熔石英表面损伤修复点的损伤概率

Jiang Yong; Yuan Xiaodong; Liu Chunming; He Shaobo; Luo Chengsi; Wang HaiJun; Lv Haibing; Zheng Wanguo; Xiang Xia; Zu Xiaotao

doi:10.3788/HPLPB20122406.1414

Volume 24 Issue 06

May 2012

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Article Navigation > High Power Laser and Particle Beams > 2012 > 24(06): 1414-1418

He Minbo, Jiang Houman. Scaling law in thermal deformation of high reflecting mirror under laser irradiation[J]. High Power Laser and Particle Beams, 2012, 24: 2043-2046. doi: 10.3788/HPLPB20122409.2043

Citation:

Jiang Yong, Yuan Xiaodong, Liu Chunming, et al. 熔石英表面损伤修复点的损伤概率[J]. High Power Laser and Particle Beams, 2012, 24: 1414-1418. doi: 10.3788/HPLPB20122406.1414

Citation:

Jiang Yong, Yuan Xiaodong, Liu Chunming, et al. 熔石英表面损伤修复点的损伤概率[J]. High Power Laser and Particle Beams, 2012, 24: 1414-1418. doi: 10.3788/HPLPB20122406.1414

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熔石英表面损伤修复点的损伤概率

doi: 10.3788/HPLPB20122406.1414

1.
Research Center of Laser Fusion,CAEP,P.O.Box 919-988,Mianyang 621900,China;
2.
School of Physical Electronics,University of Electronic Science and Technology of China,Chengdu 610054,China

Received Date: 2011-10-14
Rev Recd Date: 2012-01-09
Publish Date: 2012-06-15

Abstract

Abstract

针对3个光斑尺寸的CO2激光辐照尺寸小于400 m损伤点后得到的修复点，从4个方面对损伤修复点经355 nm激光辐照后的损伤概率分别进行研究。结果表明，根据修复光斑尺寸或损伤点尺寸分别讨论修复点的损伤概率，更能反映修复点的抗激光损伤能力。通过分别讨论可以看出，采用小光斑CO2激光辐照损伤点或者修复尺寸小于200 m的损伤点，修复成功率超过90%。同时，可以通过损伤修复点的激光损伤阈值都服从正态分布的规律来预测修复点的损伤概率。
- fused silica,
- co2 laser,
- mitigated damage site,
- damage probability,
- mitigation efficiency

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