Study ofB−→DK−π+π−andB−→Dπ−π+π−decays and determination of the CKM angleγ

Autor: A. Vallier, P. Durante, Markus Frank, R. Schwemmer, Karlis Dreimanis, E. Greening, P. Fol, S. De Capua, C. Potterat, S. Tolk, Dmitry Golubkov, D. Galli, M. Cruz Torres, S. Vecchi, Alessio Piucci, Yasmine Amhis, M. Morandin, M. Smith, M. H. Schune, U. Uwer, K. Carvalho Akiba, D. Martins Tostes, J. Jalocha, Patrick Koppenburg, A. Gianelle, Giovanni Carboni, Lorenzo Cassina, Nikolay Nikitin, F. Kruse, T. Head, Sandro Cadeddu, C. Nguyen-Mau, J. Fu, D. Savrina, M. Zangoli, Lorenzo Capriotti, A. Ukleja, Antonio Pellegrino, F. Muheim, K. Wyllie, M. Veltri, G. Haefeli, S. Coquereau, E. Polycarpo, Tatsuya Nakada, A. Pritchard, K. Kreplin, G. Bencivenni, M. Liles, J. H. Lopes, M. Merk, U. Gastaldi, A. Otto, B. Muster, C. Langenbruch, Tobias Tekampe, A. Satta, S. Blusk, Ana Trisovic, P. E. L. Clarke, A. C. dos Reis, E. Tournefier, Srikanth Sridharan, V. Bocci, Lars Eklund, R. Niet, A. Vollhardt, Michael Alexander, D. Lucchesi, C. J. G. Onderwater, S. Esen, Sophie Richards, Andreas Weiden, L. Zhang, Marianna Fontana, Konrad Klimaszewski, Jonas Rademacker, Roger Forty, P. Naik, S. Stracka, E. Santovetti, Louis Henry, R. Cenci, A. Zhokhov, J. R. Smith, Valery Pugatch, A. Zhelezov, Vanessa Müller, V. Gibson, A. Jawahery, Wojciech Kucewicz, Stephen M. Stahl, D. Decamp, W. Qian, M. Mussini, J. A. de Vries, Ziad Ajaltouni, Audrey Jaeger, F. Sterpka, Albert Bursche, A. Badalov, Sebastian Neubert, M. Vieites Diaz, W. De Silva, Lucio Anderlini, Oscar De Aguiar Francisco, A. A. Affolder, N. Tuning, O. Kochebina, P. Spradlin, J. Prisciandaro, O. Maev, N. Neufeld, B. Rachwal, C. Satriano, M. Patel, N. K. Watson, D. Tonelli, T. Ruf, S. Reichert, K. Matthieu, Stephane T'Jampens, J. P. Lees, E. S. Smith, Jeremy Dalseno, S. Stevenson, M. Fiore, Alex Birnkraut, D. Pinci, V. Egorychev, G. Mancinelli, Michael Kolpin, G. Lanfranchi, A. D. Nguyen, A. Vorobyev, F. Dordei, J. M. Yu, P. Seyfert, M. Schmelling, Tomasz Skwarnicki, Marco Dorigo, Angelo Geraci, Sebastian Bachmann, G. Auriemma, A. Contu, Olivier Leroy, W. Kanso, J. Anderson, T. Britton, Martino Borsato, M. Korolev, Yang Li, S. Easo, Miroslaw Firlej, A. Mapelli, S. Roiser, G. Wormser, A. Popov, P. Griffith, Paolo Carniti, O. Yushchenko, T. D. Nguyen, S.-F. Cheung, M. Rotondo, J. McCarthy, Tomasz Fiutowski, P. Collins, C. Barschel, B. Khanji, R. Vazquez Gomez, Mark Richard James Williams, V. Obraztsov, Pierre Henrard, M. Lucio Martinez, Stephan Eisenhardt, Alexander Berezhnoy, S. Kandybei, A. Bien, A. A. Alves, F. Palombo, D. Websdale, S. Wright, B. Couturier, RF Fay, R. Santacesaria, A. Davis, J. Wimberley, T. Nikodem, F. Stagni, Giulio Dujany, R. Märki, Mikhail Zavertyaev, R. Wallace, D. Souza, I. R. Kenyon, S. T. Harnew, T. J. V. Bowcock, U. Egede, Giulia Tellarini, H. Luo, Julien Cogan, B. Viaud, Andrea