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词汇 pressure broadening
释义

Definition of pressure broadening in English:

pressure broadening

noun
Physics
  • Pressure-dependent broadening of lines in atomic spectra, caused by collisions of excited atoms with neighbouring atoms and molecules in a gas.

Origin

1930s; earliest use found in The Physical Review.

Definition of pressure broadening in US English:

pressure broadening

noun
Physics
  • Pressure-dependent broadening of lines in atomic spectra, caused by collisions of excited atoms with neighbouring atoms and molecules in a gas.

Origin

1930s; earliest use found in The Physical Review.

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