asset_index element_type label page caption_source suppress_in_index duplicate_of duplicate_reason region_rescue_reason visual_group_id parent_visual_label parent_visual_type confidence bbox section caption_preview caption 1 figure Fig. 1 4 direct_caption_ref False 0.82 [63.24, 67.99, 464.49, 611.84] 3.1. Structural and morphological properties Fig. 1. (a) The synthetic procedure of Ov-BDC-LMO, Ov-BTC-LMO, and Ov-PTC-LMO. XRD patterns of (b) (Ov-)BDC-LMO, (e) (Ov-)BTC-LMO, and (h) (Ov-)PTC-LMO. Rietveld refinements of (c) Ov-BDC-LMO, (d) BDC-LMO, (f) Ov-BTC-LM… Fig. 1. (a) The synthetic procedure of Ov-BDC-LMO, Ov-BTC-LMO, and Ov-PTC-LMO. XRD patterns of (b) (Ov-)BDC-LMO, (e) (Ov-)BTC-LMO, and (h) (Ov-)PTC-LMO. Rietveld refinements of (c) Ov-BDC-LMO, (d) BDC-LMO, (f) Ov-BTC-LMO, (g) BTC-LMO, (i) Ov-PTC-LMO, and (j) PTC-LMO. 2 figure Fig. 2 5 direct_caption_ref False 0.82 [64.74, 67.28, 458.61, 497.73] 3.1. Structural and morphological properties Fig. 2. (a-c) The panoramic Raman spectra and the high-resolution XPS spectra of (d-f) Li 1 s , (g-i) O 1 s , and (j-l) Mn 2 p for (Ov-)BDC-LMO, (Ov-)BTC-LMO, and (Ov-)PTC-LMO, respectively. Fig. 2. (a-c) The panoramic Raman spectra and the high-resolution XPS spectra of (d-f) Li 1 s , (g-i) O 1 s , and (j-l) Mn 2 p for (Ov-)BDC-LMO, (Ov-)BTC-LMO, and (Ov-)PTC-LMO, respectively. 3 figure Fig. 3 7 direct_caption_ref False 0.82 [91.16, 67.23, 411.67, 365.11] 3.1. Structural and morphological properties Fig. 3. The SEM images of (a) Mn-BDC, (b) BDC-LMO, (c) Ov-BDC-LMO, (d) Mn-BTC, (e) BTC-LMO, (f) Ov-BTC-LMO, (g) Mn-PTC, (h) PTC-LMO, and (i) Ov-PTC-LMO. Fig. 3. The SEM images of (a) Mn-BDC, (b) BDC-LMO, (c) Ov-BDC-LMO, (d) Mn-BTC, (e) BTC-LMO, (f) Ov-BTC-LMO, (g) Mn-PTC, (h) PTC-LMO, and (i) Ov-PTC-LMO. 4 figure Fig. 4 8 direct_caption_ref False 0.82 [75.92, 67.43, 441.0, 526.81] 3.2. Electrochemical properties Fig. 4. (a-f) TEM images, (g-l) HRTEM images, (m-r) SAED patterns, and (s-x) HAADF-STEM images and corresponding element mappings of BDC-LMO, BTC-LMO, PTC-LMO, Ov-BDC-LMO, Ov-BTC-LMO, and Ov-PTC-LMO, respectively. Fig. 4. (a-f) TEM images, (g-l) HRTEM images, (m-r) SAED patterns, and (s-x) HAADF-STEM images and corresponding element mappings of BDC-LMO, BTC-LMO, PTC-LMO, Ov-BDC-LMO, Ov-BTC-LMO, and Ov-PTC-LMO, respectively. 5 figure Fig. 5 9 direct_caption_ref False 0.82 [81.59, 67.07, 427.64, 552.57] 3.2. Electrochemical properties Fig. 5. (a-f) Spherical aberration-corrected HAADF-STEM and (g-l) spherical aberration-corrected ABF-STEM images for BDC-LMO, BTC-LMO, PTC-LMO, Ov-BDC-LMO, OvBTC-LMO, and Ov-PTC-LMO, respectively. Fig. 5. (a-f) Spherical aberration-corrected HAADF-STEM and (g-l) spherical aberration-corrected ABF-STEM images for BDC-LMO, BTC-LMO, PTC-LMO, Ov-BDC-LMO, OvBTC-LMO, and Ov-PTC-LMO, respectively. 