Title :
Low threshold spallative ablation of large bandgap LiF dielectrics induced by picosecond soft X-ray laser pulses
Author :
Faenov, A.Ya. ; Inogamov, N.A. ; Zhakhovskii, V.V. ; Khokhlov, V.A. ; Petrov, Yu.V. ; Fortov, V.E. ; Anisimov, S.I. ; Nishihara, K. ; Tanaka, M. ; Pikuz, T.A. ; Kishimoto, M. ; Ishino, M. ; Nishikino, M. ; Nakamura, T. ; Fukuda, Y. ; Bulanov, S.V. ; Kato,
Author_Institution :
Kansai Photon Sci. Inst., JAEA, Kizugawa, Japan
Abstract :
Low ablation threshold ~ 10 mJ/cm2 for LiF dielectrics irradiated by ps XRL was observed. Spallative mechanism of dielectric ablation by short XRL pulses was proposed and explained experimental results.
Keywords :
X-ray lasers; dielectric materials; energy gap; laser ablation; lithium compounds; optical constants; LiF; crystal surface; dielectric ablation; large-bandgap dielectrics; low-threshold spallative ablation; picosecond soft X-ray laser pulses; Acoustic pulses; Dielectrics; Laser ablation; Laser theory; Optical pulses; Photonic band gap; Semiconductor lasers; Temperature; Tensile stress; X-ray lasers;
Conference_Titel :
Lasers & Electro Optics & The Pacific Rim Conference on Lasers and Electro-Optics, 2009. CLEO/PACIFIC RIM '09. Conference on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4244-3829-7
Electronic_ISBN :
978-1-4244-3830-3
DOI :
10.1109/CLEOPR.2009.5292303
