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Pis'ma v Zhurnal Èksperimental'noi i Teoreticheskoi Fiziki, 2016, Volume 104, Issue 1, Pages 9–12 DOI: https://doi.org/10.7868/S0370274X16130038
(Mi jetpl4999)
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This article is cited in 18 scientific papers (total in 18 papers)
FIELDS, PARTICLES, AND NUCLEI
Focusing crystal device for deflecting a divergent 50-GeV proton beam
A. G. Afonin, G. I. Britvich, A. P. Bugorskii, M. K. Bulgakov, A. A. Durum, M. Yu. Kostin, A. V. Lutchev, V. A. Maisheev, Yu. E. Sandomirskii, V. I. Pitalev, I. V. Poluektov, Yu. A. Chesnokov, P. N. Chirkov, A. A. Yanovich Institute for High Energy Physics, National Research Centre Kurchatov Institute, Protvino, Moscow region, Russia
DOI:
https://doi.org/10.7868/S0370274X16130038
Abstract:
At large accelerators, bent crystals are employed to deflect weakly divergent proton beams at the stages of extraction and collimation. We demonstrate that a divergent particle beam may be efficiently deflected using a crystal with a focusing edge. A proton beam with divergence near 1 mrad, which exceeds the Lindhard angle by a factor of 30, has been experimentally deflected by 1.8 mrad with efficiency near 15%. The proposed focusing crystal may serve as an element of a novel optical system for secondary-particle beams in the TeV energy region.
Received: 17.05.2016 Revised: 02.06.2016
Citation:
A. G. Afonin, G. I. Britvich, A. P. Bugorskii, M. K. Bulgakov, A. A. Durum, M. Yu. Kostin, A. V. Lutchev, V. A. Maisheev, Yu. E. Sandomirskii, V. I. Pitalev, I. V. Poluektov, Yu. A. Chesnokov, P. N. Chirkov, A. A. Yanovich, “Focusing crystal device for deflecting a divergent 50-GeV proton beam”, Pis'ma v Zh. Èksper. Teoret. Fiz., 104:1 (2016), 9–12; JETP Letters, 104:1 (2016), 12–14
Linking options:
https://www.mathnet.ru/eng/jetpl4999 https://www.mathnet.ru/eng/jetpl/v104/i1/p9
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