Zobrazeno 1 - 10
of 147
pro vyhledávání: '"S.N. Prakhov"'
Autor:
M. Bashkanov, D.P. Watts, S. Kay, S. Abt, P. Achenbach, P. Adlarson, F. Afzal, Z. Ahmed, C.S. Akondi, J.R.M. Annand, H.J. Arends, R. Beck, M. Biroth, N. Borisov, A. Braghieri, W.J. Briscoe, F. Cividini, C. Collicott, S. Costanza, A. Denig, E.J. Downie, P. Drexler, S. Fegan, A. Fix, S. Gardner, D. Ghosal, D.I. Glazier, I. Gorodnov, W. Gradl, M. Günther, D. Gurevich, L. Heijkenskjöld, D. Hornidge, G.M. Huber, A. Käser, V.L. Kashevarov, M. Korolija, B. Krusche, A. Lazarev, K. Livingston, S. Lutterer, I.J.D. MacGregor, D.M. Manley, P.P. Martel, R. Miskimen, E. Mornacchi, C. Mullen, A. Neganov, A. Neiser, M. Ostrick, P.B. Otte, D. Paudyal, P. Pedroni, A. Powell, S.N. Prakhov, V. Sokhoyan, K. Spieker, O. Steffen, I.I. Strakovsky, T. Strub, I. Supek, A. Thiel, M. Thiel, A. Thomas, Yu.A. Usov, S. Wagner, J. Wettig, M. Wolfes, N. Zachariou
Publikováno v:
Physics Letters B, Vol 844, Iss , Pp 138080- (2023)
A first measurement of the polarisation transfer from a circularly-polarised photon to the final state neutron (Cx′n) in deuterium photodisintegration has been carried out. This quantity is determined over the photon energy range 370 – 700 MeV an
Externí odkaz:
https://doaj.org/article/1410c5b2cbb44c73a716e49cd305a03b
Autor:
M. Bashkanov, S. Kay, D.P. Watts, C. Mullen, S. Abt, P. Achenbach, P. Adlarson, F. Afzal, Z. Ahmed, C.S. Akondi, J.R.M. Annand, H.J. Arends, R. Beck, M. Biroth, N. Borisov, A. Braghieri, W.J. Briscoe, F. Cividini, C. Collicott, S. Costanza, A. Denig, E.J. Downie, P. Drexler, S. Garni, D.I. Glazier, I. Gorodnov, W. Gradl, M. Günther, D. Gurevich, L. Heijkenskjöld, D. Hornidge, G.M. Huber, A. Käser, V.L. Kashevarov, M. Korolija, B. Krusche, A. Lazarev, K. Livingston, S. Lutterer, I.J.D. MacGregor, R. Macrae, D.M. Manley, P.P. Martel, R. Miskimen, E. Mornacchi, A. Neganov, A. Neiser, M. Ostrick, P.B. Otte, D. Paudyal, P. Pedroni, A. Powell, S.N. Prakhov, G. Ron, T. Rostomyan, A. Sarty, C. Sfienti, V. Sokhoyan, K. Spieker, O. Steffen, I.I. Strakovsky, T. Strub, I. Supek, A. Thiel, M. Thiel, A. Thomas, Yu.A. Usov, S. Wagner, N.K. Walford, D. Werthmüller, J. Wettig, M. Wolfes, L.A. Zana
Publikováno v:
Physics Letters B, Vol 789, Iss , Pp 7-12 (2019)
We report the first large-acceptance measurement of the beam–spin asymmetry for deuteron photodisintegration (γ→d→pn) in the photon energy range 420
Externí odkaz:
https://doaj.org/article/000510b58d5b4b80ba3999cb252d756b
Autor:
