Spiral Field Generation in Smith-Purcell Radiation by Helical Metagratings
Moving electrons interacting with media can give rise to electromagnetic radiations and has been emerged as a promising platform for particle detection, spectroscopies, and free-electron lasers. In this letter, we investigate the Smith-Purcell radiation from helical metagratings, chiral structures s...
Main Authors: | Liqiao Jing, Zuojia Wang, Xiao Lin, Bin Zheng, Su Xu, Lian Shen, Yihao Yang, Fei Gao, Min Chen, Hongsheng Chen |
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Format: | Article |
Language: | English |
Published: |
American Association for the Advancement of Science (AAAS)
2019-01-01
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Series: | Research |
Online Access: | http://dx.doi.org/10.34133/2019/3806132 |
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