Improvement in the properties of glassy-carbon field-emission cells in forming spikes with a high aspect ratio via laser milling
- Authors: Shesterkin V.I.1, Sokolova T.N.2, Morev S.P.3,4, Bessonov D.A.2, Surmenko E.L.2, Darmaev A.N.3, Komarov D.A.3,4, Murav’ev E.K.3, Shalaev P.D.1, Shumikhin K.V.1
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Affiliations:
- AO NPP Almaz
- Gagarin State Technical University of Saratov
- AO NPP Torii
- Moscow Institute of Engineering Physics (National Research Nuclear University)
- Issue: Vol 61, No 9 (2016)
- Pages: 1044-1051
- Section: Electron and Ion Emission
- URL: https://journals.rcsi.science/1064-2269/article/view/197333
- DOI: https://doi.org/10.1134/S1064226916090114
- ID: 197333
Cite item
Abstract
Various opportunities to improve the quality with which an electron flow is formed by cathode arrays comprising multilayer planar structures with the vertical arrangement of autoemitters are investigated with the help of numerical simulation. It is demonstrated that field-emission cells with glassy carbon emitters shaped as smooth needles with aspect ratios of several hundreds and cathode arrays on their basis can be obtained using the efficient technology of microsized milling by laser radiation with nanosecond pulses. Field-emission cells with a vertically oriented ring blade-shaped emitter and emitters created by single spikes located on a circumference are comparatively analyzed.
About the authors
V. I. Shesterkin
AO NPP Almaz
Author for correspondence.
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Panfilova 1, Saratov, 410033
T. N. Sokolova
Gagarin State Technical University of Saratov
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Politekhnicheskaya 77, Saratov, 410054
S. P. Morev
AO NPP Torii; Moscow Institute of Engineering Physics (National Research Nuclear University)
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Obrucheva 52, Moscow, 117393; Kashirckoe sh. 31, Moscow, 115409
D. A. Bessonov
Gagarin State Technical University of Saratov
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Politekhnicheskaya 77, Saratov, 410054
E. L. Surmenko
Gagarin State Technical University of Saratov
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Politekhnicheskaya 77, Saratov, 410054
A. N. Darmaev
AO NPP Torii
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Obrucheva 52, Moscow, 117393
D. A. Komarov
AO NPP Torii; Moscow Institute of Engineering Physics (National Research Nuclear University)
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Obrucheva 52, Moscow, 117393; Kashirckoe sh. 31, Moscow, 115409
E. K. Murav’ev
AO NPP Torii
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Obrucheva 52, Moscow, 117393
P. D. Shalaev
AO NPP Almaz
Email: npptoriy@mtu-net.ru
Russian Federation, ul. Panfilova 1, Saratov, 410033
K. V. Shumikhin
Email: npptoriy@mtu-net.ru