6 figure Fig. 6 10 direct_caption_ref False 0.82 [66.89, 66.56, 463.86, 455.48] 3.2. Electrochemical properties Fig. 6. The cycling performance at 20 mA g 1 for 200 loops of (a) (Ov-)BDC-LMO, (b) (Ov-)BTC-LMO, and (c) (Ov-)PTC-LMO. The rate performance at 0.1, 0.2, 0.4, 1, and 2 C (1 C = 200 mA g 1 ) of (d) (Ov-)BDC-LMO, (e) … Fig. 6. The cycling performance at 20 mA g 1 for 200 loops of (a) (Ov-)BDC-LMO, (b) (Ov-)BTC-LMO, and (c) (Ov-)PTC-LMO. The rate performance at 0.1, 0.2, 0.4, 1, and 2 C (1 C = 200 mA g 1 ) of (d) (Ov-)BDC-LMO, (e) (Ov-)BTC-LMO, and (f) (Ov-)PTC-LMO. The GCD profiles at the 1st, 25th, 50th, and 100th cycle during the cycling test at 20 mA g 1 of (g) Ov-BDC-LMO, (h) Ov-BTC-LMO, and (i) Ov-PTC-LMO. Nyquist plots after 100 cycles at 20 mA g 1 for (j) (Ov-)BDC-LMO, (k) (Ov-)BTC-LMO, and (l) (Ov-)PTC-LMO. 7 figure Fig. 7 12 direct_caption_ref False 0.82 [52.12, 64.94, 489.3, 641.51] 3.2. Electrochemical properties Fig. 7. The CV curves for the first 3 cycles at 0.2 mV s 1 for (a) Ov-BDC-LMO, (b) Ov-BTC-LMO, (c) Ov-PTC-LMO, (d) BDC-LMO, (e) BTC-LMO, and (f) PTC-LMO. The schematic illustrations of the first cycle for (g) Ov-LMO a… Fig. 7. The CV curves for the first 3 cycles at 0.2 mV s 1 for (a) Ov-BDC-LMO, (b) Ov-BTC-LMO, (c) Ov-PTC-LMO, (d) BDC-LMO, (e) BTC-LMO, and (f) PTC-LMO. The schematic illustrations of the first cycle for (g) Ov-LMO and (h) LMO. The separation of the pseudocapacitive contribution at 0.4 mV s 1 for (i) Ov-BDC-LMO, (j) Ov-BTC-LMO, and (k) OvPTC-LMO. The pseudocapacitive contribution ratios at 0.2-1.0 mV s 1 for (l) Ov-BDC-LMO, (m) Ov-BTC-LMO, and (n) Ov-PTC-LMO. 8 figure Fig. 8 14 direct_caption_ref False 0.82 [59.85, 67.15, 477.24, 498.47] 3.3. DFT calculation results Fig. 8. The single-step profiles of GITT titration during the charging process for (a) Ov-BDC-LMO, (b) Ov-BTC-LMO, and (c) Ov-PTC-LMO. The GITT curves of (d) Ov-BDC-LMO, (e) Ov-BTC-LMO, and (f) Ov-PTC-LMO. (g) The calcu… Fig. 8. The single-step profiles of GITT titration during the charging process for (a) Ov-BDC-LMO, (b) Ov-BTC-LMO, and (c) Ov-PTC-LMO. The GITT curves of (d) Ov-BDC-LMO, (e) Ov-BTC-LMO, and (f) Ov-PTC-LMO. (g) The calculated Li + diffusion coefficients upon charging for all samples. (h) The schematic illustration of the mechanism of boosted lithium diffusion for Ov-LMO samples. (i) Ex situ XRD patterns at different cycling states (before cycling, after 50 cycles, and after 100 cycles) and (j) Ex situ high-resolution XPS spectra at different charge/discharge states (before charging, charge to 4.7 V, and discharge to 2.5 V) of Mn 2 p for Ov-BDC-LMO during the initial cycle. 9 figure Fig. 9 15 direct_caption_ref False 0.82 [94.16, 67.03, 402.91, 638.37] 3.3. DFT calculation results Fig. 9. The optimized models of (a) LMO and (b) Ov-LMO. (c) The 3D differential charge density distribution of Ov-LMO. (d) The TDOS curves of LMO and Ov-LMO. The PDOS curves of (e) LMO and (f) Ov-LMO. The energy barrier… Fig. 9. The optimized models of (a) LMO and (b) Ov-LMO. (c) The 3D differential charge density distribution of Ov-LMO. (d) The TDOS curves of LMO and Ov-LMO. The PDOS curves of (e) LMO and (f) Ov-LMO. The energy barriers during delithiation for (g) LMO and (h) Ov-LMO. The lithium vacancy migration paths and corresponding energy barrier curves for (i) LMO and (j) Ov-LMO.