Observation of a coherent lasing channel under spectral summation of laser diode radiation

S. I. Derzhavin, Ya. V. Kravchenko, D. N. Mamonov, S. V. Podmazov, V. N. Timoshkin

Prokhorov General Physics Institute of the Russian Academy of Sciences, Moscow
National Engineering Physics Institute “MEPhI”, Moscow

Abstract: In the experimental studies of incoherent summation of laser diode radiation with the spectral summation scheme an additional channel of coherent generation that can lead to significant losses in the main channel was discovered.

Keywords: laser diodes, spectral summation.

Received: 17.02.2023