Observation of the decay B‾s0→ψ(2S)K+π−

Autor: A. Zhokhov, A. Badalov, Sebastian Neubert, P. Durante, Eleonora Luppi, M. Pepe Altarelli, E. Greening, Marco Gersabeck, Patrick Koppenburg, O. Maev, Tomasz Skwarnicki, P. Fol, K. Müller, Angelo Geraci, Dmitry Golubkov, A. Gianelle, Sebastian Bachmann, Sandro Cadeddu, C. Gaspar, Jing Wang, Martino Borsato, V. Obraztsov, Stephan Eisenhardt, Srikanth Sridharan, V. Bocci, Simon Akar, William Barter, Angelo Carbone, Jaap Velthuis, D. Wiedner, A. Mazurov, I. Longstaff, D. Pinci, Roger Forty, Albert Bursche, F. J. P. Soler, S. Ali, S. C. Haines, A. Hicheur, D. Lacarrere, L. Garrido, C. Baesso, Nikolay Bondar, D. Voong, O. Okhrimenko, Ivan Polyakov, F. Maciuc, R. Le Gac, A. Mordà, M. McCann, Nathanael Farley, M. Needham, V. Egorychev, Johannes Albrecht, Malcolm John, M. Gandelman, M. Tresch, E. Gushchin, C. Linn, R. Niet, A. Vollhardt, Michael Alexander, M. P. Williams, S. Malde, M. Coombes, Ph. Ghez, A. Sciubba, C. Matteuzzi, T. Bird, A. McNab, Roland Bernet, E. Picatoste Olloqui, S. Wandernoth, B. X. Liu, G. Passaleva, A. Mapelli, S. Roiser, T. Nikodem, F. Stagni, Giulio Dujany, Jan Buytaert, C. Langenbruch, C. Vázquez Sierra, K. Kreplin, M. Liles, S. Amerio, W. Wislicki, P. Henrard, B. Popovici, P. Naik, N. Déléage, Ignacio Bediaga, G. Mancinelli, J. Marks, M. Straticiuc, G. A. Cowan, Michal Kreps, B. Jost, Mariusz Witek, F. Martinez Vidal, Tjeerd Ketel, Andreas Weiden, M. Plo Casasus, E. Thomas, R. Nandakumar, Laura Gavardi, F. Blanc, D. Dossett, Vincenzo Battista, S. Perazzini, R. Lefèvre, I. Counts, V. Niess, N. Hussain, Violetta Cogoni, E. Grauges, C. Khurewathanakul, C. Santamarina Rios, E. Gersabeck, N. Chiapolini, K. Wyllie, B. Pietrzyk, S. Farry, S. Reichert, D. Websdale, C. Färber, L. Kravchuk, J. He, S. Ogilvy, B. Gui, B. Couturier, A. Pistone, G. Martellotti, E. Rodrigues, Robert Appleby, L. De Paula, F. Dupertuis, Wander Baldini, A. Shires, Alessandro Cardini, J. M. De Miranda, P. Alvarez Cartelle, N. Skidmore, Federica Lionetto, Sandra Amato, J. Maratas, F. Machefert, C. Hombach, I. Sepp, Marianna Fontana, B. Rachwal, A. Vallier, M. Merk, C. J. G. Onderwater, R. Casanova Mohr, M. Schmelling, S. Lohn, M. M. Reid, G. Graziani, Dominik Stefan Mitzel, V. N. La Thi, A. Tsaregorodtsev, I. Raniuk, S. Esen, Claudio Gotti, G. Carboni, D. Martins Tostes, Lars Eklund, P. N. Y. David, S. Donleavy, Sheldon Stone, David Gascon, Marco Clemencic, Konstantinos Petridis, Jolanta Brodzicka, G. Valenti, M. Corvo, Stefano Gallorini, Tatiana Likhomanenko, P. Vazquez Regueiro, I. R. Kenyon, M. Vieites Diaz, W. De Silva, M. Pappagallo, Marco Dorigo, C. Parkes, I. El Rifai, R. Silva Coutinho, Dmitry Popov, V. Gibson, A. Cook, C. Barschel, E. Cogneras, F. Soomro, M. Vesterinen, M. Schlupp, Lucio Anderlini, Oscar De Aguiar Francisco, S. Gianì, S. Stracka, V. Vagnoni, S. A. Wotton, D. Ferguson, M. Grabalosa Gándara, Federico Redi, Marco Cattaneo, G. Tellarini, A. Novoselov, Markus Frank, O. Yushchenko, S. Cunliffe, Nicola Neri, Mark Richard James Williams, P. Owen, T. Ruf, Ziad Ajaltouni, V. Romanovsky, Michael Kolpin, J. Blouw, G. Lanfranchi, M.