Abstract
The results of searches for the process \(e^{+}e^{-}\to\eta^{\prime}\gamma\) in an experiment with the SND detector at the VEPP-2000 electron–positron collider are presented. The data used in these searches and based on an integrated luminosity of about 87 pb\({}^{-1}\) were accumulated at c.m. energies \(\sqrt{s}\) between 1.15 and 2 GeV. The upper limits of \(\sigma_{\eta^{\prime}\gamma}<28\) pb for \(1.15<\sqrt{s}<1.39\) GeV and \(\sigma_{\eta^{\prime}\gamma}<12\) pb for \(1.39<\sqrt{s}<2.00\) GeV were set at a 90\(\%\) confidence level.
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REFERENCES
P. Yu. Shatunov, D. E. Berkaev, Yu. M. Zharinov, I. M. Zemlyansky, A. S. Kasaev, A. N. Kyrpotin, I. A. Koop, A. P. Lysenko, A. V. Otboev, E. A. Perevedentsev, V. P. Prosvetov, Yu. A. Rogovsky, A. L. Romanov, A. I. Senchenko, A. N. Skrinsky, Yu. M. Shatunov, and D. B. Shwartz, Phys. Part. Nucl. Lett. 13, 995 (2016).
Particle Data Group (M. Tanabashi et al.), Phys. Rev. D 98, 030001 (2018).
CLEO Collab. (T. K. Pedlar et al.), Phys. Rev. D 79, 111101 (2009).
BABAR Collab. (B. Aubert et al.), Phys. Rev. D 74, 012002 (2006).
SND Collab. (M. N. Achasov et al.), Phys. Rev. D 98, 112001 (2018).
SND Collab. (M. N. Achasov et al.), Phys. Rev. D 90, 032002 (2014).
Th. Feldmann, P. Kroll, and B. Stech, Phys. Rev. D 58, 114006 (1998).
R. Escribano and J. Nadal, J. High Energy Phys. 0705, 006 (2007).
C. E. Thomas, J. High Energy Phys. 0710, 026 (2007).
M. N. Achasov, D. E. Berkaev, A. G. Bogdanchikov, D. A. Bukin, I. A. Koop, A. A. Korol S. V. Koshuba, D. P. Kovrizhin, A. V. Otboev, E. A. Perevedentsev, Yu. A. Rogovsky, A. L. Romanov, P. Yu. Shatunov, Yu. M. Shatunov, D. B. Shwartz, A. A. Valkovich, and I. M. Zemlyansky, Nucl. Instrum. Methods Phys. Res., Sect. A 598, 31 (2009);
V. M. Aulchenko, A. G. Bogdanchikov, A. A. Botov, A. D. Bukin, D. A. Bukin, T. V. Dimova, V. P. Druzhinin, P. V. Filatov, V. B. Golubev, A. G. Kharlamov, A. A. Korol, S. V. Koshuba, A. E. Obrazovsky, E. V. Pakhtusova, V. M. Popov, S. I. Serednyakov, et al., Nucl. Instrum. Methods Phys. Res., Sect. A 598, 102 (2009);
M. Yu. Barnyakov, K. I. Beloborodov, V. S. Bobrovnikov, A. R. Buzykaev, A. F. Danilyuk, V. B. Golubev, V. L. Kirillov, S. A. Kononov, E. A. Kravchenko, A. P. Onuchin, K. A. Martin, S. I. Serednyakov, and V. M. Vesenev, Nucl. Instrum. Methods Phys. Res., Sect. A 598, 163 (2009);
A. G. Bogdanchikov, A. A. Botov, D. A. Bukin, M. A. Bukin, E. A. Chekushkin, T. V. Dimova, V. P. Druzhinin, A. A. Korol, S. V. Koshuba, A. I. Tekutiev, and Yu. V. Usov, Nucl. Instrum. Methods Phys. Res., Sect. A 598, 340 (2009).
SND Collab. (M. N. Achasov et al.), Phys. Rev. D 88, 054013 (2013);
M. N. Achasov, A. Yu. Barnyakov, K. I. Beloborodov, A. V. Berdyugin, D. E. Berkaev, A. G. Bogdanchikov, A. A. Botov, T. V. Dimova, V. P. Druzhinin, V. B. Golubev, L. V. Kardapoltsev, A. S. Kasaev, A. G. Kharlamov, A. N. Kirpotin, D. P. Kovrizhin, I. A. Koop, et al., Phys. Rev. D 94, 112001 (2016).
E. A. Kuraev and V. S. Fadin, Sov. J. Nucl. Phys. 41, 466 (1985).
G. Bonneau and F. Martin, Nucl. Phys. B 27, 381 (1971).
M. N. Achasov, V. M. Aulchenko, A. Yu. Barnyakov, K. I. Beloborodov, A. V. Berdyugin, D. E. Berkaev, A. G. Bogdanchikov, A. A. Botov, T. V. Dimova, V. P. Druzhinin, V. B. Golubev, L. V. Kardapoltsev, A. G. Kharlamov, I. A. Koop, A. A. Korol, D. P. Kovrizhin, et al., Phys. Rev. D 94, 032010 (2016).
SND Collab. (M. N. Achasov et al.), Phys. Rev. D 76, 077101 (2007).
M. N. Achasov, A. Yu. Barnyakov, K. I. Beloborodov, A. V. Berdyugin, A. G. Bogdanchikov, A. A. Botov, T. V. Dimova, V. P. Druzhinin, V. B. Golubev, L. V. Kardapoltsev, A. G. Kharlamov, A. A. Korol, S. V. Koshuba, D. P. Kovrizhin, A. S. Kupich, R. A. Litvinov, et al., Phys. Rev. D 99, 112004 (2019).
CMD-2 Collab. (R. R. Akhmetshin et al.), Phys. Lett. B 489, 125 (2000).
BABAR Collab. (B. Aubert et al.), Phys. Rev. D 76, 092005 (2007).
BABAR Collab. (J. P. Lees et al.), Phys. Rev. D 89, 092002 (2014).
M. N. Achasov, V. M. Aulchenko, A. Yu. Barnyakov, K. I. Beloborodov, A. V. Berdyugin, D. E. Berkaev, A. G. Bogdanchikov, A. A. Botov, T. V. Dimova, V. P. Druzhinin, V. B. Golubev, L. V. Kardapoltsev, A. S. Kasaev, A. G. Kharlamov, A. N. Kirpotin, I. A. Koop, et al., Phys. Rev. D 97, 032011 (2018).
BaBar Collab. (J. P. Lees et al.), Phys. Rev. D 95, 052001 (2017).
R. Barlow, Comput. Phys. Commun. 149, 97 (2002).
ACKNOWLEDGMENTS
This work was performed on the basis of the VEPP-4–VEPP-2000 complex of accelerators of Novosibirsk State University.
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Achasov, M.N., Barnyakov, A.Y., Beloborodov, K.I. et al. Search for the Process \({e}^{+}{e}^{-}\to \eta^{\prime}\gamma\) with the SND Detector. Phys. Atom. Nuclei 83, 714–719 (2020). https://doi.org/10.1134/S106377882005004X
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DOI: https://doi.org/10.1134/S106377882005004X