Zobrazeno 1 - 10
of 118
pro vyhledávání: '"I A Koop"'
Autor:
SND Collaboration, M. N. Achasov, A. Yu. Barnyakov, K. I. Beloborodov, A. V. Berdyugin, D. E. Berkaev, A. G. Bogdanchikov, A. A. Botov, G. S. Chizhik, T. V. Dimova, V. P. Druzhinin, L. V. Kardapoltsev, A. G. Kharlamov, V. A. Kladov, I. A. Koop, A. A. Korol, D. P. Kovrizhin, A. S. Kupich, A. P. Lysenko, N. A. Melnikova, N. Yu. Muchnoi, A. E. Obrazovsky, E. V. Pakhtusova, E. A. Perevedentsev, K. V. Pugachev, S. I. Serednyakov, Z. K. Silagadze, P. Yu. Shatunov, Yu. M. Shatunov, D. A. Shtol, D. B. Shwartz, I. K. Surin, Yu. V. Usov, I. M. Zemlyansky, V. N. Zhabin, V. V. Zhulanov
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 82, Iss 8, Pp 1-13 (2022)
Abstract The process $$e^+e^-\rightarrow n{\bar{n}}$$ e + e - → n n ¯ is studied in the experiment at the VEPP-2000 $$e^+e^-$$ e + e - collider with the SND detector. The technique of the time measurements in the multichannel NaI(Tl) electromagnet
Externí odkaz:
https://doaj.org/article/d3f72f54a64e483788341a46e7679179
Autor:
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, A. N. Kirpotin, L. V. Kardapoltsev, A. S. Kasaev, A. G. Kharlamov, I. A. Koop, A. A. Korol, D. P. Kovrizhin, A. S. Kupich, K. A. Martin, N. A. Melnikova, N. Yu. Muchnoy, A. E. Obrazovsky, E. V. Pakhtusova, K. V. Pugachev, D. V. Rabusov, Yu. A. Rogovsky, A. I. Senchenko, S. I. Serednyakov, D. N. Shatilov, Yu. M. Shatunov, D. A. Shtol, D. B. Shwartz, Z. K. Silagadze, I. K. Surin, M. V. Timoshenko, Yu. V. Usov, V. N. Zhabin, V. V. Zhulanov, SND Collaboration
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 82, Iss 2, Pp 1-8 (2022)
Abstract The process $$e^+e^-\rightarrow \eta \eta \gamma $$ e + e - → η η γ is studied in the center-of-mass energy range 1.17–2.00 GeV using data with an integrated luminosity of 201 pb $$^{-1}$$ - 1 collected by the SND detector at the VEPP
Externí odkaz:
https://doaj.org/article/7d50d6788d1b48589cb2fd8a9caf0b57
Autor:
SND collaboration, M. N. Achasov, A. A. Baykov, 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, A. S. Kupich, A. P. Lysenko, K. A. Martin, N. A. Melnikova, N. Yu. Muchnoi, A. E. Obrazovsky, E. V. Pakhtusova, E. A. Perevedentsev, K. V. Pugachev, Y. S. Savchenko, S. I. Serednyakov, Z. K. Silagadze, P. Yu. Shatunov, Yu. M. Shatunov, D. A. Shtol, D. B. Shwartz, I. K. Surin, Yu. V. Usov, I. M. Zemlyansky, V. N. Zhabin
Publikováno v:
Journal of High Energy Physics, Vol 2021, Iss 1, Pp 1-24 (2021)
Abstract The cross section of the process e + e − → π + π − has been measured in the Spherical Neutral Detector (SND) experiment at the VEPP-2000 e + e − collider VEPP-2000 in the energy region 525 < s $$ \sqrt{s} $$ < 883 MeV. The measurem
Externí odkaz:
https://doaj.org/article/da4d76e6d1fa472b9eedb1bdbcacde55
Autor:
M. N. Achasov, A. Yu. Barnyakov, A. A. Baykov, K. I. Beloborodov, A. V. Berdyugin, D. E. Berkaev, A. G. Bogdanchikov, A. A. Botov, T. V. Dimova, V. P. Druzhinin, V. B. Golubev, A. N. Kirpotin, L. V. Kardapoltsev, A. S. Kasaev, A. G. Kharlamov, I. A. Koop, A. A. Korol, D. P. Kovrizhin, A. S. Kupich, K. A. Martin, N. A. Melnikova, N. Yu. Muchnoy, A. E. Obrazovsky, E. V. Pakhtusova, K. V. Pugachev, D. V. Rabusov, Yu. A. Rogovsky, Y. S. Savchenko, A. I. Senchenko, S. I. Serednyakov, D. N. Shatilov, Yu. M. Shatunov, D. A. Shtol, D. B. Shwartz, Z. K. Silagadze, I. K. Surin, M. V. Timoshenko, Yu. V. Usov, V. N. Zhabin, V. V. Zhulanov
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 80, Iss 11, Pp 1-10 (2020)
Abstract The process $$e^+e^-\rightarrow \eta \pi ^0\gamma $$ e + e - → η π 0 γ is studied in the center-of-mass energy range 1.05–2.00 GeV using data with an integrated luminosity of 94.5 $$\hbox {pb}^{-1}$$ pb - 1 collected by the SND detect
Externí odkaz:
https://doaj.org/article/04650d1aad2f45038613b66c0a6e3d96
Autor:
M. N. Achasov, A. Yu. Barnyakov, A. A. Baykov, K. I. Beloborodov, A. V. Berdyugin, D. E. Berkaev, A. G. Bogdanchikov, A. A. Botov, T. V. Dimova, V. P. Druzhinin, V. B. Golubev, A. N. Kirpotin, L. V. Kardapoltsev, A. S. Kasaev, A. G. Kharlamov, I. A. Koop, A. A. Korol, D. P. Kovrizhin, A. S. Kupich, K. A. Martin, N. A. Melnikova, N. Yu. Muchnoy, A. E. Obrazovsky, E. V. Pakhtusova, K. V. Pugachev, D. V. Rabusov, Yu. A. Rogovsky, Y. S. Savchenko, A. I. Senchenko, S. I. Serednyakov, D. N. Shatilov, Yu. M. Shatunov, D. A. Shtol, D. B. Shwartz, Z. K. Silagadze, I. K. Surin, M. V. Timoshenko, Yu. V. Usov, V. N. Zhabin, V. V. Zhulanov
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 80, Iss 10, Pp 1-9 (2020)
Abstract The dynamics of the process $$ e^+e^- \rightarrow \pi ^+\pi ^-\pi ^0 $$ e + e - → π + π - π 0 is studied in the energy region from 1.15 to 2.00 GeV using data accumulated with the SND detector at the VEPP-2000 $$e^+e^-$$ e + e - collide
Externí odkaz:
https://doaj.org/article/5f7f0cc5ead84a2a8aaa92c5313b1ba3
Autor:
CMD-3 collaboration, S. S. Gribanov, A. S. Popov, R. R. Akhmetshin, A. N. Amirkhanov, A. V. Anisenkov, V. M. Aulchenko, V. Sh. Banzarov, N. S. Bashtovoy, D. E. Berkaev, A. E. Bondar, A. V. Bragin, S. I. Eidelman, D. A. Epifanov, L. B. Epshteyn, A. L. Erofeev, G. V. Fedotovich, S. E. Gayazov, F. J. Grancagnolo, A. A. Grebenuk, D. N. Grigoriev, F. V. Ignatov, V. L. Ivanov, S. V. Karpov, V. F. Kazanin, A. N. Kirpotin, I. A. Koop, A. A. Korobov, O. A. Kovalenko, A. N. Kozyrev, E. A. Kozyrev, P. P. Krokovny, A. E. Kuzmenko, A. S. Kuzmin, I. B. Logashenko, P. A. Lukin, K. Yu. Mikhailov, V. S. Okhapkin, A. V. Otboev, Yu. N. Pestov, G. P. Razuvaev, Yu. A. Rogovsky, A. A. Ruban, N. M. Ryskulov, A. E. Ryzhenenkov, A. V. Semenov, A. I. Senchenko, Yu. M. Shatunov, P. Yu. Shatunov, V. E. Shebalin, D. N. Shemyakin, B. A. Shwartz, D. B. Shwartz, A. L. Sibidanov, E. P. Solodov, V. M. Titov, A. A. Talyshev, S. S. Tolmachev, A. I. Vorobiov, I. M. Zemlyansky, Yu. V. Yudin