A. Käser, M. Dieterle, L. Witthauer, S. Abt, P. Achenbach, P. Adlarson, F. Afzal, Z. Ahmed, J. Ahrens, J.R.M. Annand, H.J. Arends, M. Bashkanov, R. Beck, M. Biroth, N.S. Borisov, A. Braghieri, W.J. Briscoe, F. Cividini, C. Collicott, S. Costanza, A. Denig, E.J. Downie, P. Drexler, A. Fix, S. Garni, D.I. Glazier, I. Gorodnov, W. Gradl, M. Günther, G.M. Gurevich, L. Heijkenskjöld, D. Hornidge, G.M. Huber, V.L. Kashevarov, S. Kay, I. Keshelashvili, R. Kondratiev, M. Korolija, B. Krusche, A.B. Lazarev, V. Lisin, K. Livingston, S. Lutterer, I.J.D. MacGregor, D.M. Manley, P.P. Martel, V. Metag, W. Meyer, R. Miskimen, E. Mornacchi, A. Mushkarenkov, A.B. Neganov, A. Neiser, M. Oberle, M. Ostrick, P.B. Otte, D. Paudyal, P. Pedroni, A. Polonski, S.N. Prakhov, G. Reicherz, G. Ron, T. Rostomyan, A. Sarty, C. Sfienti, V. Sokhoyan, K. Spieker, O. Steffen, I.I. Strakovsky, Th. Strub, I. Supek, A. Thiel, M. Thiel, A. Thomas, M. Unverzagt, Yu.A. Usov, S. Wagner, N.K. Walford, D.P. Watts, D. Werthmüller, J. Wettig, M. Wolfes, L. Zana
Publikováno v:
Physics Letters B, Vol 786, Iss , Pp 305-312 (2018)
The helicity-dependent cross sections for the photoproduction of π0η pairs have been measured for the first time. The experiment was performed at the tagged photon facility of the Mainz MAMI accelerator with the combined Crystal Ball – TAPS calor
Externí odkaz:
https://doaj.org/article/717f46d2ce69489da1dbd0fd88849f11
Autor:
M. Dieterle, L. Witthauer, F. Cividini, S. Abt, P. Achenbach, P. Adlarson, F. Afzal, Z. Ahmed, C.S. Akondi, J.R.M. Annand, H.J. Arends, M. Bashkanov, R. Beck, M. Biroth, N.S. Borisov, A. Braghieri, W.J. Briscoe, S. Costanza, C. Collicott, A. Denig, E.J. Downie, P. Drexler, M.I. Ferretti-Bondy, S. Gardner, S. Garni, D.I. Glazier, D. Glowa, W. Gradl, M. Günther, G.M. Gurevich, D. Hamilton, D. Hornidge, G.M. Huber, A. Käser, V.L. Kashevarov, S. Kay, I. Keshelashvili, R. Kondratiev, M. Korolija, B. Krusche, A.B. Lazarev, J.M. Linturi, V. Lisin, K. Livingston, S. Lutterer, I.J.D. MacGregor, J. Mancell, D.M. Manley, P.P. Martel, V. Metag, W. Meyer, R. Miskimen, E. Mornacchi, A. Mushkarenkov, A.B. Neganov, A. Neiser, M. Oberle, M. Ostrick, P.B. Otte, D. Paudyal, P. Pedroni, A. Polonski, S.N. Prakhov, A. Rajabi, G. Reicherz, G. Ron, T. Rostomyan, A. Sarty, C. Sfienti, M.H. Sikora, V. Sokhoyan, K. Spieker, O. Steffen, I.I. Strakovsky, Th. Strub, I. Supek, A. Thiel, M. Thiel, A. Thomas, M. Unverzagt, Yu.A. Usov, S. Wagner, N.K. Walford, D.P. Watts, D. Werthmüller, J. Wettig, M. Wolfes, L. Zana
Publikováno v:
Physics Letters B, Vol 770, Iss C, Pp 523-531 (2017)
The double-polarization observable E and the helicity-dependent cross sections σ1/2 and σ3/2 have been measured for the first time for single π0 photoproduction from protons and neutrons bound in the deuteron at the electron accelerator facility M
Externí odkaz:
https://doaj.org/article/658711e257454f1784fe885a3f48fb73
Autor:
