We analyze the propagation of fast-light pulses through a finite-length resonant gain medium both analytically and numerically. We find that intrinsic instabilities can be avoided in attaining a substantial peak advance with an ultrashort rather than a long or adiabatic probe.
© 2006 Optical Society of America
Original Manuscript: April 21, 2006
Revised Manuscript: June 15, 2006
Manuscript Accepted: July 14, 2006
Published: September 11, 2006
B. D. Clader, Q-Han Park, and J. H. Eberly, "Fast light in fully coherent gain media," Opt. Lett. 31, 2921-2923 (2006)