典型文献
Acceleration of 60 MeV proton beams in the commissioning experiment of the SULF-10 PW laser
文献摘要:
We report the experimental results of the commissioning phase in the 10 PW laser beamline of the Shanghai Superintense Ultrafast Laser Facility(SULF).The peak power reaches 2.4 PW on target without the last amplifying during the experiment.The laser energy of 72±9 J is directed to a focal spot of approximately 6 μm diameter(full width at half maximum)in 30 fs pulse duration,yielding a focused peak intensity around 2.0×1021 W/cm2.The first laser-proton acceleration experiment is performed using plain copper and plastic targets.High-energy proton beams with maximum cut-off energy up to 62.5 MeV are achieved using copper foils at the optimum target thickness of 4 μm via target normal sheath acceleration.For plastic targets of tens of nanometers thick,the proton cut-off energy is approximately 20 MeV,showing ring-like or filamented density distributions.These experimental results reflect the capabilities of the SULF-10 PW beamline,for example,both ultrahigh intensity and relatively good beam contrast.Further optimization for these key parameters is underway,where peak laser intensities of 1022-1023 W/cm2 are anticipated to support various experiments on extreme field physics.
文献关键词:
中图分类号:
作者姓名:
A.X.Li;C.Y.Qin;H.Zhang;S.Li;L.L.Fan;Q.S.Wang;T.J.Xu;N.W.Wang;L.H.Yu;Y.Xu;Y.Q.Liu;C.Wang;X.L.Wang;Z.X.Zhang;X.Y.Liu;P.L.Bai;Z.B.Gan;X.B.Zhang;X.B.Wang;C.Fan;Y.J.Sun;Y.H.Tang;B.Yao;X.Y.Liang;Y.X.Leng;B.F.Shen;L.L.Ji;R.X.Li;Z.Z.Xu
作者机构:
State Key Laboratory of High Field Laser Physics,Shanghai Institute of Optics and Fine Mechanics,Chinese Academy of Sciences,Shanghai 201800,China;ShanghaiTech University,Shanghai 201210,China;Center of Materials Science and Optoelectronics Engineering,University of Chinese Academy of Sciences,Beijing 100049,China;CAS Center for Excellence in Ultra-intense Laser Science,Shanghai 201800,China;College of Science,University of Shanghai for Science and Technology,Shanghai 200093,China;Department of Physics,Shanghai Normal University,Shanghai 200234,China
文献出处:
引用格式:
[1]A.X.Li;C.Y.Qin;H.Zhang;S.Li;L.L.Fan;Q.S.Wang;T.J.Xu;N.W.Wang;L.H.Yu;Y.Xu;Y.Q.Liu;C.Wang;X.L.Wang;Z.X.Zhang;X.Y.Liu;P.L.Bai;Z.B.Gan;X.B.Zhang;X.B.Wang;C.Fan;Y.J.Sun;Y.H.Tang;B.Yao;X.Y.Liang;Y.X.Leng;B.F.Shen;L.L.Ji;R.X.Li;Z.Z.Xu-.Acceleration of 60 MeV proton beams in the commissioning experiment of the SULF-10 PW laser)[J].高功率激光科学与工程(英文版),2022(04):36-44
A类:
SULF,Superintense,filamented
B类:
Acceleration,MeV,proton,beams,commissioning,PW,laser,We,report,experimental,results,phase,beamline,Shanghai,Ultrafast,Laser,Facility,peak,power,reaches,without,amplifying,during,energy,directed,focal,spot,approximately,diameter,full,width,half,maximum,fs,pulse,duration,yielding,focused,intensity,around,first,acceleration,performed,using,plain,copper,plastic,targets,High,cut,off,are,achieved,foils,optimum,thickness,via,normal,sheath,For,nanometers,showing,like,density,distributions,These,reflect,capabilities,example,both,ultrahigh,relatively,good,contrast,Further,optimization,these,key,parameters,underway,where,intensities,anticipated,support,various,experiments,extreme,field,physics
AB值:
0.536182
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