-N. Minard, Rudolf Oldeman, Matthew Kelsey, Mikhail Zavertyaev, Karlis Dreimanis, R. Calabrese, Wojciech Kucewicz, Mariana Rihl, O. Kochebina, P. Spradlin, S. Playfer, J. Prisciandaro, Frank Ferrari, A. A. Affolder, A. Gallas Torreira, Xuhao Yuan, S. T. Harnew, V. Heijne, J. Garra Tico, Jonas Rademacker, F. F. Wilson, A. Gomes, A. D. Nguyen, A. Vorobyev, F. Dordei, L. A. Granado Cardoso, Themistocles Bowcock, V. Rives Molina, J. Anderson, E. Tournefier, Marcin Kucharczyk, Maximilien Chefdeville, N. H. Brook, Wouter Hulsbergen, S. Filippov, Massimiliano Fiorini, Stephen M. Stahl, R. Currie, J. McCarthy, B. Langhans, A. Bien, D. R. Johnson, S. Hansmann-Menzemer, V. Vorobyev, R. Santacesaria, A. Davis, R. F. Koopman, X. Cid Vidal, S. Stevenson, J. Wimberley, C. Haen, E. Santovetti, B. Schmidt, B. Sanmartin Sedes, A. A. Alves, A. Schopper, M. Heß, T. M. Karbach, Pietro Marino, Marco Adinolfi, Nicola Serra, G. Wormser, C. Hadjivasiliou, David Gerick, P. Seyfert, Marco Fiore, Konrad Klimaszewski, M. Baalouch, I. O. Skillicorn, C. R. Jones, E. Ben-Haim, Kurt Rinnert, A. Popov, C. Potterat, J. H. Lopes, C. Prouve, R. Mountain, N. Neufeld, S. Blusk, M. Ferro-Luzzi, T. D. Nguyen, S.-F. Cheung, L. L. Pappalardo, T. Lesiak, V. Shevchenko, U. Marconi, K. Kurek, J. Jalocha, M. Cruz Torres, S. Tolk, Julien Cogan, R. Matev, J. Beddow, I. Komarov, B. Viaud, R. Dzhelyadin, A. Lai, Andrea Mauri, A. Pearce, Guy Wilkinson, J. V. Viana Barbosa, N. Sagidova, L. Cassina, Louis Henry, L. Zhang, Tuomas Poikela, Barbara Sciascia, P. M. Manning, S. Vecchi, Sophie Richards, J. Rouvinet, R. McNulty, P. Krokovny, Cameron Thomas Dean, L. Grillo, R. Schwemmer, G. Punzi, Chung Nguyen-Mau, M. Mussini, K. Carvalho Akiba, Hans Dijkstra, Yasmine Amhis, Xiaoxue Han, N. Tuning, J. D. Price, B. Storaci, D. Hynds, M. Rotondo, Zishuo Yang, A.E. Bondar, M. Palutan, Jeremy Dalseno, G. Manca, O. Schneider, L. Pescatore, Jinlin Fu, Varvara Batozskaya, Tomasz Fiutowski, O. Steinkamp, G. Krocker, P. Collins, F. Di Ruscio, M. Teklishyn, M. O. Bettler, V. V. Gligorov, Lennaert Bel, G. Alkhazov, M. Morandin, D. Galli, T. Pilař, Marina Artuso, Gianni Penso, D. Volyanskyy, Ch. Cauet, M. Smith, Agnieszka Oblakowska-Mucha, M. H. Schune, U. Uwer, F. Muheim, Xavier Vilasis-Cardona, M. Veltri, G. Haefeli, L. Shekhtman, P. Griffith, R. Stroili, N. Rauschmayr, D. C. Craik, Basem Khanji, Y. Xie, Karol Hennessy, S.I. Eidelman, A. Dosil Suárez, M. Charles, C. Lazzeroni, S. Kandybei, F. Palombo, T. Britton, Thomas Blake, Biplab Dey, H. Schindler, Marek