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李芙蓉aa

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[求助] 电化学阻抗谱如何分析?

1.交流阻抗谱如何求阻抗?我看到有些文章直接读取半圆和斜线的交点的横坐标当做阻抗的,也有说是半圆的延长线与横轴交点,也有说是斜线与横轴交点,还有就是用等效电路拟合,如何拟合?
2.得到电阻,转化为电导率后,如何通过arrhenius公式如何求活化能?看文献说是通过斜率求,但是有的人是ln δ~1/T作图,有的人是lg δ~1/T,有的是ln( δT)~1000/T,还有的是lg( δT)~1000/T,到底哪个是对的?得到的斜率就是活化能?还是怎么求的?
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2楼2021-09-14 10:35:35
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