选区激光熔化成形含Cu中熵合金的微观组织及耐腐蚀性能
易铄, 周生璇, 叶鹏, 杜晓洁, 徐震霖, 何宜柱

Microstructure and Corrosion Resistance of Cu-containing Fe-Mn-Cr-Ni Medium-entropy Alloy Prepared by Selective Laser Melting
YI Shuo, ZHOU Shengxuan, YE Peng, DU Xiaojie, XU Zhenlin, HE Yizhu
表2 等效电路中参数的拟合值
Table 2 Fitted values of the parameters in the equivalent circuit
Sample

Rs

Ω·cm2

Cf

Ω-1·cm-2·s n

Rf

Ω·cm2

Qdl

Ω-1·cm-2·s n

n2

Rct

Ω·cm2

W

Ω-1·cm-2·s n

Cd

Ω-1·cm-2·s n

Rt

Ω·cm2

UT33.867.831 × 10-616.121.418 × 10-40.70283.494 × 1027.720 × 10-33.347 × 10-54.014 × 102
AT-20024.206.228 × 10-614.221.515 × 10-40.60616.725 × 1022.998 × 10-32.721 × 10-57.472 × 102
AT-30027.456.167 × 10-624.381.076 × 10-50.42787.650 × 1023.461 × 10-32.594 × 10-57.912 × 102
AT-50049.356.280 × 10-618.065.290 × 10-50.42446.699 × 1022.636 × 10-32.958 × 10-56.957 × 102
AT-70058.148.544 × 10-614.156.381 × 10-40.42112.911 × 1023.243 × 10-34.999 × 10-53.447 × 102