Idzik, A. Jaeger, M. Calvo Gomez, Andrea Bizzeti, A. Papanestis, Andrew Crocombe, Z. Mathe, L. Tomassetti, J. R. Smith, Tara Shears, A. Ukleja, Valery Pugatch, N. A. Smith, E. van Herwijnen, M. Meissner, R. Ekelhof, Anton Poluektov, Lorenzo Sestini, P. Ruiz Valls, G. Corti, J. A. Rodriguez Lopez, Yu. Guz, F. F. Jing, Victor Coco, Antonio Pellegrino, A. Dziurda, U. Eitschberger, R. Graciani Diaz, A. Zhelezov, M. De Cian, M. van Beuzekom, Scott Ely, O. Grünberg, Zhijie Xu, Albert Comerma-Montells, P. Morawski, Neville Harnew, W. Bonivento, W. Sutcliffe, P. De Simone, S. Coquereau, A. Grecu, L. Sun, D. Vieira, Andrey Ustyuzhanin, M. Tobin, T. Hampson, E. Polycarpo, Tatsuya Nakada, A. Pritchard, J. Wishahi, G. Bencivenni, B. Spaan, J. Closier, C. Sanchez Mayordomo, H. V. Cliff, S. Hall, A. Puig Navarro, Brice Maurin, R. Märki, A. Petrolini, Matthew Kenzie, D. Campora Perez, V. Kudryavtsev, A. Massafferri, D. Hill, Maurizio Martinelli, M. Szczekowski, B. Osorio Rodrigues, J. A. Hernando Morata, Federico Alessio, L. Zhong, G. Collazuol, D. A. Milanes, Marian Stahl, U. Gastaldi, Krzysztof Swientek, P. Lowdon, S. Topp-Joergensen, Franco Bedeschi, J. J. Back, Roel Aaij, Bernardo Adeva, Mark Wilkinson, Roland Waldi, D. R. Ward, N. Torr, E. Furfaro, F. Teubert, J. Lefrançois, Abhijit Mathad, T. Gys, S. De Capua, V. Syropoulos, M. Deckenhoff, Ch. Elsasser, S. Klaver, Anna Lupato, M. Britsch, O. Lupton, Hal Evans, Nikolay Nikitin, S. Monteil, D. Savrina, J. J. Saborido Silva, W. Qian, Ana Trisovic, P. E. L. Clarke, M. T. Tran, R. Gauld, J. Serrano, P. Rodriguez Perez, J. Garofoli, A. C. dos Reis, Ph. Charpentier, Manuel Schiller, T. J. Gershon, G. D. Patel, Alessio Sarti, J. M. Otalora Goicochea, Alexander Malinin, Elie Aslanides, Nathan Jurik, J. García Pardiñas, D. Lucchesi, R. Lindner, M. Patel, Michael Sokoloff, A. Romero Vidal, N. K. Watson, H. L. Snoek, D. Tonelli, Y. N. Gao, S. Wright, RF Fay, S. Gambetta, U. Egede, H. Luo, B. Hamilton, Sean Benson, U. Straumann, G. Cavallero, Elena Graverini, Olivier Deschamps, G. Veneziano, Flavio Archilli, Mark Whitehead, C. Farinelli, Carmelo D'Ambrosio, Jean François Marchand, A. B. Rodrigues, C. Marin Benito, Oleg Stenyakin, C. Fitzpatrick, L. Del Buono, E. Bowen, A. Bay, A. Semennikov, D. Brett, B. T. Meadows, J. van Leerdam, G. Raven, Patrick Robbe, D. Decamp, A. Golutvin, Renato Quagliani, S. Stoica, C. Göbel, J. E. Andrews, J. Benton, P. Sail, Denis Derkach, Yejin Zhang, F. Ferreira Rodrigues, S. Gregson, I. Nasteva, I. Shapoval, A. Dovbnya, J. J. Walsh, Daniel Patrick O'Hanlon, Daniel Martin Saunders, Lucian Cojocariu, A. Bertolin, K. De Bruyn, J. Harrison, F. Polci, F. Meier, L. Beaucourt, Timothy Evans, Paolo Gandini, M. Sirendi, S. Swientek, P. Tsopelas, C. Patrignani, V. Tisserand, M. Andreotti, G. D. Lafferty, Stephane T'Jampens, Francesco