A COPPER HYBRID LASER OF HIGH-BEAM QUALITY USING AN AXIAL UNSTABLE CAVITY

被引:26
作者
COUTANCE, P
NAYLOR, G
PIQUE, JP
机构
[1] Laboratoire de Spectrométrie Physique (URA 08), Université Joseph Fourier de Grenoble, B.P. 87
关键词
D O I
10.1109/3.466048
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A 100 W copper ''HyBrID'' laser (CuHBr laser) fitted with an unstable cavity is examined in the far field and compared with a conventional copper vapor laser of similar beam dimensions, In the far field the divergence is about 100 mu radians for the HyBrID laser. The copper vapor laser produces a slightly larger central divergence with significant high divergent structure. This is explained to be due to pulse shape and differences in radial variations of the gain onset timing of the two types of laser. Improved beam quality is important for efficient pumping of titanium sapphire lasers and micromachining.
引用
收藏
页码:1747 / 1752
页数:6
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