risk_level": "low", "region_id": "p7:page_body:left_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/53", "page": 8, "label": "page_header", "order": 53000, "source_page_order": 1, "layout_order": 56, "layout_page_order": 1, "bbox": [ 41.16, 45.41, 15.94, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "3550", "text_preview": "3550", "word_count": 1, "cleaned_text": "3550", "cleaned_text_preview": "3550", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.222, "bottom": 0.104, "left": 0.067, "right": 0.2 }, "excluded_risk_level": "low", "region_id": "p8:top_margin:left:white", "truncation_marker": "" }, { "ref": "#/texts/54", "page": 8, "label": "page_header", "order": 54000, "source_page_order": 2, "layout_order": 57, "layout_page_order": 2, "bbox": [ 164.3, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. 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(a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (b) Co K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (c) Ni K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process.", "text_preview": "Fig. 8. (a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (b) Co K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (…", "word_count": 44, "cleaned_text": "Fig. 8. (a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (b) Co K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (c) Ni K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process.", "cleaned_text_preview": "Fig. 8. (a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (b) Co K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during the first charge process. (…", "included_in_body": false, "body_decision_reason": "outside_body_flow_caption", "parser_body_decision_reason": "outside_body_flow_caption", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "caption", "zone": "page_body", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.102, "bottom": 0.011, "left": 0.119, "right": 0.071 }, "excluded_risk_level": "low", "region_id": "p8:page_body:full:white", "truncation_marker": "" }, { "ref": "#/texts/56", "page": 9, "label": "page_header", "order": 56000, "source_page_order": 1, "layout_order": 59, "layout_page_order": 1, "bbox": [ 159.99, 45.41, 219.98, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "G.-Y. 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(a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. (b) Co K-edge XANES spectra for the Li[Li1/ 6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. (c) Ni K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles.", "text_preview": "Fig. 9. (a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. (b) Co K-edge XANES spectra for the Li[Li1/ 6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. (c) Ni K-edge XANES spectra for …", "word_count": 39, "cleaned_text": "Fig. 9. (a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. (b) Co K-edge XANES spectra for the Li[Li1/ 6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. (c) Ni K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles.", "cleaned_text_preview": "Fig. 9. (a) Mn K-edge XANES spectra for the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. (b) Co K-edge XANES spectra for the Li[Li1/ 6Mn1/2Ni1/6Co1/6]O2 compound during 2 cycles. 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Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "word_count": 12, "cleaned_text": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "cleaned_text_preview": "G.-Y. Kim et al. / Materials Research Bulletin 43 (2008) 3543 -3552", "included_in_body": false, "body_decision_reason": "docling_page_header", "parser_body_decision_reason": "docling_page_header", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "page_header", "zone": "top_margin", "column": "right_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": true, "page_margin_noise": true, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.084, "bottom": 0.064, "left": 0.183, "right": 0.183 }, "excluded_risk_level": "low", "region_id": "p10:top_margin:right_crossing:white", "truncation_marker": "" }, { "ref": "#/texts/61", "page": 10, "label": "text", "order": 61000, "source_page_order": 3, "layout_order": 64, "layout_page_order": 3, "bbox": [ 41.16, 64.44, 466.25, 128.26 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Fig. 9(a) -(c) shows the change