Journal of Inorganic Materials, Volume. 35, Issue 2, 145(2020)
Figures & Tables(10)
![(a) Photograph of the production line for BC[3]; (b) Schematic model of the plant cellulose fibrils (left) and the BC microfibers (right)[5]; (c) Photograph of BC slice; (d) SEM and (e)TEM images of BC[4]](/Images/icon/loading.gif){kind=icon}
2. (a) Schematic diagram for asymmetric supercapacitor device; (b) TEM images, (c) GCD curves, (d) specific capacitance and (e) cycle performance of N-CNF/MnO2[12]
3. (a) Fabrication process of heteroatom-doped CNF; (b) Elemental mapping images of C, N, P, and O for N, P-CNF; (c) CV curves, (d) GCD curves and (e) cycling stability test of N,P-CNF supercapacitor[2]
4. (a) Synthesis scheme of PPY/BC/GO composites; SEM images of (b) pristine GO, (c) cross-linked BC/GO, (d) a single layer and (e) multilayers of PPY/BC/GO hybrid, and (f) PPY/BC core-sheath hybrid[38]
5. Photographs of (a) BC paper and (b) flexible CNT/BC paper; (c) Cross-sectional image of CNT/BC paper; (d) GCD curve and (e) CV curves for CNT/BC/ion gel flexible supercapacitors; (f) Photograph of a LED turned on by the flexible supercapacitors[41]
6. (a) Photographs of CNT/BC paper and PANI/CNT/BC paper; (b) SEM image and (c) CV curves of PANI/CNT/BC electrode; (d) Schematic structure, (e) digital images and (f) CV curves for flexible supercapacitor[1]
7. (a) SEM and (b) TEM images of Ni(OH)2/RGO/BC; (c, d) Cross-sectional SEM micrographs of Ni(OH)2/RGO/BC; (e) CV and (f) GCD curves of Ni(OH)2/RGO/BC electrode[58]
Table 1. BC-based carbon material electrodes for supercapacitor
View tableView in ArticleTable 1. BC-based carbon material electrodes for supercapacitor
Material Function of BC Potential window/V Capacitance/ (F∙g-1) Rate capability Stability (cycle number) Highest energy density/ (Wh∙kg-1) Highest power density/ (kW∙kg-1) Ref. CO2 activated CNF Active material -0.2-0.2 ( vs . Ag/AgCl)42 (1 mV∙s-1) (659 mF∙cm-2) 70% (10 mV∙s-1) — — — [14] CNF Active material -1-0 ( vs . Ag/AgCl)108 (2 A∙g-1) — — — — [15] PCN/CNF Active material -1-0 ( vs . Hg/HgO)261 (2 mV∙s-1) 76.6 (500 mV∙s-1) 97.6% (10000) — — [18] PCN/CNF// PCN/CNF Active material 0-1.8 — — 94.8% (10000) 20.4 17.8 [18] N,P-CNF// N,P-CNF Active material 0-1 204.9 (1 A∙g-1) — 100% (4000) 7.76 26.1 [2] N-S-CNF-700 Active material 0-1 ( vs . Ag/AgCl)171.2 (0.5 A∙g-1) 105.2 (10 A∙g-1) >90% (1000) — — [20] KOH activated N-CNF Active material 0.9-0.1 ( vs . SHE)296 (2 mV∙s-1) 75% (500 mV∙s-1) 99% (10000) — — [12] N-CNF Active material -1-0 ( vs . Ag/AgCl)120 (1 A∙g-1) — 98.2% (5000) — — [13] N,P-CNWs Active material -1-0 ( vs . Hg/HgO)258 (1 A∙g-1) 208 (10 A∙g-1) 98% (30000) — — [26] N,P-CNWs// N,P-CNWs Active material 0-1 74 (0.5 A∙g-1) — 87% (6000) 5.4 0.2 [26] CNF aerogels Active material -1-0 ( vs . Ag/AgCl)194.7 (0.5 A∙g-1) 108.7(10 A∙g-1) 94% (5000) — — [19]
