Zobrazeno 1 - 10
of 59
pro vyhledávání: '"E N, Golovach"'
Autor:
B. S. Ishkhanov, R. W. Gothe, V. A. Klimenko, Volker D. Burkert, E. N. Golovach, Yu. A. Skorodumina, V. I. Mokeev, G. V. Fedotov, E. L. Isupov
Publikováno v:
Moscow University Physics Bulletin. 73:343-350
The integrated cross sections of the ep → eπ+n, ep → eπ0p, ep → eK+Λ, and ep → eK+Σ0 reactions are evaluated in the energy range of nucleon resonance excitation at photon virtualities Q2 from 5 to 12 GeV2. These exclusive channels will be
Autor:
Valery A. Klimenko, E. N. Golovach, B. S. Ishkhanov, E. L. Isupov, Anna A. Golubenko, V. V. Chesnokov
Publikováno v:
EPJ Web of Conferences, Vol 222, p 02003 (2019)
Exclusive single and double meson photo- and electroproduction reactions are the largest sources of information on the spectrum and structure of nucleon resonances. The excited states of the nucleon manifest as a complex interplay between the inner c
Autor:
Victor Mokeev, G. V. Fedotov, Volker D. Burkert, Iu. Skorodumina, E. N. Golovach, B. S. Ishkhanov, E. L. Isupov, R. W. Gothe
Publikováno v:
Moscow University Physics Bulletin. 70:429-447
Methods for extracting nucleon resonance parameters from experimental data are reviewed. The formalism for the description of exclusive reactions of meson photo- and electroproduction off nucleons is discussed. Recent experimental data on exclusive m
Autor:
R. W. Gothe, Victor Mokeev, E. L. Isupov, Yu. A. Skorodumina, G. V. Fedotov, B. S. Ishkhanov, E. N. Golovach
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 79:532-536
Preliminary results from analyzing π+π− pair electroproduction on a proton bound in a deuteron are presented. Procedures for considering the Fermi motion of the initial proton in the deuteron and assessing the effects of interaction in the final
Autor:
P. Roy, M. Guidal, V. Crede, S. Joosten, O. Pogorelko, Andrea Celentano, G. D. Smith, M. Holtrop, A. I. Ostrovidov, Paolo Rossi, Karl Slifer, D. G. Ireland, Andrew Puckett, R. A. Schumacher, Chaden Djalali, H. S. Jo, H. Jiang, Y. Ilieva, B. McKinnon, L. C. Smith, E. Munevar, I. Zonta, S. Strauch, Volker D. Burkert, A. S. Biselli, M. Osipenko, B. S. Ishkhanov, G. Ciullo, D. Keller, Nikolaos Sparveris, Taya Chetry, L. Colaneri, G. Khachatryan, Michael Paolone, P. Eugenio, M. Taiuti, S. Bültmann, Hyekoo Kang, L. El Fassi, P. Nadel-Turonski, H. Avakian, D. P. Watts, J. P. Ball, L. Clark, R. De Vita, A. Rizzo, M. Khandaker, D. G. Jenkins, X. Wei, M. Mirazita, A. Ni, S. Niccolai, L. Lanza, K. Hicks, R. W. Gothe, C. Salgado, M. J. Amaryan, N. Guler, A. Movsisyan, H. Egiyan, A. Filippi, G. Charles, Gerard Gilfoyle, I. I. Strakovsky, F. X. Girod, D. Adikaram, D. Sokhan, G. Murdoch, N. Markov, Seonho Choi, R. Paremuzyan, S. E. Kuhn, M. Battaglieri, K. Livingston, H. Voskanyan, E. Fanchini, K. L. Giovanetti, V. A. Drozdov, A. Deur, J. A. Fleming, J. P. Chen, E. Pasyuk, K. Kovacs, C. Gleason, G. E. Dodge, N. Gevorgyan, Larry Weinstein, C. Hanretty, W. Kim, W. J. Briscoe, F. Sabatié, E. De Sanctis, S. Pisano, S. K. Phillips, G. Niculescu, V. Batourine, S. Chandavar, N. A. Baltzell, R. Fersch, P. Bosted, E. Voutier, N. K. Walford, P. Lenisa, J. W. Price, P. Peng, L. Guo, M. Hattawy, I. Niculescu, G. Asryan, K. A. Griffioen, C. Munoz Camacho, I. Bedlinskiy, S. M. Hughes, E. N. Golovach, Victor Mokeev, P. L. Cole, N. Dashyan, K. Park, Iu. Skorodumina, R. Dupre, A. El Alaoui, I. Stankovic, R. A. Badui, I. J. D. MacGregor, M. Contalbrigo, Friedrich Klein, Brian Raue, Nicholas Zachariou, E. L. Isupov, G. V. Fedotov, N. Harrison, M. Ripani, L. A. Net, A. Kim, G. Rosner, N. Compton, Ye Tian, V. P. Kubarovsky, Annalisa D'Angelo, K. P. Adhikari, Z. Akbar, L. Elouadrhiri, S. Anefalos Pereira, Michael Wood, Y. G. Sharabian, Y. Ghandilyan, X. Zheng, J. Zhang, D. S. Carman, M. Ungaro, E. Long
Publikováno v:
Physical Review C. 94
We report measurements of target- and double-spin asymmetries for the exclusive channel $\vec e\vec p\to e\pi^+ (n)$ in the nucleon resonance region at Jefferson Lab using the CEBAF Large Acceptance Spectrometer (CLAS). These asymmetries were extract
Publikováno v:
KnE Energy. 3:410
The recent results on the photo- and electrocouplings extraction from the reaction of one- and two-pion photo- and electroproduction off protons in the resonances region are presented. The production of two charged pions is of particular importance f
Publikováno v:
Chinese Physics C. 33:1210-1215
Recent results on nucleon resonance studies in $\pi^{+}\pi^{-}p$ electro- production off protons with the CLAS detector are presented. The analysis of CLAS data allowed us to determine all essential contributing mechanisms, providing a credible separ
Autor:
G. V. Fedotov, V. V. Chesnokov, B. S. Ishkhanov, Victor Mokeev, M.E. Stepanov, E. N. Golovach
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 73:712-715
The contributions of exclusive π+n, π0p, and π−π+p channels to the inclusive structure function F 2(x, Q 2) are determined from the CLAS collaboration data analysis. Reliability of the CLAS data on the inclusive structure function and single-pi
Autor:
Nikolay Shvedunov, Volker D. Burkert, Latifa Elouadrhiri, G. V. Fedotov, E. N. Golovach, V. I. Mokeev, E. L. Isupov, B. S. Ishkhanov
Publikováno v:
Physics of Atomic Nuclei. 71:1309-1315
Acomprehensive set of differential cross sections for the reaction γνp → π−π+p at the square of the photon 4-momentum in the range 0.2 < Q2 < 0.6 GeV2 and the invariant mass of final-state hadrons in the range 1.3 < W < 1.6 GeV was first obta
Autor:
M. Anginolfi, M. Ripani, B. S. Ishkhanov, G. Ricco, E. N. Golovach, M. Taiuti, V. V. Sapunenko, M. Battaglieri, M. Osipenko, G. V. Fedotov, Victor Mokeev
Publikováno v:
Physics of Atomic Nuclei. 64:1292-1298
A phenomenological model is developed for describing the production of π + π − pairs on a proton by virtual photons in the energy region of nucleon-resonance excitation.The cross sections are calculated for the channels γp → π −Δ++, γp