Publikováno v:
Journal of High Energy Physics, Vol 2020, Iss 1, Pp 1-24 (2020)
Abstract The cross section of the process e + e − → ηπ + π − is measured using the data collected with the CMD-3 detector at the VEPP-2000 collider in the center-of-mass energy range from 1.1 to 2.0 GeV. The decay mode η → γγ is used fo
Externí odkaz:
https://doaj.org/article/49292a13193044389044537ec6a08003
Publikováno v:
SciPost Physics Proceedings, Iss 1, p 034 (2019)
Precise study of the hadrons production in $e^+e^-$ annihilation at low energies provides important information about interactions of light quarks and spectroscopy of their bound states. These studies are especially important for theoretical calculat
Externí odkaz:
https://doaj.org/article/99374fb5cebc4fbbb26ff61db737a3f3
Autor:
K. A. Martin, A. S. Kupich, V. B. Golubev, Maxim Timoshenko, A. E. Obrazovskiy, A.Yu. Barnyakov, Aleksandr Korol, A. V. Berdyugin, V. N. Zhabin, A. A. Botov, D.E. Berkaev, L. V. Kardapoltsev, Konstantin Beloborodov, Alexander Bogdanchikov, M. N. Achasov, A. V. Otboyev, N. Yu. Muchnoi, Y. S. Savchenko, Yu. A. Rogovsky, I. A. Koop, Y. Usov, A. N. Kyrpotin, I. K. Surin, Yu. M. Shatunov, A. I. Senchenko, Alexey Kharlamov, E. V. Pakhtusova, D. P. Kovrizhin, D. B. Shwartz, K. V. Pugachev, Z. K. Silagadze, V. P. Druzhinin, Dmitry Shtol, S. I. Serednyakov, A.S. Kasaev, N. A. Melnikova, T. V. Dimova
Publikováno v:
Physics of Atomic Nuclei. 83:714-719
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
Autor:
E.A. Perevedentsev, Maxim Timoshenko, Yu. M. Shatunov, A. P. Lysenko, A.S. Kasaev, Yu. M. Zharinov, Oleg Meshkov, P. Yu. Shatunov, G. V. Karpov, Ilya Zemlyansky, Yu. A. Rogovsky, Dmitry Shatilov, V. M. Borin, Vasiliy Prosvetov, D. B. Schwartz, A. N. Kirpotin, A. I. Senchenko, I. A. Koop
Publikováno v:
Physics of Particles and Nuclei Letters. 17:419-424
VEPP-2000 is the only electron–positron collider with round beams. This factor enables one to increase the beam–beam effect limit. During the 2018–2019 season, the experimental program was focused on the energy range of 550–990 MeV per beam.
Autor:
A. I. Milstein, P. Yu. Shatunov, A. S. Popov, Nikolai N. Nikolaev, Yu. M. Shatunov, I. A. Koop, S.G. Salnikov
Publikováno v:
Physics of Particles and Nuclei Letters. 17:154-159
Possible approaches to experimentally detecting P-parity violation in polarized proton or deuteron interactions with an unpolarized target are discussed. Within the first approach, a polarized proton or deuteron beam is scattered on a thick internal