基于双电极电化学阻抗实现现场涂层老化状态的快速无损检测
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In situ Rapid Non-destructive Diagnosis on Degradation of Coatings Based on Dual-electrode Electrochemical Impedance Probe
XIONG Qiyong, JIANG Wanjuan, ZENG Meiting, XU Jinshan, YI Yonggang, LI Yanyan, DONG Zehua
图4 4种环氧涂层样品的涂层电阻Rc和涂层电容Cc随盐雾时间的变化曲线
Fig.4 Time dependence of coating resistance Rc(a) and capacitance Cc(b) of 4 epoxy coating samples