钛基体阴极充氢处理对RuO2-IrO2-TiO2 阳极微观结构和性能的影响

刘鹏鹤, 薛丽莉, 许立坤, 辛永磊, 郭明帅, 周帅, 段体岗

Effect of Hydrogen Pre-charging for Ti-substrate on Microstructure and Electrochemical Properties of Ti/RuO2-IrO2-TiO2 Anode

LIU Penghe, XUE Lili, XU Likun, XIN Yonglei, GUO Mingshuai, ZHOU Shuai, DUAN Tigang

表2 钛基体未充氢和经不同电流密度充氢后制备的氧化物阳极的EIS拟合参数

Table 2 Fitting parameters of EIS of the oxide anodes on titanium substrates uncharged and charged with hydrogen at different current densities

I / mA·cm-2 Rs / Ω·cm2 Qdl / mΩ·cm2·Sn n Rct / Ω·cm2 W / Ω·cm2 Uncharged 32.97 9.25 0.79 12.57 3.37 50 31.05 10.5 0.81 10.25 1.84 100 29.77 10.9 0.80 7.15 2.20 250 31.36 19.3 0.74 4.04 1.49 500 31.16 15.0 0.77 4.34 1.51