Observation of charmless baryonic decays B(s)0→pp¯h+h′−

Autor: Sebastien Valat, Marco Dorigo, C. Vázquez Sierra, C. Barschel, Mark Richard James Williams, Marco Adinolfi, A. Fernandez Prieto, Carmelo D'Ambrosio, Jean François Marchand, Oleg Stenyakin, K. Carvalho Akiba, Mikhail Zavertyaev, X. Han, Andreas Weiden, Benedetto Gianluca Siddi, V. Shevchenko, C. Fitzpatrick, R. Santacesaria, M. J. Charles, L. Del Buono, Gerard Fernandez, E. Tournefier, Stanislav Poslavskii, Emanuele Michielin, Murdo Traill, G. Simi, L. Zhang, J. Wimberley, F. Da Cunha Marinho, T. E. Latham, I. Nasteva, D. Fazzini, T. J. V. Bowcock, Lorenzo Capriotti, X. Vilasis-Cardona, David Gerick, Renato Quagliani, Xiao-Rui Lyu, I. Shapoval, F. Bossu, S. Stracka, Andrew Crocombe, Z. Mathe, Veronika Chobanova, John William Ronayne, A. Lusiani, S. Topp-Joergensen, T. Gys, M. Deckenhoff, P. Di Nezza, S. Klaver, J. J. Saborido Silva, M. Pappagallo, P. Rodriguez Perez, Mick Mulder, P. Henrard, Egor Khairullin, V. Volkov, F. Blanc, Daniel Vieira, M. Corvo, A. Jawahery, R. Silva Coutinho, Julien Cogan, R. Matev, B. Rachwal, C. Göbel, Alla Nogay, R. Nandakumar, G. Tellarini, E. Maurice, Kurt Rinnert, A. Dovbnya, J. J. Walsh, Kevin Maguire, B. Storaci, A.E. Bondar, A. Oyanguren, A. Badalov, Yanxi Zhang, Sebastian Neubert, Max Neuner, Laura Gavardi, Vincenzo Battista, Markus Frank, Karlis Dreimanis, R. Calabrese, J. E. Andrews, David Loh, G. Valenti, Tobias Tekampe, Eluned Smith, Christian Voß, Simone Bifani, J. M. Yu, Silvia Borghi, M. Karacson, Chen Qian, Alexey A. Petrov, Federico Redi, Tara Shears, L. Silva de Oliveira, Anton Poluektov, Lorenzo Sestini, M. Patel, N. K. Watson, Daniel Patrick O'Hanlon, Basem Khanji, Y. Xie, Thomas Blake, C. Remon Alepuz, Igor Babuschkin, Cameron Thomas Dean, V. Gibson, T. Ruf, Z. C. Huard, R. Lefèvre, H. Schindler, Marek Idzik, P. Ruiz Valls, M. Schlupp, J. Blouw, W. Kucewicz, Svende Braun, Matthew Kelsey, Anita Nandi, E. Govorkova, Harald Viemann, Alexander Leflat, S. Farry, C. Potterat, Thomas Hadavizadeh, Tatiana Likhomanenko, M. Cruz Torres, R. McNulty, P. Krokovny, Eduardo Rodrigues, D. Tonelli, Michal Dziewiecki, R. Cardinale, Sophie Richards, P. Durante, M. De Cian, M. van Beuzekom, Michael Kolpin, Scott Ely, A. Di Canto, M. Baszczyk, P. Carniti, L. Carson, O. Grünberg, Maria Elena Stramaglia, J. M. Otalora Goicochea, Wolfgang Funk, Martino Borsato, Samuel Coquereau, Aravindhan Venkateswaran, O. Steinkamp, E. Furfaro, Eugenia Price, Marcin Kucharczyk, Maximilien Chefdeville, M. Rama, L. Tomassetti, Nicola Serra, G. Graziani, David Gascon, A. Ukleja, F. Meier, M. Pepe Altarelli, Emma Buchanan, Antonio Pellegrino, Marco Gersabeck, S. T. Harnew, A. Palano, RF Fay, U. Egede, H. Luo, C. Haen, Marco Santimaria, S. Karodia, K. Trabelsi, D. R. Johnson, Sai-Juan Chen, Fedor Ratnikov, K. Wyllie, P. Vazquez Regueiro, J. van Tilburg, Marina Artuso, Andrew Beiter, B. Hamilton, L. De Paula, Baasansuren Batsukh, A. Cook, G. D. Lafferty, I. V. Gorelov, K. Müller, V. Balagura, R. Tourinho Jadallah Aoude, Federica Lionetto, G. Lanfranchi, M.