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IONIZED HYDROGEN REGION [1 record]

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Alphabetical list of terms

Record 1 1982-11-23

English

Subject field(s)
  • Astronomy
DEF

a region surrounding very hot stars whose ultraviolet radiation ionize the hydrogen gas, so that a rearrangement of electrons and protons takes place; electrons continuously recombine with protons causing the hydrogen lines to emit in the visible spectrum.

French

Domaine(s)
  • Astronomie
DEF

Une des régions d'hydrogène et d'autres atomes qui sont ionisés par le rayonnement ultraviolet des étoiles chaudes qui les entourent. La perte d'énergie et électrons est due à l'émission de rayonnement.

Spanish

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