非晶态FeOOH修饰的CoFeAl层状双氢氧化物异质结构的制备和对碱性溶液的全解水性能

邓小龙, 王山山, 戴鑫鑫, 刘义, 黄金昭

Preparation and Performance of Electrocatalyst of Amorphous FeOOH Covered Layered Double Hydroxide CoFeAl-Heterostructure for Efficient Overall Water Splitting in Alkaline Solution

DENG Xiaolong, WANG Shanshan, DAI Xinxin, LIU Yi, HUANG Jinzhao

图5 样品的OER性能

Fig.5 OER performance of the as-synthesized samples (a) LSV with 95% iR compensation, (b) corresponding Tafel plots, (c) capacitive current as a function of sweep rate for the as-synthesized samples, (d) Nyquist measured at 1.55 V (vs. RHE), (e) multistep chronopotentiometry response without iR compensation with current density of 10, 30, 75, 100 and 150 mA·cm-2, (f) chronopotentiometric curves of the as-synthesized catalysts at 150 mA·cm-2