PERFORMANCE OF A 2.3-KW ND-YAG SLAB LASER SYSTEM

被引:34
|
作者
HODGSON, N [1 ]
DONG, SL [1 ]
LU, QT [1 ]
机构
[1] TECH UNIV BERLIN,INST OPT,D-10623 BERLIN,GERMANY
关键词
D O I
10.1364/OL.18.001727
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A slab laser system consisting of three Nd:YAG slabs with dimensions 7 mm x 26 mm x 191 mm was operated with different resonators in an oscillator-amplifier-amplifier arrangement. In single-shot operation the system provided a maximum output energy of 148 J with a pulse duration of 4 ms and an overall efficiency of 4.3%. A stable resonator provided a maximum steady output power of 2260 W, and we measured beam parameter products of 8 mm mrad in the x direction and 100 mm mrad in the y direction. An output power of 1460 W and beam parameter products of less than 4 mm mrad in both directions were obtained with an unstable resonator with a graded-reflectivity mirror.
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收藏
页码:1727 / 1729
页数:3
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