SHORT-PULSE AMPLIFICATION IN AN F2 GAIN MODULE

被引:9
作者
MOMMA, C [1 ]
EICHMANN, H [1 ]
TUNNERMANN, A [1 ]
SIMON, P [1 ]
MAROWSKY, G [1 ]
WELLEGEHAUSEN, B [1 ]
机构
[1] LASER LAB GOTTINGEN EV,W-3400 GOTTINGEN,GERMANY
关键词
D O I
10.1364/OL.18.001180
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report on what is to our knowledge the first subpicosecond-pulse amplification experiments in an F2 gain module at 157 nm. 500-fs seed pulses were produced by a four-wave mixing process in xenon by excitation with KrF short-pulse radiation. The amplification experiments yield a small-signal gain coefficient of approximately-5%/cm and an estimate for the saturation energy density of approximately 180 muJ/cm2. For a single-pass amplification, an output energy of 60 muJ has been measured so far. From the spectral width of the amplification spectra, a minimum possible duration of approximately 200 fs for the amplification of short pulses can be estimated.
引用
收藏
页码:1180 / 1182
页数:3
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