Abstract
Extensive air showers with energy above 4×1019 eV that were detected at the Yakutsk array from 1974 to 2001 are analyzed. The directions of their arrival are found to correlate with pulsars located in the direction of the Orion Arm of the Galaxy. The origin of cosmic rays is discussed.
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References
V. S. Berezinsky, M. Kachelriess, and A. Vilenkin, Phys. Rev. Lett. 79, 4302 (1997).
P. Tinyakov and I. Tkachev, J. Phys. Cosm. Jpn. 70, 58 (2001).
A. V. Uryson, Pis’ma Zh. Éksp. Teor. Fiz. 64, 71 (1996) [JETP Lett. 64, 77 (1996)].
J. Rachen, T. Stanev, and P. Biermann, Astron. Astrophys. 273, 377 (1993).
N. Sakaki, M. Chikawab, and M. Fukushima, in Proceedings of 27th International Cosmic Rays Conference (Hamburg, 2001), Vol. 1, p. 333.
K. Greisen, Phys. Rev. Lett. 16, 748 (1966).
G. T. Zatsepin and V. A. Kuzmin, Pis’ma Zh. Éksp. Teor. Fiz. 4, 144 (1966) [JETP Lett. 4, 99 (1966)].
J. N. Taylor, R. N. Manchester, and A. G. Lyne, Astrophys. J., Suppl. 88, 529 (1993).
N. N. Efimov, A. A. Mikhailov, and M. I. Pravdin, in Proceedings of 18th International Cosmic Rays Conference (Bangalore, 1983), Vol. 2, p. 149.
L. A. Anchordoqui, M. T. Dova, T. P. McCauley, et al., Nucl. Phys. B (Proc. Suppl.) 97, 203 (2001).
V. S. Berezinsky, S. I. Grigoryeva, A. A. Mikhailov, et al., in Proceedings of International Symposium on Astrophysical Aspects of the Most Energetic Cosmic Rays (World Sci., Singapore, 1990), p. 134.
V. N. Zirakashvili, D. N. Pochepkin, V. S. Ptuskin, and S. I. Rogovaya, Izv. Ross. Akad. Nauk, Ser. Fiz. 59, 153 (1995).
M. Nagano and A. A. Watson, Rev. Mod. Phys. 72, 689 (2000).
A. D. Erlykin, A. A. Mikhailov, and A. W. Wolfendale, J. Phys. G: Nucl. Part. Phys. 28, 2225 (2002).
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Translated from Pis’ma v Zhurnal Éksperimental’no\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \) i Teoretichesko\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \) Fiziki, Vol. 77, No. 4, 2003, pp. 181–183.
Original Russian Text Copyright © 2003 by Mikha\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \)lov.