Zobrazeno 1 - 10
of 40
pro vyhledávání: '"V. V. Vikhrov"'
Autor:
L. Shchipunov, Genady Gavrilov, Salvatore Frullani, V. V. Vikhrov, D. Veretennikov, O. V. Miklukho, S. L. Belostotski
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 591:353-366
The experience of the extension of the proportional chambers lifetime at the HERMES (DESY) experiment is presented. A non-invasive technique against the aging process while continuously operating the detectors in the gap of the HERMES spectrometer ma
Autor:
S. L. Belostotski, A. N. Prokofiev, D. A. Prokofiev, A. Yu. Kisselev, Hiroyuki Takeda, Harutaka Sakaguchi, V. A. Andreev, V. V. Vikhrov, O. V. Miklukho, Yu. M. Sanjiev, V. V. Sulimov, O. Ya. Fedorov, Y. Yasuda, Tomotsugu Wakasa, A. A. Zhdanov, Hisataka Yoshida, Yukihiko Kitamura, M. N. Andronenko, S. I. Trush, Yu. G. Naryshkin, Tetsuo Noro, Kichiji Hatanaka, M. A. Kopytin, A. A. Izotov, E. Obayashi, A. A. Jgoun, O. G. Grebenyuk, A. V. Shvedchikov, O. A. Domchenkov, Junichiro Kamiya, G. M. Amalsky
Publikováno v:
Czechoslovak Journal of Physics. 52:C293-C300
We report on experimental investigation of the (p, 2p) reactions on nuclei 6Li, 7Li, 12C and 40Ca. In this experiment, polarizations of the secondary protons from the (p, 2p) reactions are measured using 1 GeV proton beam of the PNPI synchrocyclotron
Autor:
G. M. Urciuoli, O. V. Miklukho, Salvatore Frullani, A Kisselev, V Trophimov, O Grebenjuk, Yu Naryshkin, A Vassiliev, A Krivchitch, E. Cisbani, Maurizio Lucentini, V Razmyslovich, E Ivanov, V. V. Vikhrov, M. Gricia, Franco Garibaldi, Fabio Santavenere, A Andreev, S. Colilli, V. Maleev, Fausto Giuliani, M. Iodice, S Kozlov, Genady Gavrilov, S. L. Belostotski, S. Patrichev
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 465:482-497
The multiwire proportional chambers of the HERMES spectrometer are described. Each chamber consists of a series anode–cathode planes which measure position along axes at � 308; 08, and þ308 relative to horizontal. The anode wire spacing is 2 mm,
Autor:
O. G. Grebenyuk, D. A. Prokofiev, A. A. Izotov, O. Ya. Fedorov, A. A. Zhdanov, Vladimir Nelyubin, Yu.G. Naryskin, O. V. Miklukho, A. A. Jgoun, S. L. Belostotski, A. Yu. Kisselev, A. N. Prokofiev, Yu. A. Scheglov, A. V. Shvedchikov, V. V. Vikhrov, Yu.V. Elkin, M. P. Levchenko, N.P. Aleshin
Publikováno v:
Nuclear Physics A. 683:145-156
Polarizations of the secondary protons from the (p, 2p) reactions on 7 Li nucleus at 1 GeV of the initial proton energy have been measured in a kinematically complete experiment. Two final protons from the reaction were detected in coincidence by mea
Autor:
V.N. Matafonov, C. E. Allgower, H. M. Spinka, J.-L. Sans, I.L. Pisarev, M. Combet, Z. Janout, R.A. Kunne, Ph. Demierre, A. de Lesquen, G. Durand, D. Grosnick, M. Beddo, J. Bystrický, D. Rapin, J. Ball, D. Lopiano, T.E. Kasprzyk, R. Hess, A. N. Prokofiev, A.A. Popov, A. A. Zhdanov, B. Vuaridel, V. V. Vikhrov, Yu. A. Usov, B.A. Khachaturov, J.M. Fontaine, V.A. Kalinnikov, F. Lehar
Publikováno v:
The European Physical Journal C. 11:51-67
A polarized proton beam extracted from SATURNE II, the Saclay polarized target with $^6$ Li compounds, and a $\mathrm{CH}_2$ target were used to measure elastic and quasi-elastic pp spin-dependent observables in the angular region $60^{\circ} < \thet
Autor:
V.A. Kalinnikov, V. Ghazikhanian, Yu.M. Kazarinov, D. Rapin, Z. Janout, J.-L. Sans, F. Lehar, B. Vuaridel, J. Ball, P.-A. Chamouard, A. Boutefnouchet, D. Grosnick, A. de Lesquen, R.A. Kunne, C. E. Allgower, C. A. Whitten, A.A. Popov, I.L. Pisarev, A. N. Prokofiev, L.S. Barabash, Ph. Demierre, M. Beddo, Y. Bedfer, B.A. Khachaturov, V.N. Matafonov, Yu. A. Usov, V. V. Vikhrov, R. Hess, M. de Mali, H. M. Spinka, J. Bystrický, J.M. Fontaine, T.E. Kasprzyk, C. Lechanoine-Leluc, D. Lopiano, A. A. Zhdanov
Publikováno v:
The European Physical Journal C. 5:453-460
A polarized proton beam extracted from SATURNE II and the Saclay polarized proton target were used to measure the rescattering observables $K_{onno}$ and $D_{onon}$ at 26 energies from 1.94 to 2.80 GeV and at 0.80 GeV. The beam and target polarizatio
Autor:
Yu. A. Usov, Y. Bedfer, V. Ghazikhanian, R. Hess, D. Lopiano, H. M. Spinka, A. Teglia, J. Ball, A. N. Prokofiev, P.-A. Chamouard, F. Lehar, I.L. Oisarev, M. Beddo, A. A. Zhdanov, V.N. Matafonov, V. V. Vikhrov, C. E. Allgower, A. Boutefnouchet, Z. Janout, Ph. Demierre, V.A. Kalinnikov, B. Vuaridel, J. Bystricky, A. de Lesquen, D. Rapin, T.E. Kasprzyk, C. A. Whitten, B.A. Khachaturov, J.M. Fontaine, D. Grosnick, J.-L. Sans, R.A. Kunne, A.A. Popov
Publikováno v:
Nuclear Physics A. 637:231-242
A polarized proton beam extracted from SATURNE II was scattered on an unpolarized CH2 target. The angular distribution of the beam analyzing power Aoono was measured at large angles from 1.98 to 2.8 GeV and at 0.80 GeV nominal beam kinetic energy. Th
Autor:
R. Hess, F. Lehar, D. Rapin, Yu.M. Kazarinov, J.-L. Sans, C.A. Whitten, C. E. Allgower, Z. Janout, B.A. Khachaturov, J.M. Fontaine, A. N. Prokofiev, L.S. Barabash, R.A. Kunne, T.E. Kasprzyk, Philippe Demierre, V. V. Vikhrov, D. Grosnick, H. M. Spinka, I.L. Pisarev, V. Ghazikhanian, J. Bystricky, M. Beddo, B. Vuaridel, Y. Bedfer, Yu. A. Usov, S. Trentalange, D. Lopiano, A.A. Popov, A. A. Zhdanov, A. Boutefnouchet, A. de Lesquen, V.A. Kalinnikov, M. de Mali, V.M. Matafonov, J. Ball
Publikováno v:
The European Physical Journal C. 1:131-138
A polarized proton beam extracted from SATURNE II and the Saclay polarized proton target were used to determine the spin correlation parameter Aoosk and the rescattering observablesKos″ so; Dos″ok, Nos″sn, andNonsk at 1.80 and 2.10 GeV. The bea
Tensor analyzing power T20 in backward elastic dp scattering and breakup at 0° between 3.5–6.5 GeV/c
Autor:
V. A. Punjabi, N.M. Piskunov, L. Vizireva, S. Nedev, A.I. Syamtomov, E. A. Strokovsky, E.V. Chernykh, S.A. Zaporozhets, I.M. Sitnik, C. F. Perdrisat, V. P. Ladygin, L. Penchev, G.D. Stoletov, V. V. Vikhrov, Alexander Kobushkin, L.S. Azhgirey
Publikováno v:
Physics Letters B. 391:22-28
The tensor analyzing power T20 for the p(d,pd) and p(d,p)pn reactions θcmp = 180° have been measured at incident deuteron momenta from 3.5 to 6.5 GeV/c. For both reactions T20 remains negative up to internal momentum k ⋍ 0.85 GeV/c and show a ric
Autor:
Alain Boudard, M. Boivin, W. T. H. van Oers, S. Belostotsky, I.M. Sitnik, S. K. Nanda, J. Oh, E. A. Strokovsky, R. Beurtey, V. P. Ladygin, N.M. Piskunov, N.E. Cheung, W. W. Jacobs, R. Abegg, L. Penchev, E. Warde, E. Tomasi-Gustafsson, F. Plouin, R. Frascaria, C. F. Perdrisat, B. Johnson, V. V. Vikhrov, V. A. Punjabi, C. Lippert, J. Yonnet, K. Beard, R. Siebert
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 363:561-567
We report a new calibration of the polarimeter POMME for energies between 1.05 and 2.40 GeV using polarized proton beams at the Laboratoire National Saturne. A 16 parameter and a new 14 parameter empirical formula have been used to fit both the angul