overpotential

名词 n.
中文释义

英文释义

名词 n.
  1. The difference between the electric potential of an electrode or cell under the passage of a current and the thermodynamic value of the electrode or cell potential in the absence of electrolysis.
    — One of the factors that limits their development and use is that known anode and cathode electrocatalysts produce useful current densities only at high overpotentials.

词形变化

overpotentials plural

词源

Etymology tree
Proto-Indo-European *úp
Proto-Indo-European *-er
Proto-Indo-European *upér
Proto-Germanic *uber
Old English ofer-
Middle English over-
English over-
English potential
English overpotential
From over- + potential.
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