TERMIUM Plus®

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RUBY OPTICAL MASER [1 record]

Record 1 1986-02-03

English

Subject field(s)
  • Lasers and Masers
DEF

An optically pumped solid-state laser that uses a ruby crystal to produce an intense and extremely narrow beam of coherent red light.

CONT

[In] a ruby laser ... [the] crystal is excited by an intense flash of light that pours in immense numbers of exciting violet and green photons ...

CONT

The ruby laser ... produces radiation in an intense but very short pulse ...

OBS

The ruby (aluminum oxide doped with ... chromium ...) is an example of a three energy level laser.

French

Domaine(s)
  • Masers et lasers
CONT

Laser à rubis. (...) En éclairant un échantillon de rubis avec un faisceau de lumière verte ou ultraviolette on induit, par pompage optique, des transitions entre le niveau fondamental et les bandes d'absorption.

CONT

Le laser à rubis est parfaitement adapté à la production de courtes impulsions lumineuses très intenses (...)

CONT

Les lasers réalisés habituellement font appel à des milieux amplificateurs solides ou gazeux (...). Un exemple des premiers est le laser à rubis, dont le milieu actif est constitué par des ions trivalents de chrome placés dans un réseau de corindon (alumine cristallisée).

Spanish

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