bn:00331380n
Noun Concept
Categories: Gas lasers, American inventions, Iranian inventions
EN
gas laser  gas lasers
EN
A gas laser is a laser in which an electric current is discharged through a gas to produce coherent light. Wikipedia
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EN
A gas laser is a laser in which an electric current is discharged through a gas to produce coherent light. Wikipedia
Laser in which the active medium is a gas Wikidata
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