过渡金属基催化剂用于氧析出反应的研究进展

宋乃建, 郭明媛, 南皓雄, 喻嘉

Recent advances in transition metal-based catalysts for oxygen evolution reaction

Naijian SONG, Mingyuan GUO, Haoxiong NAN, Jia YU

图1 (a) AB2O4尖晶石结构[14]；(b)～(c) 10 mA/cm2 下几种Co基尖晶石OER催化剂的Tafel斜率与过电位关系图以及FeCo2O4的FESEM图[28]；(d) 三元金属NiCo2-xFexO4纳米盒的形成过程示意图以及Co3O4、Co3-xFexO4、NiCo2O4、NiCo2-xFexO4和RuO2在特定电流密度下的过电位[32]

Fig. 1 (a) Spinel structure of AB2O4[14]; (b)～(c) Tafel slope versus overpotential at 10 mA/cm2 for reported OER catalysts and FESEM images of FeCo2O4[28]; (d) Schematic illustration of the formation process of trimetallic NiCo2-xFexO4 nanoboxes and overpotentials at the specific current densities for Co3O4, Co3-xFexO4, NiCo2O4,NiCo2-xFexO4 nanoboxes and RuO2[32]