Semiconductor lasers coupled face-to-face

J. Opt. B: Quantum Semiclass. Opt. 6 (2004) L9–L12

Semiconductor lasers coupled face-to-face
E. A. Viktorov, A. M. Yacomotti and P. Mandel

We show that for a large coupling time, semiconductor lasers coupled face-to-face exhibit a fast dynamics and a slow stairs-like periodic modulation. The effect can be explained by the nonlinear response of semiconductor lasers to external injection and a breakup of subnanosecond synchronization.