Dynamics and Spectral Composition of Subterahertz Emission From Plasma Column Due to Two-Stream Instability of Strong Relativistic Electron Beam

被引:33
作者
Arzhannikov, A. V. [1 ,2 ]
Burdakov, A. V. [2 ,3 ]
Burmasov, V. S. [1 ,2 ]
Ivanov, I. A. [1 ,2 ]
Kasatov, A. A. [2 ]
Kuznetsov, S. A. [1 ,2 ]
Makarov, M. A. [2 ]
Mekler, K. I. [2 ]
Polosatkin, S. V. [2 ,3 ]
Popov, S. S. [2 ]
Postupaev, V. V. [1 ,2 ]
Rovenskikh, A. F. [2 ]
Sinitsky, S. L. [1 ,2 ]
Sklyarov, V. F. [1 ,2 ]
Stepanov, V. D. [1 ,2 ]
Timofeev, I. V. [1 ,2 ]
Thumm, Manfred K. A. [1 ,4 ]
机构
[1] Novosibirsk State Univ, Novosibirsk 630090, Russia
[2] Budker Inst Nucl Phys, Novosibirsk 630090, Russia
[3] Novosibirsk State Tech Univ, Novosibirsk 630073, Russia
[4] Karlsruhe Inst Technol, IHM & IHE, D-76131 Karlsruhe, Germany
基金
俄罗斯科学基金会;
关键词
Electron beam-plasma interaction; nonlinear processes with plasma waves; strong electron beams; subterahertz wave power measurement; terahertz wave technology; TERAHERTZ GYROTRONS; IAP RAS; GENERATION; RADIATION; WAVES; GOL-3; REB;
D O I
10.1109/TTHZ.2016.2525783
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
This paper describes results of GOL-PET experiments on subterahertz (0.1-0.5 THz) emission from a magnetized plasma column during passing of a high-current (similar to 10 kA) relativistic (similar to 0.6 MeV) electron beam. The subterahertz radiation is generated in the plasma due to high-level turbulence induced by two-stream instability of the electron beam. These experiments are carried out at the specialized GOL-3T device. For the plasma density range 10(14)-10(15) cm(-3), we have studied emission dynamics from the plasma column in its transverse and longitudinal directions. The spectral composition and polarization of the radiation was also investigated.
引用
收藏
页码:245 / 252
页数:8
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