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单词 charge density
释义

charge density

noun [mass noun] Physics
The electric charge per unit area of a surface, or per unit volume of a field or body.The lateral segregation of charged membrane components, leading to local changes in surface charge density, depends linearly on electric field....
  • Consequently, by changing the potential applied to the electrode, the charge density on the gold surface and hence the field acting on the membrane can be used as a variable in our experiments.
  • The macroscopic charge density inside a conductor is zero.
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更新时间:2026/6/19 1:03:12