in the valence states of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during two cycles and after fifty cycles. It is shown in Fig. 9(a) that the entire edge of the Mn K-edge XANESspectra does not change strictly to higher energy value during two cycles and after fifty cycles. As a result, the valence state of the Mn ions in the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 does not obviously change during the charge/discharge cycles. The shape of spectra after the first cycle (scan 4) differs from that of the fresh compound (pristine point, scan 0), it is similar, however, to that after fifty cycles. This indicates that the local structural changes of Mn ions are not clearly reversible during the first cycle, but that they are highly reversible after the first cycle. The redox behavior of the Co and Ni ions is clearly different from that of the Mn ions. As shown in Fig. 9(b) and (c), the oxidation states of the Co and Ni ions change reversibly as the cycles proceed. The valence state of the Co ions changes between Co 3+ and Co 3.5+ while that of the Ni ions changes between Ni 2+ and Ni 3+ . Consequently, the redox behavior of the Co and Ni ions is highly reversible during the cycling process.", "text_preview": "Fig. 9(a) -(c) shows the change in the valence states of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during two cycles and after fifty cycles. It is shown in Fig. 9(a) that the entire edge of th…", "word_count": 222, "cleaned_text": "Fig. 9(a) -(c) shows the change in the valence states of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during two cycles and after fifty cycles. It is shown in Fig. 9(a) that the entire edge of the Mn K-edge XANESspectra does not change strictly to higher energy value during two cycles and after fifty cycles. As a result, the valence state of the Mn ions in the Li[Li1/6Mn1/2Ni1/6Co1/6]O2 does not obviously change during the charge/discharge cycles. The shape of spectra after the first cycle (scan 4) differs from that of the fresh compound (pristine point, scan 0), it is similar, however, to that after fifty cycles. This indicates that the local structural changes of Mn ions are not clearly reversible during the first cycle, but that they are highly reversible after the first cycle. The redox behavior of the Co and Ni ions is clearly different from that of the Mn ions. As shown in Fig. 9(b) and (c), the oxidation states of the Co and Ni ions change reversibly as the cycles proceed. The valence state of the Co ions changes between Co 3+ and Co 3.5+ while that of the Ni ions changes between Ni 2+ and Ni 3+ . Consequently, the redox behavior of the Co and Ni ions is highly reversible during the cycling process.", "cleaned_text_preview": "Fig. 9(a) -(c) shows the change in the valence states of Mn, Co and Ni ions, respectively, in the Li[Li1/6Mn1/2Ni1/ 6Co1/6]O2 during two cycles and after fifty cycles. It is shown in Fig. 9(a) that the entire edge of th…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "front_matter", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.032, "bottom": 0.009, "left": 0.064, "right": 0.103 }, "excluded_risk_level": null, "region_id": "p10:front_matter:full:white", "truncation_marker": "" }, { "ref": "#/texts/62", "page": 10, "label": "text", "order": 62000, "source_page_order": 4, "layout_order": 65, "layout_page_order": 4, "bbox": [ 41.16, 193.75, 466.18, 34.84 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Considering the XANES results, it can be concluded that the redox reactions of Ni (Ni 2+ $ Ni 3+ ) ions and Co (Co 3+ $ Co 3.5+ ) are dominant at a 4.1 V plateau during charge/discharge cycles, whereas the valence state of Mn ions does not change.", "text_preview": "Considering the XANES results, it can be concluded that the redox reactions of Ni (Ni 2+ $ Ni 3+ ) ions and Co (Co 3+ $ Co 3.5+ ) are dominant at a 4.1 V plateau during charge/discharge cycles, whereas the valence state…", "word_count": 49, "cleaned_text": "Considering the XANES results, it can be concluded that the redox reactions of Ni (Ni 2+ $ Ni 3+ ) ions and Co (Co 3+ $ Co 3.5+ ) are dominant at a 4.1 V plateau during charge/discharge cycles, whereas the valence state of Mn ions does not change.", "cleaned_text_preview": "Considering the XANES results, it can be concluded that the redox reactions of Ni (Ni 2+ $ Ni 3+ ) ions and Co (Co 3+ $ Co 3.5+ ) are dominant at a 4.1 V plateau during charge/discharge cycles, whereas the valence state…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "front_matter", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.009, "bottom": 0.002, "left": 0.071, "right": 0.06 }, "excluded_risk_level": null, "region_id": "p10:front_matter:full:white", "truncation_marker": "" }, { "ref": "#/texts/63", "page": 10, "label": "section_header", "order": 63000, "source_page_order": 5, "layout_order": 66, "layout_page_order": 5, "bbox": [ 41.16, 243.68, 63.93, 8.78 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "4. Conclusions", "text_preview": "4. Conclusions", "word_count": 2, "cleaned_text": "4. Conclusions", "cleaned_text_preview": "4. Conclusions", "included_in_body": false, "body_decision_reason": "body_heading", "parser_body_decision_reason": "body_heading", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body_heading", "zone": "body_zone", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": true, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.049, "bottom": 0.0, "left": 0.071, "right": 0.214 }, "excluded_risk_level": "low", "region_id": "p10:body_zone:left:white", "truncation_marker": "" }, { "ref": "#/texts/64", "page": 10, "label": "text", "order": 64000, "source_page_order": 6, "layout_order": 67, "layout_page_order": 6, "bbox": [ 41.16, 267.68, 466.21, 56.54 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "As an alternative cathode material to LiCoO2, Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2 powders ( x = 0.1, 0.3, 0.5, 0.7 and 0.9) were investigated. The powders were synthesized easily using a sucrose combustion process. As a result of experiments using various compositions, the highest discharge capacity of 224 mAh/g was obtained at a composition of x = 0.5, as Li ions were used in place of heavy transition metal ions. When more Li2MnO3 exists compared to Li[Ni1/3Co1/3Mn1/3]O2, the discharge capacity is very low due to the electrochemically inactive Li2MnO3.", "text_preview": "As an alternative cathode material to LiCoO2, Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2 powders ( x = 0.1, 0.3, 0.5, 0.7 and 0.9) were investigated. The powders were synthesized easily using a sucrose combustion process.…", "word_count": 95, "cleaned_text": "As an alternative cathode material to LiCoO2, Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2 powders ( x = 0.1, 0.3, 0.5, 0.7 and 0.9) were investigated. The powders were synthesized easily using a sucrose combustion process. As a result of experiments using various compositions, the highest discharge capacity of 224 mAh/g was obtained at a composition of x = 0.5, as Li ions were used in place of heavy transition metal ions. When more Li2MnO3 exists compared to Li[Ni1/3Co1/3Mn1/3]O2, the discharge capacity is very low due to the electrochemically inactive Li2MnO3.", "cleaned_text_preview": "As an alternative cathode material to LiCoO2, Li[Li1 \u0000 x /3Mn2 \u0000 x /3Ni x /3Co x /3]O2 powders ( x = 0.1, 0.3, 0.5, 0.7 and 0.9) were investigated. The powders were synthesized easily using a sucrose combustion process.…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "body_zone", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": true, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.053, "bottom": 0.03, "left": 0.077, "right": 0.128 }, "excluded_risk_level": null, "region_id": "p10:body_zone:full:white", "truncation_marker": "" }, { "ref": "#/texts/65", "page": 10, "label": "text", "order": 65000, "source_page_order": 7, "layout_order": 68, "layout_page_order": 7, "bbox": [ 41.16, 327.5, 466.22, 44.52 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Via XANES spectra measurements, the electrochemical reaction of Ni and Co ions at 4.1 V ions is reversible during charge/discharge cycling. The local environmental change of Mn ions is irreversible during the first cycle, but becomes reversible after the first charge. The oxidation state of the Mn ions remains tetravalent during the cycling process. It is possible that this cathode material can be utilized for high capacity Li ion batteries", "text_preview": "Via XANES spectra measurements, the electrochemical reaction of Ni and Co ions at 4.1 V ions is reversible during charge/discharge cycling. The local environmental