Quasiperiodicity in semiconductor lasers

Proceedings of the SPIE, the internantional society for optical engineering, Vol. 2994, 624-634 (1997)

G.D. Lythe and T. Erneux

Optique nonlinéaire théorique, Université Libre de Bruxelles CP231,
Bruxelles 1050 BELGIUM

A. Gavrielides and V. Kovanis

Nonlinear Optics Center, Phillips Laboratory PL/LIDN,
Kirtland AFB, NM 87117, USA


Lang and Kobayashi equations for a semiconductor laser subject to optical feedback are investigated in the limit of large delays. By deriving slow time evolution equations, we show analytically that quasiperiodic intensities are possible and appear as a tertiary bifurcation from a periodic state.
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