Title :
Observation of superluminal pulse propagation in alexandrite
Author :
Bigelow, M.S. ; Lepeshkin, N.N. ; Boyd, R.W.
Author_Institution :
Inst. of Opt., Rochester Univ., NY, USA
Abstract :
We observe superluminal light propagation in an alexandrite crystal. Negative group velocities result from a narrow anti-hole in the homogeneously broadened absorption spectrum. The anti-hole is formed by coherent population oscillations in an inverse-saturable absorber.
Keywords :
high-speed optical techniques; optical materials; optical saturable absorption; spectral line broadening; alexandrite crystal; antihole; broadened absorption spectrum; coherent population oscillations; inverse-saturable absorber; superluminal pulse propagation; Atom optics; Electromagnetic wave absorption; Fast light; Nonlinear optics; Optical materials; Optical propagation; Optical pulses; Pulse modulation; Slow light; Tunneling;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.238111
