Observation of the suppressed ADS modes B →[πKππ]DKand B →[πKππ]Dπ

Autor: Bediaga, I, De Miranda, JM, Rodrigues, FF, Massafferri, A, Nasteva, I, dos Reis, AC, Wilkinson, G, Amato, S, Akiba, KC, De Paula, L, Francisco, O, Gandelman, M, Gomes, A, Lopes, JH, Tostes, DM, Goicochea, JMO, Polycarpo, E, Rangel, MS, De Paula, BS, Vieira, D, Chen, P, Gao, Y, Jing, F, Li, Y, Liu, B, Lu, H, Wu, S, Yang, Z, Yuan, X, Zhang, F, Zhang, Y, Zhong, L, De Bonis, I, Decamp, D, Ghez, P, Hopchev, P, Lees, J-P, Machikhiliyan, IV, Minard, M-N, Pietrzyk, B, Qian, W, T'Jampens, S, Tisserand, V, Tournefier, E, Ajaltouni, Z, Cogneras, E, Deschamps, O, Rifai, IE, Gándara, MG, Henrard, P, Hoballah, M, Lefèvre, R, Gioi, LL, Monteil, S, Niess, V, Perret, P, Romero, DR, Adrover, C, Aslanides, E, Cogan, J, Le Gac, R, Leroy, O, Mancinelli, G, Maurice, E, Perrin-Terrin, M, Sapunov, M, Serrano, J, Tsaregorodtsev, A, Amhis, Y, Barsuk, S, Callot, O, He, J, Kochebina, O, Lefrançois, J, Machefert, F, Sánchez, AM, Nicol, M, Robbe, P, Schune, M-H, Teklishyn, M, Viaud, B, Ben-Haim, E, Benayoun, M, Coquereau, S, David, P, Del Buono, L, Martens, A, Milanes, DA, Polci, F, Albrecht, J, Brambach, T, Cauet, C, Deckenhoff, M, Eitschberger, U, Ekelhof, R, Kaballo, M, Kruse, F, Meier, F, Niet, R, Schlupp, M, Spaan, B, Swientek, S, Wishahi, J, Gutierrez, OA, Britsch, M, Fontana, M, Popov, D, Schmelling, M, Volyanskyy, D, Voss, H, Zavertyaev, M, Bachmann, S, Bien, A, Blouw, J, Di Canto, A, Dordei, F, Färber, C, Gersabeck, E, Hansmann-Menzemer, S, Jaeger, A, Kreplin, K, Krocker, G, Leverington, B, Linn, C, Marks, J, Meissner, M, Nikodem, T, Seyfert, P, Stahl, S, van Tilburg, J, Uwer, U, Wandernoth, S, Wiedner, D, Zhelezov, A, Bifani, S, Farry, S, Ilten, P, McNulty, R, Wallace, R, Zhang, WC, Palano, A, Carbone, A, Derkach, D, Falabella, A, Galli, D, Marconi, U, Perazzini, S, Vagnoni, V, Valenti, G, Zangoli, M, Bonivento, W, Cadeddu, S, Cardini, A, Contu, A, Lai, A, Manca, G, Oldeman, R, Saitta, B, Baldini, W, Bozzi, C, Mazurov, A, Savrie, M, Vecchi, S, Anderlini, L, Bizzeti, A, Frosini, M, Graziani, G, Passaleva, G, Veltri, M, Archilli, F, Bencivenni, G, Campana, P, De Simone, P, Lanfranchi, G, Palutan, M, Sarti, A, Sciascia, B, Soomro, F, Cardinale, R, Fontanelli, F, Patrignani, C, Petrolini, A, Sannino, M, Calvi, M, Furcas, S, Khanji, B, Kucharczyk, M, von