Bizzeti, F. Di Ruscio, A. Di Canto, M. Pappagallo, David Gerick, A. Papanestis, Abhijit Mathad, P. Szczypka, Eleonora Luppi, J. M. Otalora Goicochea, N. Rauschmayr, M. Pepe Altarelli, I. Komarov, B. Souza De Paula, M. Shapkin, M. Vesterinen, Janine Müller, R. Matev, C. Farinelli, N. Sagidova, S. Ogilvy, B. Gui, Kurt Rinnert, S. Gianì, B. Hamilton, R. Dzhelyadin, A. Lai, Andrea Mauri, A. Pearce, V. N. La Thi, A. Tsaregorodtsev, A. Grecu, L. Sun, J. Rouvinet, R. McNulty, Xia-Ji Liu, Sean Benson, C. Marin Benito, Dmitry Popov, L. Carson, A. Dziurda, Y. Shcheglov, Nicolas Déléage, Marco Gersabeck, W. Sutcliffe, M. Baalouch, P. Krokovny, Jan Buytaert, Sheldon Stone, V. Romanovsky, R. Graciani Diaz, D. Volyanskyy, Ch. Cauet, Klaus Fohl, E. Bowen, O. Schneider, L. Grillo, Max Neuner, A. Bay, F. Maciuc, T. E. Latham, L. Beaucourt, A. Petrolini, Marco Petruzzo, T. Kvaratskheliya, R. Currie, Andrey Ustyuzhanin, J. J. Back, M. Grabalosa Gándara, Bernardo Adeva, Hal Evans, Neville Harnew, C. Bozzi, U. Straumann, G. Cavallero, Elena Graverini, Silvia Borghi, Marco Santimaria, Olivier Deschamps, M. Karacson, K. Müller, S. Cunliffe, Matthew Kenzie, Marian Stahl, Federico Redi, M. Plo Casasus, S. Hansmann-Menzemer, A. Palano, Tomasz Szumlak, L. Pescatore, B. T. Meadows, C. Thomas, D. Lambert, V. Rives Molina, B. X. Liu, G. Passaleva, G. Punzi, Flavio Archilli, P. Marino, E. van Herwijnen, B. Pietrzyk, Tara Shears, A. Schopper, M. Heß, J. van Leerdam, G. Raven, A. Golutvin, M. Hoballah, Xiaoxue Han, M. D. Sokoloff, Giulio Gazzoni, N. Chiapolini, Svende Braun, R. Ekelhof, F. Teubert, J. Lefrançois, G. Ciezarek, Simone Bifani, R. Jacobsson, Karol Hennessy, R. J. Barlow, Eugenia Price, F. F. Wilson, Marta Calvi, I. Longstaff, M. Rama, F. Fontanelli, G. Valenti, J. Panman, Patrick Robbe, R. Mountain, Anton Poluektov, Lorenzo Sestini, Thibaud Humair, David Hutchcroft, N. Torr, A. Gomes, Giulia Manca, L. A. Granado Cardoso, I. Sepp, R. Casanova Mohr, K. Trabelsi, B. Rakotomiaramanana, F. F. Jing, U. Eitschberger, Lennaert Bel, F. Martinez Vidal, G. Alkhazov, N. H. Brook, P. Owen, Jakub Moron, P. M. Manning, M. Charles, S. Perazzini, J. Molina Rodriguez, J. Garofoli, B. Schmidt, V. Niess, Tjeerd Ketel, N. Hussain, Violetta Cogoni, P. Morawski, J. Blouw, Nicola Serra, I. Raniuk, Pierluigi Campana, Hans Dijkstra, S. Stoica, Alexander Leflat, Stefano Gallorini, E. Furfaro, W. Bonivento, C. Lazzeroni, M. Meissner, D. Martinez Santos, Ivan Belyaev, A. Artamonov, E. Grauges, D. Ninci, S.I. Eidelman, Matthew Kelsey, Tatiana Likhomanenko, Xuhao Yuan, C. Gaspar, Jing Wang, L. Garrido, T. Lesiak, V. Salustino Guimaraes, J. García Pardiñas, R. Lindner, F. Machefert, C. Hombach, L. Zhong, I. El Rifai, M. Calvo Gomez, Marcin Kucharczyk, U. Marconi, K. Kurek, E. Cogneras, A. Mazurov, A. Novoselov, Adam Benjamin Morris, G. D. Patel, Mariana