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by Ciro Santilli (@cirosantilli, 37)

Three-level laser

 ... Science Natural science Physics Condensed matter physics Laser Type of laser
 0 By others on same topic  0 Discussions  Updated 2025-06-17  +Created 1970-01-01  See my version
The type of laser described at: Video "How Lasers Work by Scientized (2017)", notably youtu.be/_JOchLyNO_w?t=581. Mentioned at: youtu.be/_JOchLyNO_w?t=759 That point also mentions that 4-level lasers also exist and are more efficient. TODO dominance? Alternatives?
Video 1.
Three-level laser system by Dr. Nissar Ahmad (2021)
Source.
Bibliography:
  • www.britannica.com/technology/three-level-laser

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