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All-optically controlled concurrent slow-fast light pair

delete2011-08-15
delete13
PRE
AI
A
Anil K. Patnaik *
S
Sukesh Roy
J
James R. Gord
DOI:10.1364/OL.36.003272delete
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Abstract

Abstract

En 中文
We demonstrate how both normal and anomalous dispersion can be realized concurrently for a pair of weak probes in a doubly driven double-ladder configuration with independent and simultaneous control for group velocities of the pair. We have shown both analytically and numerically that, because of electromagnetically induced transparency and a chi((3))-based gain process, a slow-fast light pair can be realized in the same delay element with group indices similar to +/- 10(7) accompanied by gain or relatively small absorption (down to similar to 25%). We also identify parameter regions for realization of concurrent slow-slow and fast-fast light pairs with reduced absorptions. (C) 2011 Optical Society of America
Keywords:
DOUBLE-LADDER SYSTEM
COHERENT CONTROL
ATOMIC VAPOR
GAIN

Journal

Optics Letters cover
Optics Letters
IF:
3.3
Papers:
4.0W
Citations:
7.6W

Organization

U
us air force research laboratory
Scholars:
758
Papers: 540
Citations: 0
United States Department of Defense cover
United States Department of Defense
Scholars:
2.8W
Papers: 2.3W
Citations: 172