Population pulsations are demonstrated as a basic mechanism for nonlinear optical interaction in a semiconductor laser by detecting the optical beat frequency in the noise spectrum of the injection current.
© 1989 Optical Society of America
Original Manuscript: November 18, 1988
Manuscript Accepted: March 31, 1989
Published: June 15, 1989
W. Elsässer, E. O. Göbel, R. Nietzke, and P. Panknin, "Nonlinear optical interaction in semiconductor lasers due to population pulsations," Opt. Lett. 14, 615-617 (1989)