Dettori, J. P. Lees, E. S. Smith, R. Vazquez Gomez, D. Souza, A. Falabella, Biagio Saitta, P. Szczypka, C. Wallace, Max Neuner, Silvia Borghi, M. Karacson, A. Di Canto, L. Carson, C. Bozzi, Giulio Gazzoni, Svende Braun, Eugenia Price, R. J. Barlow, G. Simi, Marta Calvi, M. Rama, F. Fontanelli, K. Trabelsi, Ivan Belyaev, A. Artamonov, V. Salustino Guimaraes, B. Rakotomiaramanana, Gianluigi Casse, S. Tourneur, E. Jans, M. S. Rangel, Liupan An, V. Fernandez Albor, A. Dzyuba, F. Kruse, T. Head, A. Satta, M. J. Morello, J. A. de Vries, P. Perret, O. Aquines Gutierrez, Sergey Barsuk, C. Joram, H. Ruiz, C. Satriano, G. Auriemma, A. Contu, Olivier Leroy, W. Kanso, J. Todd, B. Leverington, M. Chrzaszcz, L. Giubega, A. Oyanguren, C. Voß, L. Castillo Garcia, A. Otto, B. Muster, M. Zangoli, Lorenzo Capriotti, A. Jawahery, F. Sterpka, M. Korolev, Yang Li, S. Easo, Miroslaw Firlej, P. Campana, Paolo Carniti, Alexander Berezhnoy, R. Wallace, B. Souza De Paula, T. E. Latham, M. Shapkin, Y. Shcheglov, C. Thomas, D. Lambert, T. Kvaratskheliya, A. Palano, Tomasz Szumlak, Simone Bifani, J. Panman, M. Hoballah, G. Ciezarek, R. Jacobsson, Jakub Moron, A. Leflat, J. Molina Rodriguez, Thibaud Humair, David Hutchcroft, D. Martinez Santos, Adam Benjamin Morris, Claudia Vacca, S. Ricciardi, Christoph Frei, S. Karodia, Sai-Juan Chen, J. van Tilburg, Philip Ilten, M. Frosini, R. W. Lambert, Roberta Cardinale, R. Cenci
Rok vydání: 2015
Předmět:
Zdroj: Physics Letters B. 747:484-494
ISSN: 0370-2693
Popis: The decay (B) over bar (0)(s) -> psi(2S)K+pi(-) is observed using a data set corresponding to an integrated luminosity of 3.0 fb(-1) collected by the LHCb experiment in pp collisions at centre-of-mass energies of 7 and 8 TeV. The branching fraction relative to the B-0 -> psi(2S)K+pi(-) decay mode is measured to be B((B) over bar (0)(s) -> psi(2S)K+pi(-))/B(B-0 -> psi(2S)K+pi(-)) = 5.38 +/- 0.36 (stat) +/- 0.22 (syst) +/- 0.31 (f(s)/f(d)) %, where f(s)/f(d) indicates the uncertainty due to the ratio of probabilities for a b quark to hadronise into a B-s(0) or B-0 meson. Using an amplitude analysis, the fraction of decays proceeding via an intermediate K*(892)(0) meson is measured to be 0.645 +/- 0.049 (stat) +/- 0.049 (syst) and its longitudinal polarisation fraction is 0.524 +/- 0.056 (stat) +/- 0.029 (syst). The relative branching fraction for this component is determined to be B((B) over bar (0)(s) -> psi(2S)K*(892)(0))/B(B-0 -> psi(2S)K*(892)(0)) = 5.58 +/- 0.57 (stat) +/- 0.40 (syst) +/- 0.32 (f(s)/f(d)) %. In addition, the mass splitting between the B-s(0) and B-0 mesons is measured as M(B-s(0)) - M(B-0) = 87.45 +/- 0.44 (stat) +/- 0.09 (syst) MeV/c(2). (C) 2015 CERN for the benefit of the LHCb Collaboration. Published by Elsevier B.V. This is an open access article under the CC BY license
Databáze: OpenAIRE