Pulse Propagation in a High-Gain Medium
- 8 February 1971
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 26 (6) , 293-295
- https://doi.org/10.1103/physrevlett.26.293
Abstract
It is found that ultrashort pulses in a high-gain 3.51-μm xenon laser propagate through the amplifying medium at a velocity less than the vacuum speed of light by as much as a factor of 2.5. The pulse velocity is a function of the gain and agrees with the group velocity.Keywords
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