Ablation pressure scaling at short laser wavelength -: art. no. 067403

被引:57
作者
Batani, D
Stabile, H
Ravasio, A
Lucchini, G
Strati, F
Desai, T
Ullschmied, J
Krousky, E
Skala, J
Juha, L
Kralikova, B
Pfeifer, M
Kadlec, C
Mocek, T
Präg, A
Nishimura, H
Ochi, Y
机构
[1] Univ Studi Milano Bicocca, Dipartimento Fis G Occhialini, I-20126 Milan, Italy
[2] Prague Asterix Laser Syst Res Ctr, Prague 18221 8, Czech Republic
[3] INFM, I-20126 Milan, Italy
[4] Osaka Univ, Inst Laser Engn, Suita, Osaka 5650871, Japan
关键词
D O I
10.1103/PhysRevE.68.067403
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
The ablation pressure at a 0.44-mum laser wavelength has been measured at irradiance up to 2x10(14) W/cm(2). The diagnostics consisted in the detection of shock breakout from stepped Al targets. By adopting large focal spots and smoothed laser beams, the lateral energy transport and "drilling effects" have been avoided. The measured scaling shows a fair agreement with analytical models.
引用
收藏
页码:674031 / 674034
页数:4
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