Rihl, G. Collazuol, C. Vázquez Sierra, C. Baesso, H. L. Snoek, Y. N. Gao, Claudia Vacca, S. A. Wotton, G. Corti, D. R. Johnson, S. Ricciardi, G. Wilkinson, Mirco Andreotti, S. Filippov, Yu. Guz, V. Heijne, J. Garra Tico, J. Benton, I. O. Skillicorn, C. R. Jones, Alessio Sarti, Christoph Frei, T. Bird, S. Tourneur, S. Karodia, Iwan Thomas Smith, V. Fernandez Albor, P. d'Argent, C. Prouve, P. De Simone, G. Veneziano, Mark Whitehead, B. Langhans, C. Parkes, V. Vorobyev, Daniel Martin Saunders, Lucian Cojocariu, Agnieszka Oblakowska-Mucha, E. Ben-Haim, Rudolf Oldeman, Massimiliano Fiorini, P. Sail, A. Dzyuba, E. Thomas, Sai-Juan Chen, Robert Appleby, J. van Tilburg, A. Bertolin, Denis Derkach, Silvia Gambetta, Simon Akar, B. Spaan, J. Wishahi, Andrew Crocombe, M. Ferro-Luzzi, Luca Tomassetti, Michal Kreps, J. Closier, A. Massafferri, Axel Kevin Kuonen, R. F. Koopman, C. Haen, B. Jost, B. Osorio Rodrigues, J. A. Hernando Morata, F. Ferreira Rodrigues, Z. Mathe, Brice Maurin, A. Gallas Torreira, C. Hadjivasiliou, Xavier Vilasis-Cardona, K. De Bruyn, J. Harrison, F. Polci, Philip Ilten, J. Maratas, M. Frosini, M. M. Reid, Roel Aaij, F. J. P. Soler, E. Gersabeck, C. Färber, Zhirui Xu, Ph. Charpentier, R. W. Lambert, S. Ali, S. C. Haines, Roberta Cardinale, A. Hicheur, F. Dupertuis, Wander Baldini, P. Alvarez Cartelle, Timothy Evans, X. Cid Vidal, T. M. Karbach, M. Corvo, Alexander Malinin, S. Donleavy, D. Lacarrere, A. Mordà, M. McCann, Sandra Amato, J. Beddow, M. Schlupp, Marco Adinolfi, Paolo Gandini, Marco Clemencic, Anna Lupato, M. Britsch, M. Sirendi, C. Matteuzzi, A. McNab, Jolanta Brodzicka, Varvara Batozskaya, D. Vieira, S. Hall, I. Polyakov, G. Krocker, Roland Bernet, E. Picatoste Olloqui, S. Swientek, Laurent Dufour, P. Tsopelas, L. Kravchuk, C. Patrignani, Alessandro Cardini, V. Shevchenko, M. Tobin, T. Hampson, Krzysztof Swientek, A. B. Rodrigues, S. Monteil, S. Wandernoth, Nicola Neri, V. Tisserand, Mark Wilkinson, Roland Waldi, L. Shekhtman, V. Syropoulos, A. Dosil Suárez, Franco Bedeschi, Manuel Schiller, J. M. De Miranda, N. Skidmore, Zishuo Yang, Cameron Thomas Dean, Thomas N. Williams, Victor Coco, Francesco Dettori, M. Palutan, Dominik Stefan Mitzel, J. Serrano, Claudio Gotti, Timon Schmelzer, Albert Comerma-Montells, S. Topp-Joergensen, A. Puig Navarro, O. Steinkamp, M. Teklishyn, M. O. Bettler, V. V. Gligorov, A. Falabella, D. Campora Perez, V. Kudryavtsev, D. R. Ward, V. Vagnoni, Biagio Saitta, B. Sanmartin Sedes, C. Wallace, William Barter, Gianni Penso, Kevin Maguire, Angelo Carbone, Jaap Velthuis, J. D. Price, B. Storaci, Tuomas Poikela, Barbara Sciascia, M. P. Williams, S. Malde, M. Coombes, Nathan Jurik, A.E. Bondar, A. Oyanguren, Maxime Schubiger, M. Deckenhoff, D. Wiedner, G. Simi, B. Popovici, Ignacio Bediaga, D. C. Craik, Y. Xie, Gianluigi Casse, Thomas Blake, Biplab Dey, S. Klaver, J. J. Saborido