TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

GAS LASER [1 record]

Record 1 2024-01-27

English

Subject field(s)
  • Lasers and Masers
  • Atomic Physics
  • Optics
DEF

A laser is which the active medium is a discharge in a gas contained in a glass or quartz tube with a Brewster-angle window at each end.

OBS

The gas can be excited by a high-frequency oscillator or direct-current flow between electrodes inside the tube.

OBS

The function of the discharge is to pump the medium, to obtain population inversion.

French

Domaine(s)
  • Masers et lasers
  • Physique atomique
  • Optique
CONT

Laser à gaz. [...] Le gaz [...] est contenu dans un tube cylindrique étanche ou vide, en verre, en silice fondue ou en matériaux réfractaires [...]. Le plus souvent ce tube est fermé aux deux extrémités par des fenêtres planes placées sous incidence brewstérienne [...].

Spanish

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