-N. Minard, A. Vorobyev, C. R. Jones, G. Passaleva, Alessio Sarti, C. Bozzi, A. Puig Navarro, Simon Stemmle, D. Ferguson, R. Currie, Sean Benson, S. Hansmann-Menzemer, B. Pietrzyk, Agnieszka Dziurda, Plamen Hristov Hopchev, I. Raniuk, Patrick Koppenburg, Daniel Martin Saunders, U. Marconi, K. Kurek, A. Novoselov, Christopher Burr, P. Marino, Mariana Rihl, Ph. Charpentier, A. Schopper, M. Heß, Cheryl Pappenheimer, M. Merk, Sandro Cadeddu, Y. H. Zheng, E. Ben-Haim, Philip Ilten, P. d'Argent, D. Melnychuk, G. Mancinelli, U. Straumann, Marco Cattaneo, Elena Graverini, S. Amerio, W. Wislicki, L. Henry, S. Playfer, Mark Hatch, C. J. G. Onderwater, Maxime Vernet, L. M. Garcia Martin, C. M. Costa Sobral, Jonas Rademacker, Frank Ferrari, L. Garrido, James Mwangi Kariuki, Giulio Gazzoni, C. Baesso, Olivier Deschamps, R. J. Barlow, Alexander Baranov, Lucian Cojocariu, Flavio Archilli, Antonino Sergi, T. Boettcher, R. Mountain, Guido Andreassi, Agnieszka Oblakowska-Mucha, E. Cogneras, S. Filippov, Alison Tully, D. Galli, Alena Kosmyntseva, L. M. Massacrier, Matthew Scott Rudolph, D. Sanchez Gonzalo, D. Websdale, J. He, George Coombs, C. Khurewathanakul, V. Vorobyev, Olivier Göran Girard, S. Easo, Miroslaw Firlej, Tenglin Li, S. Esen, C. Gotti, A. Romero Vidal, E. Grauges, Nikolay Bondar, C. Santamarina Rios, R. Oldeman, Stephen M. Stahl, J. Beddow, N. Neufeld, P. Campana, Mark Smith, S. Gallorini, E. Polycarpo, Tatsuya Nakada, Alexander Malinin, G. Bencivenni, B. Couturier, R. A. Fini, S. A. Wotton, M. Shapkin, Simon Nieswand, M. Ferro-Luzzi, L. L. Pappalardo, T. Lesiak, F. Fontanelli, J. Jalocha, N. Tuning, Violaine Bellee, Y. Shcheglov, J. V. Viana Barbosa, T. Kvaratskheliya, Stephane T'Jampens, M. Rotondo, Vlad-Mihai Placinta, R. Niet, G. Martellotti, Mark Wilkinson, Roland Waldi, Elena Dall'Occo, Renata Kopecna, Alexander Berezhnoy, F. Machefert, C. Hombach, Ph. Ghez, A. Sciubba, Sofia Kotriakhova, A. Bertolin, V. Syropoulos, F. Fleuret, O. Maev, C. Marin Benito, Sebastian Bachmann, Andrea Merli, R. Wallace, Dmitry Popov, Guy Wilkinson, Pavol Stefko, Simon Akar, M. Ebert, S. Schael, A. Vollhardt, Moritz Demmer, Valery Zhukov, F. Kruse, Massimiliano Fiorini, T. Head, Christopher Betancourt, Tomasz Szumlak, A. Tsaregorodtsev, Xia-Ji Liu, Oliver Lupton, A. Gallas Torreira, Kristian Alexander Zarebski, Michael Alexander, C. Vacca, Timofei Maltsev, J. Serrano, Varvara Batozskaya, W. D. Hulsbergen, Konstantinos Petridis, J. A. Rodriguez Lopez, B. Souza De Paula, P. Spradlin, A. Semennikov, B. R. Gruberg Cazon, J. Albrecht, J. Marks, M. Straticiuc, C. Parkes, Silvia Gambetta, G. A. Cowan, V. Obraztsov, M. Lucio Martinez, Stephan Eisenhardt, M. Tobin, Zishuo Yang, Krzysztof Swientek, C. Sanchez Mayordomo, H. V. Cliff, Federico Alessio, B. Saitta, Franco Bedeschi, C. Hadjivasiliou, A. Pastore, E. Thomas, Florian Lemaitre, B. Dey, E. Gersabeck, Tomasz Fiutowski, Axel Kevin Kuonen, P. Collins, S. Tolk, Slavomira Stefkova, A. Satta, D. Chamont, S. Kandybei, G. Ciezarek, R. Jacobsson, Patrick Owen, M. O. Bettler, V. V. Gligorov, E. van Herwijnen, Luca Pescatore, R. Vazquez Gomez, Feng