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Gas laser
1. gas laser
2.
Iranian-American physicistAli Javan
American physicist
William R. Bennett, Jr.
3. Types of gas laser
Carbon dioxide lasers, or CO2 lasersCarbon monoxide lasers
Helium–neon (HeNe) lasers
Nitrogen lasers
TEA lasers
Chemical lasers
Excimer lasers
Ion lasers
Metal-vapor lasers
4. Carbon dioxide lasers
5. Carbon monoxide lasers
6. Helium–neon (HeNe) lasers
7. Nitrogen lasers
8. TEA lasers
9. Chemical lasers
10.
George C. Pimentel11.
12. Excimer lasers
13. Ion lasers
14. Metal-vapor lasers
15. Advantages:
High volume of active materialActive material is relatively inexpensive
Almost impossible to damage the active material
Heat can be removed quickly from the cavity