Electrochemistry
常相元件
Constant-phase elementA non-ideal circuit element used in electrochemical impedance spectroscopy to model frequency-dependent phenomena, such as the non-homogeneous distribution of charge in the electrical double layer. / 一种用于电化学阻抗谱的非理想电路元件，用于模拟频率依赖现象，如电双层中电荷的非均匀分布。
- Knowledge type
- 物理设备
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-11-08 16:06:34
Sub-knowledge points
Electrical double-layer capacitanceTime-domain admittance responseNon-ideal capacitive behavior
Higher-order knowledge points
Electrochemical impedance spectroscopy / 工艺技术Equivalent circuit modeling
Main parameters and performance indicators
Impedance: Z = 1 / (Q * (jω)^n)Q: Constant-phase factor (units of capacitance)n: Exponent (0 < n < 1)
Open problems
No unresolved problem recorded yet
Related literature
ranked by community starsPotential impulses in electrochemistry: Determination of electrical double-layer capacitance from the time-domain constant-phase admittance responseOpen source
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1 recordsRecord title: Constant-phase element.
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