通过温度调变,原位电解制备Co-C_i析氧催化剂,70℃条件下所制备催化剂具有微纳米颗粒形貌,其析氧催化性能最佳,析氧速率为29.5μmol/h,电流密度为1 m A/cm~2时析氧过电位为212 mV。通过X射线衍射(XRD)、扫描电子显微镜(SEM)、X射线能谱(EDS)、X射线光电子能谱(XPS)表征方法对其形貌、结构及组成进行分析,通过电化学方法考察其析氧催化性能和稳定性能。 Co-C_i oxygen evolution catalyst was prepared by in situ electrolysis. The catalyst prepared at 70 ℃ had the morphology of micro-nano particles, the best oxygen evolution performance, the oxygen evolution rate of 29.5μmol / h, the current density of The oxygen evolution overpotential was 212 mV at 1 m A / cm ~ 2. The morphology, structure and composition were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), X-ray energy dispersive spectroscopy (EDS) and X-ray photoelectron spectroscopy (XPS) Oxygen evolution and catalytic performance.