Physics, asked by aslamshaikh112000, 1 month ago

The population inversion in gaseous LASER produced by​

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Answered by shubhamryadav0312
1

Answer:

In a gas dynamic laser, the population inversion is produced by expansion of the gas mixture through a nozzle, rather than by an electrical discharge. The gas is heated to high temperature and allowed to expand through a supersonic nozzle

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