Reminders about resonators
Laser welding. Power laser beams
Article REF: BM7742 V1
Reminders about resonators
Laser welding. Power laser beams

Author : Roland CAZES

Publication date: October 10, 2001 | Lire en français

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1. Reminders about resonators

The theory is based on the study of the electromagnetic field generated by stimulated emission in the resonator. Since Kogelnik and Li , a distinction has been made between stable and unstable resonators, each giving rise to a particular type of operation and beam.

1.1 Stable resonator

  • For these resonators (figure 1 ), the most widespread, the most telling way of...

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