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LASER PPT Part-2 For Students by anushka.oc is a document available to read on EtoBox.
The document discusses the principles of laser operation, focusing on the concept of population inversion, which is essential for stimulated emission. It explains various pumping methods to achieve population inversion, including optical, electrical, and direct conversion, as well as the significance of metastable states in maintaining this condition. Additionally, it outlines different pumping schemes (two-level, three-level, and four-level) and the components of a laser system, including the active medium
- Author
- anushka.oc
- Language
- EN