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FOUR LEVEL LASER [1 record]

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Alphabetical list of terms

Record 1 2024-02-29

English

Subject field(s)
  • Lasers and Masers
DEF

... a laser which differs from a three-level laser by having a terminal (lower) level for the laser transition which itself is an excited state of the system, rather than the ground level.

Key term(s)
  • four level laser

French

Domaine(s)
  • Masers et lasers
CONT

Dans les lasers à quatre niveaux, il y a un état fondamental et trois états excités. Lors de l'inversion de population, tous les atomes de l'état fondamental passent au niveau d'excitation le plus élevé.

Spanish

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