The linear propagation of ultrashort optical pulses in semiconductor gain media is investigated. It is shown that a pulse with a central frequency at the transparency point experiences a propagation-induced temporal breakup that is due to the carrier-induced refractive-index characteristics.
© 1996 Optical Society of America
Original Manuscript: January 17, 1996
Published: July 15, 1996
S. Hughes, A. Knorr, and S. W. Koch, "Femtosecond pulse breakup in a semiconductor amplifier," Opt. Lett. 21, 1052-1054 (1996)