Silva, Thierry Gys, H. Schindler, Marek Idzik, P. Ruiz Valls, D. Hynds, T. Pilař, F. Blanc, R. Lefèvre, Marina Artuso, M. De Cian, M. van Beuzekom, Scott Ely, O. Grünberg, S. Amerio, W. Wislicki, C. Khurewathanakul, G. Graziani, C. Santamarina Rios, P. Rodriguez Perez, E. Jans, P. N. Y. David, Carmelo D'Ambrosio, Jean François Marchand, Oleg Stenyakin, G. Martellotti, A. Cook, D. Ferguson, A. Shires, S. Lohn, David Gascon, S. Playfer, M. S. Rangel, Liupan An, P. Vazquez Regueiro, R. Silva Coutinho, Nikolay Bondar, W. D. Hulsbergen, Konstantinos Petridis, Frank Ferrari, J. A. Rodriguez Lopez, C. Fitzpatrick, F. Soomro, Marco Cattaneo, L. Del Buono, Olivier Göran Girard, O. Okhrimenko, Diego Alejandro Milanes, A. Sciubba, P. Perret, Ph. Ghez, Luciano Pappalardo, O. Aquines Gutierrez, Sergey Barsuk, C. Joram, H. Ruiz, J. Marks, M. Straticiuc, C. Sanchez Mayordomo, H. V. Cliff, Federico Alessio, G. A. Cowan, J. Todd, B. Leverington, M. Chrzaszcz, L. Giubega, C. Voß, L. Castillo Garcia, Ch. Elsasser, D. Voong, R. Le Gac, O. Lupton, M. T. Tran, R. Gauld, Renato Quagliani, C. Göbel, T. J. Gershon, Elie Aslanides, Nathanael Farley, M. Witek, J. E. Andrews, M. Needham, Johannes Albrecht, Malcolm John, M. Gandelman, M. Tresch, E. Gushchin, C. Linn, R. Nandakumar, Laura Gavardi, D. Dossett, Vincenzo Battista, S. Farry, M. J. Morello, J. He, A. Pistone, E. Rodrigues, L. De Paula, Federica Lionetto, A. Romero Vidal, A. Semennikov, D. Brett, Yejin Zhang, S. Gregson, Maximilien Chefdeville, I. Nasteva, I. Shapoval, A. Dovbnya, M. N. Minard, J. J. Walsh, Daniel Patrick O'Hanlon, F. Meier, G. D. Lafferty, D. Hill, Maurizio Martinelli, M. Szczekowski, Roberto Calabrese
Rok vydání: 2015
Předmět:
Zdroj: Physical Review D. 92
ISSN: 1550-2368
1550-7998
Popis: We report a study of the suppressed B- -> DK-pi(+)pi(-) and favored B- -> D pi(-)pi(+)pi(-) decays, where the neutral D meson is detected through its decays to the K--/+pi(+/-) and CP -even K+K- and pi(+)pi(-) final states. The measurement is carried out using a proton-proton collision data sample collected by the LHCb experiment, corresponding to an integrated luminosity of 3.0 fb(-1). We observe the first significant signals in the CP - even final states of the D meson for both the suppressed B- -> DK-pi(+)pi(-) and favored B- -> D pi(-)pi(+)pi(-) modes, as well as in the doubly Cabibbo suppressed D -> K+pi(-) final state of the B- -> D pi(-)pi(+)pi(-) decay. Evidence for the suppressed decay B- -> DK-pi(+)pi(-), with D -> K+pi(-), is also presented. From the observed yields in the B- -> DK-pi(+)pi(-), B- -> D pi(-)pi(+)pi(-) and their charge conjugate decay modes, the most probable value of the weak phase gamma corresponds to gamma = (74(-19)(+20))degrees. This is one of the most precise single-measurement determinations of gamma to date.
Databáze: OpenAIRE