Term: gas laser
https://doi.org/10.1351/goldbook.G02585

Definition:
A laser in which the active medium is a gas containing a laser active species. It is typically composed of a plasma discharge tube containing a gas that can be excited with an electric discharge.

Related Terms:
1) laser (http://doi.org/10.1351/goldbook.L03459).
2) active medium (http://doi.org/10.1351/goldbook.A00106).
3) active species (http://doi.org/10.1351/goldbook.A00110).

Source: PAC, 1995, 67, 1913. 'Nomenclature, symbols, units, and their usage in spectrochemical analysis-XV. Laser-based molecular spectroscopy for chemical analysis - laser fundamentals (IUPAC Recommendations 1995)' on page 1919 (https://doi.org/10.1351/pac199567111913)

Citation: 'gas laser' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.G02585

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