平行磁场下顺磁性镧铁硅基磁热合金的微电偶腐蚀行为

王海洋, 林川弘昕, 郭丽雅

Micro-galvanic Corrosion Behavior of Paramagnetic La-Fe-Si Magnetocaloric Alloy Under Parallel Magnetic Fields

WANG Haiyang, LIN Chuanhongxin, GUO Liya

表1 LaFe13.9Si1.4磁热合金在0.1 mol/L NaClO4溶液中的电化学阻抗谱拟合数据

Table 1 Fitting data of EIS of LaFe13.9Si1.4 magnetocaloric alloy in 0.1 mol/L NaClO4 solutions

Magnectic field Rs CPEox × 10-3 nox Rox CPEct × 10-3 nct Rct RP W / Ω-1·cm-2·s0.5 χ2 (10-3) Ω·cm2 Ω-1·cm-2·S n Ω·cm2 Ω-1·cm-2·S n Ω·cm2 Ω·cm2 0 T 32 0.13 0.71 81 0.24 0.78 2519 2600 0.0012 2.8 1 T 30 - 0.79 36 - 0.92 3076 3112 - 1.0