Controlling the Angular Divergence of Terahertz Radiation Generated by Single-Color Filaments Using Phase Optical Elements
- 作者: Pushkarev D.V.1, Rizaev G.E.1, Kosareva O.G.1,2, Seleznev L.V1
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隶属关系:
- Lebedev Physical Institute, Russian Academy of Sciences
- Faculty of Physics, Moscow State University
- 期: 卷 118, 编号 7-8 (10) (2023)
- 页面: 502-505
- 栏目: Articles
- URL: https://journals.eco-vector.com/0370-274X/article/view/661557
- DOI: https://doi.org/10.31857/S1234567823190059
- EDN: https://elibrary.ru/XSYPTW
- ID: 661557
如何引用文章
详细
We have experimentally obtained two-dimensional distributions of terahertz radiation generated by one or four filaments formed by phase optical elements in air. It has been demonstrated that the use of the phase mask reduces the propagation angles of terahertz beam by approximately one and a half times, which is due to the interference of terahertz radiation from four sources. The use of the Dammann grating slightly enlarges these angles.
作者简介
D. Pushkarev
Lebedev Physical Institute, Russian Academy of Sciences
Email: seleznev@lebedev.ru
119991, Moscow, Russia
G. Rizaev
Lebedev Physical Institute, Russian Academy of Sciences
Email: seleznev@lebedev.ru
119991, Moscow, Russia
O. Kosareva
Lebedev Physical Institute, Russian Academy of Sciences;Faculty of Physics, Moscow State University
Email: seleznev@lebedev.ru
119991, Moscow, Russia;119991, Moscow, Russia
L. Seleznev
Lebedev Physical Institute, Russian Academy of Sciences
编辑信件的主要联系方式.
Email: seleznev@lebedev.ru
119991, Moscow, Russia
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