Pt/IrO x -pH超微电化学传感器性能探究及其在铜/不锈钢电偶腐蚀研究中的应用

张勤号, 朱泽洁, 蔡浩冉, 李鑫冉, 孟宪泽, 李昊, 伍廉奎, 罗荘竹, 曹发和

Performance of Pt/IrO x -pH Ultra-micro Electrochemical Sensor and its Application in Study of Galvanic Corrosion of Copper/Stainless Steel

ZHANG Qinhao, ZHU Zejie, CAI Haoran, LI Xinran, MENG Xianze, LI Hao, WU Liankui, LUO Zhuangzhu, CAO Fahe

图2 Pt/IrO x -pH超微传感器在不同pH下的响应电位及其拟合曲线，对pH变化的瞬时响应时间曲线，在0.01 mol/L HCl溶液中短期稳定性曲及在空气中放置时长期稳定性

Fig.2 Response potential and fitting curve of Pt/IrO x -pH micro-sensor electrode at different pH (a), instantaneous response curve of the Pt/IrO x -pH electrode to pH change (b), short-term stability of the Pt/IrO x -pH electrode in 0.01 mol/L HCl solution (c) and long-term stability of the Pt/IrO x -pH electrode when placed in air (d)