helium - neon Laser( helium- Neon Gas Laser) , plz working of helium neon laser
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Answer:Working of helium-neon laser. In order to achieve population inversion, we need to supply energy to the gain medium. In helium-neon lasers, we use high voltage DC as the pump source. ... The gas mixture in helium-neon laser is mostly comprised of helium atoms.
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