Yechen Wang, Weiquan Wang, Tongpu Yu, Fuqiu Shao, Yan Yin. Production of highly-directional positron beam by relativistic femto-second laser irradiating micro-structured surface target[J]. High Power Laser and Particle Beams, 2023, 35(1): 012005
- High Power Laser and Particle Beams
- Vol. 35, Issue 1, 012005 (2023)
Fig. 1. 3D simulations of interaction between laser and two types of target
Fig. 2. Electromagnetic field distribution and phase space distribution of electrons at
时刻的电磁场分布和电子的相空间分布
Fig. 3. Angular distribution of forward moving electrons
Fig. 4. Energy spectrum of electrons and positrons produced by the MST and planar target
Fig. 5. Positron flux distribution and angular distribution
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Table 1. Comparison of positron beam parameters in different schemes
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