Table 2. BC-based composites electrodes for supercapacitor
View tableView in ArticleTable 2. BC-based composites electrodes for supercapacitor
Material Function of BC Potential window/V Capacitance/ (F∙g-1) Rate capability Stability (cycle number) Highest energy density/ (Wh∙kg-1) Highest power density/ (kW∙kg-1) Ref. CNF@MnO2 Active material 0-1 ( vs . Ag/AgCl)254.64 (1 A∙g-1) 77.53% (10 A∙g-1) — — — [24] CNF@MnO2// N-CNF Active material 0-2 — — 95.4% (2000) 32.91 284.63 [24] Ni3S2/CNF Active material 0-0.6 ( vs . Ag/AgCl)957 (1 A∙g-1) 703 (8 A∙g-1) 16.5% (1000) — — [15] Ni3S2/CNF//CNF Active material 0-1.7 56.6 (1 A∙g-1) 35.4 (10 A∙g-1) 97% (2500) 25.8 0.425 [15] CNF/MnO2 Active material 0.15-1.15 ( vs . SCE)273 (2 mV∙s-1) 75% (100 mV∙s-1) — — — [12] CNF//CNF/MnO2 Active material 0-2 113 (20 mV∙s-1) 53% (10~200 mV∙s-1) 92% (5000) 63 8 [12] N-CNF@LDH Active material 0-0.5 (Ag/AgCl) 1949.5 (1 A∙g-1) 54.7 (10 A∙g-1) 74.4% (5000) — — [23] N-CNF@LDH// N-CNF Active material 0-1.6 101.9 (1 A∙g-1) 63.8 (10 A∙g-1) 89.3% (2500) 36.3 8 [23]
Table 3. BC-based electrodes for flexible EDLCs
View tableView in ArticleTable 3. BC-based electrodes for flexible EDLCs
Material Function of BC Potential window/V Capacitance/ (mF∙cm-2) Capacitance/ (F∙g-1) Rate capability Stability (cycle number) Highest energy density Highest power density Ref. N-CNF/RGO/BC Active material & substrate -0.8-0.2 ( vs. Hg/HgO)2106 (1 mV∙s-1) 263 76% (50 mV∙s-1) 100% (2×104) — — [45] N-CNF/RGO/BC//N-CNF/RGO/BC Active material & substrate 0-1 810 (2 mV∙s-1) — 755 (50 mV∙s-1) 99.6% (104) 0.11 mWh∙cm-2 27 mW∙cm-2 [46] N,P-CNF/RGO/BC Active material & substrate -0.8-0.2 ( vs . Hg/HgO)1900 (2 mV∙s-1) 244.8 1554 (50 mV∙s-1) 100% (2×104) — — [16] N,P-CNF/RGO/ BC//N,P-CNF/ RGO/BC Active material & substrate 0-1 690 (2 mV∙s-1) — 620 (40 mV∙s-1) 99.6% (1×104) 0.096 mWh∙cm-2 19.98 mW∙cm-2 [16] BC/GO electrode Scaffold -0.2-0.8 ( vs . SCE)— 160 (0.4 A∙g-1) 68 (2 A∙g-1) 90.3% (2×103) — — [44] BC/CNT/ion gel supercapacitors Substrate 0-3 18.8 (100 mV∙s-1) 46.9 42.0 (500 mV∙s-1) 99.5% (5×104) 15.5 Wh∙kg-1 1.5 kW∙kg-1 [41] a-CNF//BC gel// a-CNF supercapacitors Active material & electrolyte & separator 0-1 289 (0.1 mA∙cm-2) — 70% (10 mA∙cm-2) 66.7% (100) — — [60]
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Li-Na MA, Chuan SHI, Ning ZHAO, Zhi-Jie BI, Xiang-Xin GUO, Yu-Dong HUANG.
Paper Information
Category: REVIEW
Received: Mar. 12, 2019
Accepted: --
Published Online: Jan. 27, 2021
The Author Email: GUO Xiang-Xin (xxguo@qdu.edu.cn)
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