EIS plots for chromium oxide coated and uncoated stainless steel in Ringers solution at 37 (b) Bode plots (Magnitude versus frequency)

The experiment was performed with VoltaLab 40 PGZ301 manufactured by Radiometer analytical, France. VoltaMaster 4 software supplied with the equipment was used for data acquisition and analysis.本实验采用法国Radiometer analytical公司生产的VoltaLab 40 PGZ301设备开展，配套该设备的VoltaMaster 4软件用于数据采集与分析工作。