change of Mn ions is irreversible during the first cycl…", "word_count": 70, "cleaned_text": "Via XANES spectra measurements, the electrochemical reaction of Ni and Co ions at 4.1 V ions is reversible during charge/discharge cycling. The local environmental change of Mn ions is irreversible during the first cycle, but becomes reversible after the first charge. The oxidation state of the Mn ions remains tetravalent during the cycling process. It is possible that this cathode material can be utilized for high capacity Li ion batteries", "cleaned_text_preview": "Via XANES spectra measurements, the electrochemical reaction of Ni and Co ions at 4.1 V ions is reversible during charge/discharge cycling. The local environmental change of Mn ions is irreversible during the first cycl…", "included_in_body": true, "body_decision_reason": "body", "parser_body_decision_reason": "body", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body", "zone": "body_zone", "column": "full", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": true, "body_heading": false, "heading_kind": null, "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", 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53.07, 411.17, 240.66, 8.69 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "Experiments at PLS were supported in part by POSTECH.", "text_preview": "Experiments at PLS were supported in part by POSTECH.", "word_count": 9, "cleaned_text": "Experiments at PLS were supported in part by POSTECH.", "cleaned_text_preview": "Experiments at PLS were supported in part by POSTECH.", "included_in_body": false, "body_decision_reason": "after_back_matter_stop", "parser_body_decision_reason": "after_back_matter_stop", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "body_candidate_excluded", "zone": "body_zone", "column": "left_crossing", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": 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"References", "included_in_body": false, "body_decision_reason": "after_back_matter_stop", "parser_body_decision_reason": "after_back_matter_stop", "production_usage": "", "visual_asset_type": "", "visual_asset_label": "", "visual_asset_caption_preview": "", "visual_asset_anchor_ref": "", "inside_body_region": false, "body_region_id": null, "role_guess": "back_matter_heading", "zone": "body_zone", "column": "left", "column_index": null, "column_count": null, "flags": { "docling_non_body_label": false, "page_margin_noise": false, "metadata_line": false, "affiliation_block": false, "reference_item": false, "body_sentence": false, "body_candidate": false, "body_heading": false, "heading_kind": "back_matter", "has_front_matter_zone": false, "visual_text": false, "publisher_landing_page": false, "caption_continuation_used_by_asset": false }, "background_rgb": [ 255, 255, 255 ], "page_background_rgb": [ 255, 255, 255 ], "background_delta": 0, "background_class": "white", "is_gray_background": false, "has_frame_evidence": false, "edge_dark_ratios": { "top": 0.076, "bottom": 0.0, "left": 0.154, "right": 0.205 }, "excluded_risk_level": "low", "region_id": "p10:body_zone:left:white", "truncation_marker": "after_stop" }, { "ref": "#/texts/69", "page": 10, "label": "list_item", "order": 69000, "source_page_order": 11, "layout_order": 72, "layout_page_order": 11, "bbox": [ 45.13, 458.3, 158.85, 6.95 ], "page_size": { "width": 544.25, "height": 742.68 }, "text": "K. 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Hong, Y.J. Park, K.S. Ryu, S.H. Chang, Y.J. Shin, J. Power Sources 147 (2005) 214.", "text_preview": "Y.S. Hong, Y.J. Park, K.S. Ryu, S.H. Chang, Y.J. Shin, J. Power Sources 147 (2005) 214.", "word_count": 16, "cleaned_text": "Y.S. Hong, Y.J. Park, K.S. Ryu, S.H. Chang, Y.J. Shin, J. Power Sources 147 (2005) 214.", "cleaned_text_preview": "Y.S. Hong, Y.J. Park, K.S. Ryu, S.H. Chang, Y.J. Shin, J. 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Lu, D.D. MacNeil, J.R. Dahn, Electrochem. Solid-State Lett. 4 (12) (2001) A200.", "text_preview": "Z. Lu, D.D. MacNeil, J.R. Dahn, Electrochem. Solid-State Lett. 4 (12) (2001) A200.", "word_count": 13, "cleaned_text": "Z. Lu, D.D. MacNeil, J.R. Dahn, Electrochem. Solid-State Lett. 4 (12) (2001) A200.", "cleaned_text_preview": "Z. Lu, D.D. MacNeil, J.R. Dahn, Electrochem. 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