Jiang, Matthieu Marinangeli, Jakub Moron, Sarah Beranek, Konstantin Gizdov, Kenneth Wraight, R. Le Gac, J. Maratas, O. Schneider, V. Franco Lima, Klaus Fohl, E. Bowen, Matthew James Tilley, Jessica Prisciandaro, Nathanael Farley, J. Molina Rodriguez, A. Bay, Jean Wicht, A. B. Rodrigues, Gianni Penso, Timon Schmelzer, L. Kravchuk, Olga Morgunova, C. Patrignani, Alessandro Cardini, J. A. de Vries, Kevin Dungs, J. M. De Miranda, N. Skidmore, Roger Forty, F. J. P. Soler, T. Kirn, Christian Färber, Thibaud Humair, S. Vecchi, R. Graciani Diaz, M. Calvi, R. Ekelhof, R. B. Appleby, Adam Davis, E. Santovetti, William Parker, J. Harrison, Anna Ossowska, Nathan Jurik, A. Pistone, L. Cassina, M. T. Tran, M. Witek, Karol Hennessy, S. Ali, M. Needham, S. C. Haines, A. Hicheur, K. R. Schubert, I. Longstaff, D. Lacarrere, S. Stone, L. Shekhtman, Ivan Polyakov, F. Maciuc, F. Polci, Alessio Piucci, A. Borgheresi, Dmitry Golubkov, C. Satriano, Dominik Stefan Mitzel, Roman Greim, F. Martinez Vidal, Preema Rennee Pais, Victor Renaudin, A. Petrolini, M. De Serio, S. Roiser, Neville Harnew, Yuezhe Yao, Dominik Müller, Yasmine Amhis, Gabriela Johanna Pomery, G. Auriemma, A. Contu, Matthieu Kecke, Olivier Leroy, P. Alvarez Cartelle, T. Nikodem, F. Stagni, Giulio Dujany, D. Lucchesi, Tatsiana Klimkovich, Georgios Chatzikonstantinidis, I. A. Monroy, H. F. Schreiner, Lucia Grillo, C. Matteuzzi, M. Morandin, A. McNab, Malcolm John, Tjeerd Ketel, M. Gandelman, B. T. Meadows, Vincenzo Vagnoni, Giovanni Carboni, R. Cenci, A. Bursche, M. H. Schune, Roland Bernet, Timothy Evans, Jan Buytaert, Sandra Amato, M. van Veghel, l. Soares Lavra, E. Luppi, U. Uwer, B. Sanmartin Sedes, B. Schmidt, U. Eitschberger, Srikanth Sridharan, J. Fu, M. Plo Casasus, S. Ricciardi, Paolo Gandini, Balazs Voneki, E. Picatoste Olloqui, T. J. Gershon, M. Tresch, Elie Aslanides, E. Gushchin, Christoph Frei, Andrea Valassi, J. van Leerdam, G. Raven, D. Decamp, W. Bonivento, A. Golutvin, A. Dosil Suárez, Ivan Belyaev, V. Bocci, Tuomas Poikela, Barbara Sciascia, Yong Li, D. Pinci, J. Garra Tico, G. Manca, Anna Lupato, M. Sirendi, S. Monteil, William Barter, K. Belous, M. Vieites Diaz, A. Artamonov, V. Salustino Guimaraes, Jaap Velthuis, Mohamad Kozeiha, C. Prouve, Zehua Xu, P. Tsopelas, Lucio Anderlini, Holger Stevens, Hang Yin, T. A. Verlage, M. Boubdir, Elnur Sadykhov, Jolanta Brodzicka, V. Egorychev, V. Tisserand, M. Andreotti, G. Punzi, Manuel Schiller, Arno Heister, S. Tourneur, M. P. Williams, S. Simone, Simon Baker, S. Malde, Christoph Langenbruch, Gianluigi Casse, Giovanni Veneziano, Iwan Thomas Smith, Giovanni Cavallero, Maxime Schubiger, A. Dzyuba, Laurent Dufour, Nicola Neri, Antony Morris, E. Jans, M. D. Sokoloff, B. Popovici, N. Déléage, Stefano Zucchelli, Ignacio Bediaga, A. Popov, P. Naik, Victor Coco, N. Belloli, M. S. Rangel, Liupan An, S. Reichert, M. Schmelling, Xiaofeng Zhu, Diego Alejandro Milanes, P. Perret, Sergey Barsuk, C. Joram, M. Vesterinen, Janine Müller, S. Gianì, A. Papanestis, Dean Charles Forshaw, B. Leverington, M. Chrzaszcz, Alexsei Chubykin, L. Giubega, L. Castillo Garcia, Philip