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王五啊

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[求助] 电沉积 已有1人参与

用计时电位法进行电沉积的时候,阴极电流设为负值时,是转化为阳极的电流了吗?

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Gamry-电化学

金虫 (职业作家)


【答案】应助回帖

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电流的正负,对电分析与腐蚀领域的定义不一样。对于腐蚀或者电沉积来说,计时电位法进行电沉积的时候,阴极电流设为负值,表示电流的流向,即阳离子流向电极。反之,电流为正值,例如金属生成离子,离开电极。

https://www.gamry.com/Framework% ... e%20Conventions.htm

https://pubs.acs.org/doi/pdf/10.1021/ed067p992.1

https://www.degruyter.com/document/doi/10.1515/pac-2018-0109/html
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