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单词 plasma frequency
释义

Definition of plasma frequency in English:

plasma frequency

noun
Physics
  • The natural resonant frequency of a plasma oscillation, equal to the minimum frequency of electromagnetic waves that can travel through the plasma without attenuation (the value is approximately 8920√n Hz, where n is the number of free electrons per cubic centimetre).

Origin

1940s; earliest use found in The Physical Review.

 
 

Definition of plasma frequency in US English:

plasma frequency

noun
Physics
  • The natural resonant frequency of a plasma oscillation, equal to the minimum frequency of electromagnetic waves that can travel through the plasma without attenuation (the value is approximately 8920√n Hz, where n is the number of free electrons per cubic centimetre).

Origin

1940s; earliest use found in The Physical Review.

 
 
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更新时间:2024/12/23 23:58:45