Solid-state lasers
Solid-state lasers

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AF3272 V1 Article

Solid-state lasers
Solid-state lasers

Author : Antoine HIRTH

Publication date: April 10, 2001 | Lire en français

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1. Solid-state lasers

1.1 Materials

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1.1.1 Three-level systems

The laser transition takes place between the energy levels E 1 and the fundamental level E 0 . The lifetime of the upper E 2 level into which the pumping energy is brought is very short so that the population density N 2 is "0.

We can therefore write that the doping ions...

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