Experimental investigation of electron guns for THz microwave vacuum amplifiers
- Авторы: Burtsev A.1, Grigor’ev Y.1, Navrotsky I.1, Rogovin V.1, Sakhadzhi G.1, Shumikhin K.1
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Учреждения:
- ALMAZ Research and Production Enterprise
- Выпуск: Том 42, № 5 (2016)
- Страницы: 543-545
- Раздел: Article
- URL: https://journals.rcsi.science/1063-7850/article/view/199334
- DOI: https://doi.org/10.1134/S1063785016050229
- ID: 199334
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Аннотация
Single-sheet and multiple beam electron emitters based on thermionic minicathodes for terahertz traveling-wave tubes have been studied. Data are presented for impregnated blade thermionic cathode with dimensions 0.1 × 0.7 mm and a maximum current density of 114 A/cm2 in a pulsed mode. A variant of the five-beam electron gun with 0.25-mm-diameter cylindrical minicathodes in cells of a control grid is proposed that provides a current density of 85.5 A/cm2 at a grid potential of 900–1000 V.
Об авторах
A. Burtsev
ALMAZ Research and Production Enterprise
Автор, ответственный за переписку.
Email: antbourtsew@gmail.com
Россия, Saratov, 410033
Yu. Grigor’ev
ALMAZ Research and Production Enterprise
Email: antbourtsew@gmail.com
Россия, Saratov, 410033
I. Navrotsky
ALMAZ Research and Production Enterprise
Email: antbourtsew@gmail.com
Россия, Saratov, 410033
V. Rogovin
ALMAZ Research and Production Enterprise
Email: antbourtsew@gmail.com
Россия, Saratov, 410033
G. Sakhadzhi
ALMAZ Research and Production Enterprise
Email: antbourtsew@gmail.com
Россия, Saratov, 410033
K. Shumikhin
ALMAZ Research and Production Enterprise
Email: antbourtsew@gmail.com
Россия, Saratov, 410033