A. Käser, J. Ahrens, J.R.M. Annand, H.J. Arends, K. Bantawa, P.A. Bartolome, R. Beck, V. Bekrenev, H. Berghäuser, A. Braghieri, D. Branford, W.J. Briscoe, J. Brudvik, S. Cherepnya, S. Costanza, B. Demissie, M. Dieterle, E.J. Downie, P. Drexler, L.V. Fil'kov, A. Fix, D.I. Glazier, D. Hamilton, E. Heid, D. Hornidge, D. Howdle, G.M. Huber, O. Jahn, I. Jaegle, T.C. Jude, V.L. Kashevarov, I. Keshelashvili, R. Kondratiev, M. Korolija, S.P. Kruglov, B. Krusche, V. Lisin, K. Livingston, I.J.D. MacGregor, Y. Maghrbi, J. Mancell, D.M. Manley, Z. Marinides, J.C. McGeorge, E. McNicoll, D. Mekterovic, V. Metag, S. Micanovic, D.G. Middleton, A. Mushkarenkov, A. Nikolaev, R. Novotny, M. Oberle, M. Ostrick, P. Otte, B. Oussena, P. Pedroni, F. Pheron, A. Polonski, S.N. Prakhov, J. Robinson, G. Rosner, T. Rostomyan, S. Schumann, M.H. Sikora, D.I. Sober, A. Starostin, I. Supek, M. Thiel, A. Thomas, M. Unverzagt, D.P. Watts, D. Werthmüller, L. Witthauer
Publikováno v:
Physics Letters B, Vol 748, Iss C, Pp 244-250 (2015)
Photoproduction of πη-pairs from nucleons has been investigated from threshold up to incident photon energies of ≈ 1.4 GeV. The quasi-free reactions γp→pπ0η, γn→nπ0η, γp→nπ+η, and γn→pπ−η were for the first time measured fro
Externí odkaz:
https://doaj.org/article/f352b7cdccb440b59667bbe6e6a1ea65
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Autor:
Piergiorgio Cerello, G. Puddu, M. Corradini, Felice Iazzi, C. Guaraldo, Corrado Cicalo, Adriano Fontana, A.M. Rozhdestvensky, L. Busso, L. Venturelli, A. Feliciello, Alberto Masoni, D. Calvo, Aldo Zenoni, Paola Salvini, Bruno Minetti, Armando Lanaro, V.I. Tretyak, A. Maggiora, L. Ferrero, S.N. Prakhov, S. Costa, O.E. Gorchakov, R. Garfagnini, G. L. Usai, Alberto Rotondi, V. Lucherini, Antonietta Donzella, Michelangelo Agnello, O. Y. Denisov, Paolo Montagna, M.P. Bussa, L. Lavezzi, D. Panzieri, Tullio Bressani, Elena Botta, Catalina Curceanu, E. Lodi Rizzini, S. Serci, G. Bendiscioli, A. Filippi, A. Grasso, A. Panzarasa, F. Balestra, S. Marcello, G. M. Sapozhnikov, A. De Falco, P. Gianotti, F. Tosello
Publikováno v:
Nuclear Physics A. 779:116-141
A research has been made to look for a signature of the positive-strangeness baryon resonance Θ + ( 1530 ) , which is expected to decay into p K 0 . A peak is observed in the p π + π − invariant mass distribution in antiproton– 4 He annihilati
Autor:
M. Corradini, F. Nichitiu, A.M. Rozhdestvensky, G. Pauli, Paolo Montagna, Paola Salvini, M. Lombardi, Massimo Piccinini, El Rizzini, Roberto Spighi, F. Tosello, Ableev, A. Vitale, S. Decastro, O.E. Gorchakov, D. Galli, A M Rosca, C. Guaraldo, Lucherini, M.G. Sapozhnikov, Alberto Masoni, G. Maron, D. Calvo, L. Santi, O. Y. Denisov, Bruno Minetti, Antonietta Donzella, Felice Iazzi, Armando Lanaro, L. Fava, G. Bendiscioli, Umberto Marini Bettolo Marconi, C. Scoglio, F. Balestra, Nicola