John Garsed, Thomas N. Williams, A. Grecu, Francesco Dettori, L. Sun, Andrey Ustyuzhanin, V. Rives Molina, J. J. Back, Bernardo Adeva, Hal Evans, A. Falabella, C. Wallace, Serhii Koliiev, Zhuoming Li, Alexandra Paige Rollings, Marianna Fontana, Albert Comerma-Montells, G. Wormser, Igor Bordyuzhin, D. Campora Perez, V. Kudryavtsev, D. R. Ward, M. Poli Lener, Pierre Billoir, E. Lemos Cid, J. García Pardiñas, M. Baalouch, R. Lindner, Y. N. Gao, Adam Dendek, D. Martinez Santos, P. M. Manning, Hans Dijkstra, Mark Whitehead, M. A. Winn, D. Martins Tostes, Maxim Borisyak, C. Gaspar, Konrad Klimaszewski, A. Rogozhnikov, Jing Wang, A. Mazurov, Alex Pearce, K. De Bruyn, T. Britton, Paul Seyfert, Abhijit Mathad, Morgan Martin, Michal Kreps, B. Jost, J. Arnau Romeu, Lars Eklund, V. Cogoni, Vanessa Müller, Ziad Ajaltouni, Margarete Schellenberg, T. D. Nguyen, S.-F. Cheung, A. Carbone, B. Viaud, N. Sagidova, Lennaert Bel, G. Alkhazov, Michael McCann, Mikhail Hushchyn, S.I. Eidelman, Xuhao Yuan, J. H. Lopes, Andrey Tayduganov, R. Schwemmer, T. Skwarnicki, X. Cid Vidal, F. Muheim, M. Veltri, G. Haefeli, Malgorzata Pikies, J. R. Smith, Valery Pugatch, Vladimir Romanovskiy, A. Zhelezov, M. Fiore, W. Sutcliffe, G. Corti, L. Beaucourt, Francis Toriello, Marco Petruzzo, Matthew Kenzie, Marian Stahl, S. Blusk, F. Teubert, J. Lefrançois, Stefano Perazzini, M. J. Morello, Daniel Charles Craik, W. Baldini, Alessandro Camboni, W. Qian, Fedor Baryshnikov, Alex Birnkraut, D. E. Hutchcroft, O. Yushchenko, M. Ramos Pernas, Cristina Lazzeroni, A. A. Alves, Matteo Palutan, Chung Nguyen-Mau, M. Mussini, I. Komarov, R. Dzhelyadin, A. Lai, Andrea Mauri, H.-P. Dembinski, J. Wishahi, Brice Maurin, D. Hill, Maurizio Martinelli, M. Szczekowski, Jeremy Dalseno, P. Griffith, Francesca Dordei, Andrea Mogini, M. Calvo Gomez, S. De Capua, Andrea Bizzeti, Ia. Bezshyiko, S. Ogilvy, Heather Mckenzie Wark, Nikolay Nikitin, D. Savrina, A. Bitadze, A. Gomes, S. Cunliffe, Ana Trisovic, F. F. Wilson, Patrick Robbe, P. E. L. Clarke, Federico Betti, L. A. Granado Cardoso, S. Stoica, Wojciech Krzemien, Sebastien Ponce, Denis Derkach, A. C. dos Reis, F. Ferreira Rodrigues, Marcela Vitti, Yu. Guz, P. De Simone, B. Spaan, J. Closier, A. Massafferri, Roel Aaij, Marco Clemencic
Rok vydání: 2017
Předmět:
Zdroj: Physical Review D. 96
ISSN: 2470-0029
2470-0010
Popis: Decays of B0 and Bs0 mesons to the charmless baryonic final states pp¯h+h′-, where h and h′ each denote a kaon or a pion, are searched for using the LHCb detector. The analysis is based on a sample of proton-proton collision data collected at center-of-mass energies of 7 and 8 TeV, corresponding to an integrated luminosity of 3 fb-1. Four-body charmless baryonic Bs0 decays are observed for the first time. The decays Bs0→pp¯K+K-, Bs0→pp¯K±π∓, B0→pp¯K±π∓ and B0→pp¯π+π- are observed with a significance greater than 5 standard deviations; evidence at 4.1 standard deviations is found for the B0→pp¯K+K- decay and an upper limit is set on the branching fraction for Bs0→pp¯π+π-. Branching fractions in the kinematic region m(pp¯)
Databáze: OpenAIRE