医用可降解Mg-2Y-1Zn-xZr合金微观组织和耐蚀性能研究

王中琪, 许春香, 杨丽景, 田林海, 黄涛, 史义轩, 杨文甫

Microstructure and Corrosion Resistance of Medical Degradable Mg-2Y-1Zn-xZr Alloy

WANG Zhongqi, XU Chunxiang, YANG Lijing, TIAN Linhai, HUANG Tao, SHI Yixuan, YANG Wenfu

表4 拟合电路中各个元件的拟合结果

Table 4 Fitting results of each component in the fitting circuit

Material Rs / Ω·cm2 Q1 n1 Rct / Ω·cm2 Q2 n2 Rf Mg-2Y-1Zn 37.21 6.49×10-5 0.80 612.0 1.31×10-4 1.00 436.5 Mg-2Y-1Zn-0.2Zr 39.62 8.31×10-7 0.85 877.6 1.63×10-4 1.00 503.7 Mg-2Y-1Zn-0.4Zr 42.26 9.66×10-7 0.83 1431.2 2.31×10-5 0.75 564.8 Mg-2Y-1Zn-0.6Zr 40.95 1.24×10-6 0.81 1154.4 2.76×10-4 0.75 525.0