1. Tunka-133: Results of 3 year operation
- Author
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V.V. Prosin, S.F. Berezhnev, N.M. Budnev, A. Chiavassa, O.A. Chvalaev, O.A. Gress, A.N. Dyachok, S.N. Epimakhov, N.I. Karpov, N.N. Kalmykov, E.N. Konstantinov, A.V. Korobchenko, E.E. Korosteleva, V.A. Kozhin, L.A. Kuzmichev, B.K. Lubsandorzhiev, N.B. Lubsandorzhiev, R.R. Mirgazov, M.I. Panasyuk, L.V. Pan'kov, E.G. Popova, V.S. Ptuskin, Yu.A. Semeney, A.A. Silaev, A.V. Skurikhin, C. Spiering, L.G. Sveshnikova, I.V. Yashin, and A.V. Zagorodnikov
- Subjects
Physics ,Nuclear and High Energy Physics ,Astrophysics::High Energy Astrophysical Phenomena ,Cosmic ray ,Astrophysics ,Mass composition ,Electromagnetic radiation ,Spectral line ,Computational physics ,Data acquisition ,Range (statistics) ,ddc:530 ,Instrumentation ,Energy (signal processing) ,Cherenkov radiation - Abstract
The EAS Cherenkov light array Tunka-133, with ~3 km2 geometric area, is taking data since 2009. The array permits a detailed study of cosmic ray energy spectrum and mass composition in the PeV energy range. After a short description of the methods of EAS parameter reconstruction, we present the all-particle energy spectrum and results of studying CR composition, based on 3 seasons of array operation. In the last part of the paper, we discuss possible interpretations of the obtained results.
- Published
- 2014
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