Assertion: In He-Ne laser, population inversion takes place between energy levels of neon atoms. - Sarthaks eConnect | Largest Online Education Community
Neon and helium belong to the same group. Helium is an inactive gas at room temperature. If you infer a property of neon, what would be your inference? - Quora
Energy-level diagram for the helium-neon laser. The bold straight lines... | Download Scientific Diagram
![Explain Construction and Working of He:Ne Laser with Neat Label Diagram. - Applied Physics 2 | Shaalaa.com Explain Construction and Working of He:Ne Laser with Neat Label Diagram. - Applied Physics 2 | Shaalaa.com](https://www.shaalaa.com/images/_4:cb485786be594587b04bb7c3a81c7ee7.png)