长春应化所金属氮碳氧还原催化剂的研究进展
Research Progress of Metal-Nitrogen-Carbon Catalysts toward Oxygen Reduction Reaction inm Changchun Institute of Applied Chemistry
长春应化所金属氮碳氧还原催化剂的研究进展 |
| 徐明俊, 刘杰, 葛君杰, 刘长鹏, 邢巍 |
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Research Progress of Metal-Nitrogen-Carbon Catalysts toward Oxygen Reduction Reaction inm Changchun Institute of Applied Chemistry |
| XU Ming-jun, LIU Jie, GE Jun-jie, LIU Chang-peng, XING Wei |
| 图4 (A) 在0.1 mol·L-1 HClO4溶液中以1600 r·min-1扫描合成催化剂的ORR极化曲线,扫描速率为5 mV·s-1; (B) 这些催化剂的塔菲尔斜率;(C) 这些催化剂的电流密度比较;(D) 用RRDE方法计算的FeCoNx/C的H2O2产率和电子转移数;(E)稳定性试验前后的ORR极化曲线;(F) 用FeCoNx/C和Pt/C阴极催化剂制成的膜电极组件的极化曲线和相应的功率密度[ |
| Fig. 4 (A) ORR polarization curves with a scanning rate of 5 mV·s-1 for the as-synthesized catalysts in 0.1 mol·L-1 HClO4 solution at 1600 r·min-1; (B) Tafel slopes and (C) kinetic current density comparison of these catalysts; (D) H2O2 yield and electron transfer number of FeCoNx/C calculated using RRDE method; (E) ORR polarization curves before and after stability tests; (F) Polarization curves and corresponding power densities of membrane electrode assemblies fabricated with FeCoNx/C and Pt/C cathode catalysts[ |
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