Pitchfork subcritical bifurcation in a CO-2 laser with feedback

Year: 1991

Authors: Wang PY., Lapucci A., Meucci R., Arecchi F.T.

Autors Affiliation: Istituto Nazionale di Ottica, Largo E. Fermi 6, 50125 Firenze, Italy;
Department of Physics, University of Firenze, 50125 Firenze, Italy

Abstract: We report evidence of a pitchfork subcritical bifurcation in a CO2 laser with feedback. The feedback consists in controlling the cavity losses with a signal proportional to the laser output. The experimental results are explained with a two-level model of the laser.

Journal/Review: INSTITUTE OF PHYSICS CONFERENCE SERIES

Volume: 115      Pages from: 293  to: 295

KeyWords: CO2 laser; cavity losses;

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