High Power Laser Science and Engineering, Volume. 7, Issue 2, 02000e36(2019)
Enhancement of the surface emission at the fundamental frequency and the transmitted high-order harmonics by pre-structured targets
Fig. 1. Scheme of the pre-structured target and the p-polarized laser pulse. The laser is normally incident, and the structure period and depth are both
Fig. 2. The electric field
Fig. 3. Time-space evolution of
Fig. 4. Time evolution of the averaged momentum of the electrons near the target back surface, snapshot of the SPW and time evolution of the electric fields at a point
Fig. 5. Comparison between the cases with and without a pre-plasma. (a) is the initial electron density with a pre-plasma, (b) is the electric field
Fig. 6. Spectra of the transmitted radiation behind the pre-structured target (red dashed line) and the flat target (black solid line). In this case
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K. Q. Pan, D. Yang, L. Guo, Z. C. Li, S. W. Li, C. Y. Zheng, S. E. Jiang, B. H. Zhang, X. T. He. Enhancement of the surface emission at the fundamental frequency and the transmitted high-order harmonics by pre-structured targets[J]. High Power Laser Science and Engineering, 2019, 7(2): 02000e36
Category: Research Articles
Received: Nov. 22, 2018
Accepted: Apr. 22, 2019
Posted: Apr. 22, 2019
Published Online: Jul. 1, 2019
The Author Email: X. T. He (xthe@iapcm.ac.cn)