Nonlinear propagation of fs laser pulses in liquids and evolution of supercontinuum generation

被引:59
作者
Liu, JS [1 ]
Schroeder, H
Chin, SL
Li, RX
Xu, ZZ
机构
[1] Shanghai Inst Opt & Fine Mech, State Key Lab High Field Laser Phys, Shanghai 201800, Peoples R China
[2] Max Planck Inst Quantum Opt, D-85748 Garching, Germany
[3] Univ Laval, Ctr Opt Photon & Laser, Dept Phys, Ste Foy, PQ G1K 7P4, Canada
关键词
D O I
10.1364/OPEX.13.010248
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Nonlinear propagation of fs laser pulses in liquids and the dynamic processes of filamentation such as self-focusing, intensity clamping, and evolution of white light production have been analyzed by using one- and two-photon fluorescence. The energy losses of laser pulses caused by multiphoton absorption and conical emission have been measured respectively by z-scan technique. Numerical simulations of fs laser propagation in water have been made to explain the evolution of white light production as well as the small-scale filaments in liquids we have observed by a nonlinear fluorescence technique. (c) 2005 Optical Society of America.
引用
收藏
页码:10248 / 10259
页数:12
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