Semprini-Cesari, L. Busso, Filippini, C. Cicalo, A. Grasso, E. Rossetto, M. Capponi, M. Poli, Mauro Villa, L. Ferrero, G. Vedovato, L. Vannucci, P. Gianotti, S. Serci, S. Tessaro, Benedetto Giacobbe, Alberto Rotondi, A. Collamati, Tullio Bressani, F. Vigotti, C. Petrascu, D. Panzieri, U. Gastaldi, D. Parena, C. Cavion, Aldo Zenoni, G. Puddu, R. Garfagnini, S. Costa, Elena Botta, Michelangelo Agnello, S.N. Prakhov, Antonio Zoccoli, P. Cerello, A. Bertin, A. Lai, L. Musa, Antonio Ferretti, A. Filippi, R. Donà, A. Feliciello, Andrea Fontana, Mp Bussa, V.I. Tretyak, A. Maggiora, A. Saino, Stefania Vecchi, Marco Bruschi, L. Valacca, L. Venturelli, P.P. Temnikov, A. Vezzani, G. L. Usai, S. Marcello
Publikováno v:
The European Physical Journal C. 33:23-30
Autor:
F. Balestra, C. Petrascu, L. Santi, Antonietta Donzella, Armando Lanaro, M.P. Bussa, Germano Bonomi, C. Guaraldo, O. Y. Denisov, V. Lucherini, A.M. Rozhdestvensky, E. Lodi Rizzini, A. Grasso, M. Maggiora, Gianfranco Zosi, L. Busso, G. Piragino, G. V. Margagliotti, M.L. Colantoni, S.N. Prakhov, R. Vilar, M. Corradini, F. Tosello, S. Tessaro, L. Ferrero, G. Gomez, Andrea Bianconi, P. Gianotti, R. Garfagnini, L. Venturelli, V.I. Tretyak, A. Maggiora, O.E. Gorchakov
Publikováno v:
Physics Letters B. 507:19-22
Up to now it has been observed that a fraction of about 3% of the p 's stopped in a dense He target survives for a surprisingly long time (tens of microseconds). As suggested by Condo in 1964 the long lifetime of p 's in He is explained by the existe
Autor:
G. Puddu, Sergio Serci, Michelangelo Agnello, N. Mirfakhrai, P. Montagna, M.P. Bussa, L. Ferrero, Stefania Vecchi, Alberto Rotondi, E. Lodi Rizzini, C. Petrascu, Andrea Bianconi, A.E. Kudryavtsev, G. L. Usai, I. Massa, S. Marcello, Felice Iazzi, A. Masoni, A. Bertin, M. Poli, S. De Castro, A. Filippi, Corrado Cicalo, R. Donà, Germano Bonomi, S.N. Prakhov, A. Feliciello, R. Spighi, Paola Gianotti, D. D'Isep, Marco Bruschi, Mauro Villa, Armando Lanaro, D. Panzieri, L. Venturelli, F. Tosello, Adriano Fontana, V. Filippini, D. Galli, S. Tessaro, B. Giacobbe, A. Grasso, A.M. Rozhdestvensky, V.I. Tretyak, Vincenzo Vagnoni, V. Lucherini, Maurizio Piccinini, Aldo Zenoni, S. Costa, U. Marconi, A. Vitale, Elena Botta, Paola Salvini, A. Maggiora, O.E. Gorchakov, F. Balestra, A. De Falco, G. Bendiscioli, O.Yu. Denisov, Bruno Minetti, C. Guaraldo, A. Panzarasa, L. Busso, Piergiorgio Cerello, M. Capponi, Tullio Bressani, D. Calvo, N. Semprini Cesari, Antonio Zoccoli
Publikováno v:
Nuclear Physics A. 686:317-340
The annihilation frequencies of 19 p p annihilation reactions at rest obtained in different target densities are analysed in order to determine the values of the P -wave annihilation percentage at each target density and the average hadronic branchin