Free-electrons radiation in a photonic time crystal

被引：0
|
作者：
Dikopoltsev, Alex [1 ]
Sharabi, Yonatan [1 ]
Tsesses, Shai [2 ]
Kaminer, Ido [2 ]
Segev, Mordechai [1 ]
机构：
[1] Technion, Phys Dept, IL-3200003 Haifa, Israel
[2] Technion, Elect Engn Dept, IL-3200003 Haifa, Israel
来源：
2020 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) | 2020年
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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：
We present novel radiation emission by free electrons moving in a spatiotemporally modulated medium, which in specific cases acts as a photonic time crystal. We obseive two regimes of radiation, subluminal and superluminal. (C) 2020 The Author(s)
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