Doppler broadening

名词 n.
中文释义
美 /ˈdɔp.lɚ ˈbɹɔd.nɪŋ/|/ˈdɔp.lɚ ˈbɹɔd.ənˌɪŋ/

英文释义

名词 n.
  1. The broadening of the spectral lines of a high-temperature or rapidly-rotating object due to redshifting of spectral lines from atoms and molecules moving away from the observer and blueshifting of spectral lines from atoms and molecules moving toward the observer.

词源

From being produced by the action of the Doppler effect on individual atoms and molecules.
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