Manipulating Smith-Purcell radiation polarization with metasurfaces

被引:0
|
作者
Yang, Yujia [1 ]
Roques-Carmes, Charles [1 ,2 ]
Kaminer, Ido [2 ,4 ]
Zaidi, Aun [1 ,2 ]
Massuda, Aviram [1 ,2 ]
Yang, Yi [1 ,2 ]
Kooi, Steven E. [3 ]
Berggren, K. K. [1 ]
Soljacic, Marin [2 ]
机构
[1] MIT, Dept Elect Engn & Comp Sci, 77 Massachusetts Ave, Cambridge, MA 02139 USA
[2] MIT, Dept Phys, 77 Massachusetts Ave, Cambridge, MA 02139 USA
[3] MIT, Inst Soldier Nanotechnol, 77 Massachusetts Ave, Cambridge, MA 02139 USA
[4] Technion Israel Inst Technol, Dept Elect Engn, IL-32000 Haifa, Israel
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Swift electrons moving closely to a periodic structure can generate far-field radiation. The radiated light is usually polarized in the direction of electron propagation. We have demonstrated manipulation of this polarization with properly designed metasurfaces.
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页数:2
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