The population inversion in helium-neon laser is produced

Question

The population inversion in helium-neon laser is produced (A) photon excitation (B) chemical reaction (C) inelastic atomic collision (D) electron excitation

Tardigrade Admin · Accepted Answer

The population inversion in He-Ne laser is created by electron excitation.

Q. The population inversion in helium-neon laser is produced

photon excitation

chemical reaction

inelastic atomic collision

electron excitation

The population inversion in He-Ne laser is created by electron excitation.