Loeben, J, Matteuzzi, C, Perego, DL, Pessina, G, Amerio, S, Busetto, G, Lucchesi, D, Bedeschi, F, Leo, S, Morello, MJ, Punzi, G, Ruffini, F, Carboni, G, Furfaro, E, Santovetti, E, Satta, A, Alves, AA, Auriemma, G, Bocci, V, Martellotti, G, Penso, G, Pinci, D, Sabatino, G, Santacesaria, R, Satriano, C, Sciubba, A, Chrzaszcz, M, Dziurda, A, Morawski, P, Polok, G, Wiechczynski, J, Witek, M, Idzik, M, Muryn, B, Oblakowska-Mucha, A, Senderowska, K, Szumlak, T, Szczekowski, M, Ukleja, A, Burducea, I, Coca, C, Dogaru, M, Grecu, A, Maciuc, F, Muresan, R, Orlandea, M, Pavel-Nicorescu, C, Popovici, B, Stoica, S, Straticiuc, M, Teodorescu, E, Alkhazov, G, Bondar, N, Dzyuba, A, Maev, O, Sagidova, N, Shcheglov, Y, Vorobyev, A, Balagura, V, Belogurov, S, Belyaev, I, Egorychev, V, Golubkov, D, Kvaratskheliya, T, Savrina, D, Semennikov, A, Shatalov, P, Shevchenko, V, Zhokhov, A, Berezhnoy, A, Komarov, I, Korolev, M, Leflat, A, Nikitin, N, Filippov, S, Gushchin, E, Kravchuk, L, Bondar, A, Eidelman, S, Krokovny, P, Kudryavtsev, V, Poluektov, A, Shekhtman, L, Vorobyev, V, Artamonov, A, Belous, K, Dzhelyadin, R, Guz, Y, Novoselov, A, Obraztsov, V, Romanovsky, V, Shapkin, M, Yushchenko, O, Beteta, CA, Gomez, MC, Camboni, A, Comerma-Montells, A, Campos, MDO, Garrido, L, Diaz, RG, Graugés, E, Asamar, EL, Yzquierdo, AP-C, Olloqui, EP, Potterat, C, Molina, VR, Ruiz, H, Valls, PR, Gomez, RV, Vilasis-Cardona, X, Adeva, B, Cartelle, PA, Vidal, XC, Suárez, AD, Albor, VF, Torreira, AG, Morata, JAH, Alvarez, AP, Trigo, EP, Casasus, MP, Perez, PR, Vidal, AR, Silva, JS, Sedes, BS, Rios, CS, Seco, M, Regueiro, PV, Alessio, F, Barschel, C, Blake, T, Buytaert, J, Cattaneo, M, Charpentier, P, Ciba, K, Clemencic, M, Closier, J, Collins, P, Corti, G, Couturier, B, D'Ambrosio, C, Dijkstra, H, Easo, S, Ferro-Luzzi, M, Fitzpatrick, C, Forty, R, Frank, M, Frei, C, Gaspar, C, Gershon, T, Gligorov, VV, Golutvin, A, Cardoso, LG, Gys, T, Haen, C, van Herwijnen, E, Jacobsson, R, Jost, B, Karacson, M, Karbach, TM, Kerzel, U, Lacarrere, D, Lanciotti, E, Langenbruch, C, Lindner, R, Liu, G, Lohn, S, Matev, R, Mathe, Z, Neufeld, N, Panman, J, Altarelli, MP, Rauschmayr, N, Roiser, S, Ruf, T, Schindler, H, Schmidt, B, Schopper, A, Schwemmer, R, Shapoval, I, Shears, T, Stagni, F, Subbiah, VK, Szczypka, P, Teubert, F, Thomas, E, Tonelli, D, Garcia, MU, Vesterinen, M, Wicht, J, Wyllie, K, Xie, Y, Zvyagin, A, Bay, A, Blanc, F, Bressieux, J, Cowan, GA, Dupertuis, F, Fave, V, Haefeli, G, Jaton, P, Keune, A, La Thi, VN, Lopez-March, N, Luisier, J, Märki, R, Muster, B, Nakada, T, Nguyen, AD, Nguyen, TD, Nguyen-Mau, C, Prisciandaro, J, Navarro, AP, Rakotomiaramanana, B, Rouvinet, J, Schneider, O, Tourneur, S, Tran, MT, Veneziano, G, Anderson, J, Bernet, R, Bowen, E, Bursche, A, Chiapolini, N, De Cian, M, Elsasser, C, Müller, K, Salzmann, C, Serra, N, Steinkamp, O, Storaci, B, Straumann, U, Tobin, M, Tresch, M, Vollhardt, A, Aaij, R, Ali, S, Bauer, T, van