Amplification of 200-ps high-intensity laser pulses via frequency matching stimulated Brillouin scattering

查看全文 作　　者：Hang [1]Yuan;Yulei [1,3]Wang;Qiang [2]Yuan;Dongxia [2]Hu;Can [1]Cui;Zhaohong [1]Liu;Sensen [1]Li;Yi [1]Chen;Feng [2]Jing;Zhiwei [1,3]Lu

机构地区：[1]National Key Laboratory of Science and Technology on Tunable Laser,Harbin Institute of Technology,Harbin 150080,China;[2]Laser Fusion Research Center,China Academy of Engineering Physics,Mianyang 621900,China;[3]School of Electronic and Information Engineering,Hebei University of Technology,Tianjin 300401,China

出　　处：《High Power Laser Science and Engineering》索引2019年第7卷第3期,共8页

基　　金：supported in part by the National Natural Science Foundation of China (NSFC) (No. 61622501);the China Postdoctoral Science Foundation (No. BX20180085) 摘　　要：Laser pulses of 200 ps with extremely high intensities and high energies are sufficient to satisfy the demand of shock ignition,which is an alternative path to ignition in inertial confinement fusion(ICF).This paper reports a type of Brillouin scheme to obtain high-intensity 200-ps laser pulses,where the pulse durations are a challenge for conventional pulsed laser amplification systems.In the amplification process,excited Brillouin acoustic waves fulfill the nonlinear optical effect through which the high energy of a long pump pulse is entirely transferred to a 200-ps laser pulse.This method was introduced and achieved within the SG-Ⅲprototype system in China.Compared favorably with the intensity of 2 GW/cm^2 in existing ICF laser drivers,a 6.96-GW/cm^2 pulse with a width of 170 ps was obtained in our experiment.The practical scalability of the results to larger ICF laser drivers is discussed. 关键词：FREQUENCY MATCHING high-intensity laser pulse stimulated BRILLOUIN scattering

相关文献

参考文献（34）
引证文献（1）
耦合文献（0）

参考文献(34)

引证文献(1)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Amplification of 200-ps high-intensity laser pulses via frequency matching stimulated Brillouin scattering

参考文献(34)

引证文献(1)

用户提示