Beuzekom, M, Coco, V, David, PNY, De Bruyn, K, van Eijk, D, Farinelli, C, Heijne, V, Hulsbergen, W, Jans, E, Koppenburg, P, Kozlinskiy, A, van Leerdam, J, Martinelli, M, Merk, M, Mous, I, Oggero, S, Pellegrino, A, Tsopelas, P, Tuning, N, Wiggers, L, van den Brand, J, Dettori, F, Ketel, T, Koopman, RF, Lambert, RW, Santos, DM, Raven, G, Schiller, M, Syropoulos, V, Tolk, S, Dovbnya, A, Kandybei, S, Raniuk, I, Shevchenko, O, Iakovenko, V, Okhrimenko, O, Pugatch, V, Elsby, D, Kenyon, IR, Lazzeroni, C, McCarthy, J, Watson, NK, Adinolfi, M, Benton, J, Brook, NH, Cook, A, Coombes, M, Hampson, T, Harnew, ST, Naik, P, Rademacker, JH, Souza, D, Velthuis, JJ, Voong, D, Barter, W, Bettler, M-O, Cliff, HV, Tico, JG, Gibson, V, Gregson, S, Haines, SC, Jones, CR, Ward, DR, Wotton, SA, Wright, S, Back, JJ, Craik, D, Dossett, D, Kreps, M, Latham, T, Pilǎr, T, Reid, MM, Coutinho, RS, Whitehead, M, Williams, MP, Nandakumar, R, Papanestis, A, Patrick, GN, Ricciardi, S, Smith, E, Wilson, FF, Benson, S, Carranza-Mejia, H, Clarke, PEL, Currie, R, Eisenhardt, S, Fardell, G, Ferguson, D, Lambert, D, Luo, H, Muheim, F, Needham, M, Playfer, S, Sparkes, A, Young, R, Alexander, M, Beddow, J, Eklund, L, Hynds, D, Ogilvy, S, Pappagallo, M, Sail, P, Soler, FJP, Spradlin, P, Affolder, A, Bowcock, TJV, Brown, H, Casse, G, Donleavy, S, Hennessy, K, Hicks, E, Huse, T, Hutchcroft, D, Liles, M, Patel, GD, Rinnert, K, Smith, NA, Carson, L, Ciezarek, G, Cunliffe, S, Egede, U, Hall, S, Owen, P, Parkinson, CJ, Patel, M, Petridis, K, Richards, A, Schaack, P, Sepp, I, Shires, A, Websdale, D, Appleby, RB, Barlow, RJ, Bird, T, Bjørnstad, PM, Borghi, S, Brett, D, De Capua, S, Garosi, P, Gersabeck, M, Harrison, J, Hombach, C, Lafferty, G, Mcnab, A, Moran, D, Parkes, C, Rodrigues, E, 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Rok vydání: 2013
Zdroj: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics. 723(1-3)
ISSN: 0370-2693
Popis: An analysis of B → DK and B → Dπ decays is presented where the D meson is reconstructed in the four-body nal state Kπππ. Using LHCb data corresponding to an integrated luminosity of 1.0fb1, rst observations are made of the suppressed ADS modes B →[πKππ]D K and B → [πKππ]Dπ with a signicance of 5.1σ and greater than 10σ, respectively. Measurements of CP asymmetries and CP-conserving ratios of partial widths from this family of decays are also performed. The magnitude of the ratio between the suppressed and favoured B → DK amplitudes is determined to be r = 0.097 ±0.011. © 2013 CERN. Published by Elsevier B.V.
Databáze: OpenAIRE