Amplitude analysis and branching fraction measurement of Bs->J/ψK+K

Autor: collaboration, L, Aaij, R, Beteta, CA, Adametz, A, Adeva, B, Adinolfi, M, Adrover, C, Affolder, A, Ajaltouni, Z, Albrecht, J, Alessio, F, Alexander, M, Ali, S, Alkhazov, G, Cartelle, PA, Jr, AAA, Amato, S, Amhis, Y, Anderlini, L, Anderson, J, Andreassen, R, Appleby, RB, Gutierrez, OA, Archilli, F, Artamonov, A, Artuso, M, Aslanides, E, Auriemma, G, Bachmann, S, Back, JJ, Baesso, C, Balagura, V, Baldini, W, Barlow, RJ, Barschel, C, Barsuk, S, Barter, W, Bates, A, Bauer, T, Bay, A, Beddow, J, Bediaga, I, Belogurov, S, Belous, K, Belyaev, I, Ben-Haim, E, Benayoun, M, Bencivenni, G, Benson, S, Benton, J, Berezhnoy, A, Bernet, R, Bettler, MO, Beuzekom, MV, Bien, A, Bifani, S, Bird, T, Bizzeti, A, Bjørnstad, PM, Blake, T, Blanc, F, Blanks, C, Blouw, J, Blusk, S, Bobrov, A, Bocci, V, Bondar, A, Bondar, N, Bonivento, W, Borghi, S, Borgia, A, Bowcock, TJV, Bowen, E, Bozzi, C, Brambach, T, Brand, JVD, Bressieux, J, Brett, D, Britsch, M, Britton, T, Brook, NH, Brown, H, Büchler-Germann, A, Burducea, I, Bursche, A, Buytaert, J, Cadeddu, S, Callot, O, Calvi, M, Gomez, MC, Camboni, A, Campana, P, Carbone, A, Carboni, G, Cardinale, R, Cardini, A, Carranza-Mejia, H, Carson, L, Akiba, KC, Casse, G, Cattaneo, M, Cauet, C, Charles, M, Charpentier, P, Chen, P, Chiapolini, N, Chrzaszcz, M, Ciba, K, Vidal, XC, Ciezarek, G, Clarke, PEL, Clemencic, M, Cliff, HV, Closier, J, Coca, C, Coco, V, Cogan, J, Cogneras, E, Collins, P, Comerma-Montells, A, Contu, A, Cook, A, Coombes, M, Corti, G, Couturier, B, Cowan, GA, Craik, D, Cunliffe, S, Currie, R, D'Ambrosio, C, David, P, David, PNY, Bonis, ID, Bruyn, KD, Capua, SD, Cian, MD, Miranda, JMD, Paula, LD, Silva, WD, Simone, PD, Decamp, D, Deckenhoff, M, Degaudenzi, H, Buono, LD, Deplano, C, Derkach, D, Deschamps, O, Dettori, F, Canto, AD, Dickens, J, Dijkstra, H, Batista, PD, Dogaru, M, Bonal, FD, Donleavy, S, Dordei, F, Suárez, AD, Dossett, D, Dovbnya, A, Dupertuis, F, Dzhelyadin, R, Dziurda, A, Dzyuba, A, Easo, S, Egede, U, Egorychev, V, Eidelman, S, Eijk, DV, Eisenhardt, S, Eitschberger, U, Ekelhof, R, Eklund, L, Rifai, IE, Elsasser, C, Elsby, D, Falabella, A, Färber, C, Fardell, G, Farinelli, C, Farry, S, Fave, V, Ferguson, D, Albor, VF, Rodrigues, FF, Ferro-Luzzi, M, Filippov, S, Fitzpatrick, C, Fontana, M, Fontanelli, F, Forty, R, Francisco, O, Frank, M, Frei, C, Frosini, M, Furcas, S, Furfaro, E, Torreira, AG, Galli, D, Gandelman, M, Gandini, P, Gao, Y, Garofoli, J, Garosi, P, Tico, JG, Garrido, L, Gaspar, C, Gauld, R, Gersabeck, E, Gersabeck, M, Gershon, T, Ghez, P, Gibson, V, Gligorov, VV, Göbel, C, Golubkov, D, Golutvin, A, Gomes, A, Gordon, H, Gándara, MG, Diaz, RG, Cardoso, LAG, Graugés, E, Graziani, G, Grecu, A, Greening, E, Gregson, S, Grünberg, O, Gui, B, Gushchin, E, Guz, Y, Gys, T, Hadjivasiliou, C, Haefeli, G, Haen, C, Haines, SC, Hall, S, Hampson, T, Hansmann-Menzemer, S, Harnew, N, Harnew, ST, Harrison, J, Harrison, PF, Hartmann, T, He, J, Heijne, V, Hennessy, K, Henrard, P, Morata, JAH, Herwijnen, EV, Hicks, E, Hill, D, Hoballah, M, Hombach, C, Hopchev, P, Hulsbergen, W, Hunt, P, Huse, T, Hussain, N, Hutchcroft, D, Hynds, D, Iakovenko, V, Ilten, P, Imong, J, Jacobsson, R, Jaeger, A, Jans, E, Jansen, F, Jaton, P, Jing, F, John, M, Johnson, D, Jones, CR, Jost, B, Kaballo, M, Kandybei, S, Karacson, M, Karbach, TM, Kenyon, IR, Kerzel, U, Ketel, T, Keune, A, Khanji, B, Kochebina, O, Komarov, I, Koopman, RF, Koppenburg, P, Korolev, M, Kozlinskiy, A, Kravchuk, L, Kreplin, K, Kreps, M, Krocker, G, Krokovny, P, Kruse, F, Kucharczyk, M, Kudryavtsev, V, Kvaratskheliya, T, Thi, VNL, Lacarrere, D, Lafferty, G, Lai, A, Lambert, D, Lambert, RW, Lanciotti, E, Lanfranchi, G, Langenbruch, C, Latham, T, Lazzeroni, C, Gac, RL, Leerdam, JV, Lees, JP, Lefèvre, R, Leflat, A, ccois, JL, Leroy, O, Li, Y, Gioi, LL, Liles, M, Lindner, R, Linn, C, Liu, B, Liu, G, Loeben, JV, Lopes, JH, Asamar, EL, Lopez-March, N, Lu, H, Luisier, J, Luo, H, Raighne, AM, Machefert, F, Machikhiliyan, IV, Maciuc, F, Maev, O, Malde, S, Manca, G, Mancinelli, G, Mangiafave, N, Marconi, U, Märki, R, Marks, J, Martellotti, G, Martens, A, Martin, L, Sánchez, AM, Martinelli, M, Santos, DM, Tostes, DM, Massafferri, A, Matev, R, Mathe, Z, Matteuzzi, C, Matveev, M, Maurice, E, Mazurov, A, McCarthy, J, McNulty, R, Meadows, B, Meier, F, Meissner, M, Merk, M, Milanes, DA, Minard, MN, Rodriguez, JM, Monteil, S, Moran, D, Morawski, P, Mountain, R, Mous, I, Muheim, F, Müller, K, Muresan, R, Muryn, B, Muster, B, Naik, P, Nakada, T, Nandakumar, R, Nasteva, I, Needham, M, Neufeld, N, Nguyen, AD, Nguyen, TD, Nguyen-Mau, C, Nicol, M, Niess, V, Niet, R, Nikitin, N, Nikodem, T, Nisar, S, Nomerotski, A, Novoselov, A, Oblakowska-Mucha, A, Obraztsov, V, Oggero, S, Ogilvy, S, Okhrimenko, O, Oldeman, R, Orlandea, M, Goicochea, JMO, Owen, P, Pal, BK, Palano, A, Palutan, M, Panman, J, Papanestis, A, Pappagallo, M, Parkes, C, Parkinson, CJ, Passaleva, G, Patel, GD, Patel, M, Patrick, GN, Patrignani, C, Pavel-Nicorescu, C, Alvarez, AP, Pellegrino, A, Penso, G, Altarelli, MP, Perazzini, S, Perego, DL, Trigo, EP, Yzquierdo, APC, Perret, P, Perrin-Terrin, M, Pessina, G, Petridis, K, Petrolini, A, Phan, A, Olloqui, EP, Pietrzyk, B, vr, TP, Pinci, D, Playfer, S, Casasus, MP, Polci, F, Polok, G, Poluektov, A, Polycarpo, E, Popov, D, Popovici, B, Potterat, C, Powell, A, Prisciandaro, J, Pugatch, V, Navarro, AP, Qian, W, Rademacker, JH, Rakotomiaramanana, B, Rangel, MS, Raniuk, I, Rauschmayr, N, Raven, G, Redford, S, Reid, MM, Reis, ACD, Ricciardi, S, Richards, A, Rinnert, K, Molina, VR, Romero, DAR, Robbe, P, Rodrigues, E, Perez, PR, Rogers, GJ, Roiser, S, Romanovsky, V, Vidal, AR, Rouvinet, J, Ruf, T, Ruiz, H, Sabatino, G, Silva, JJS, Sagidova, N, Sail, P, Saitta, B, Salzmann, C, Sedes, BS, Sannino, M, Santacesaria, R, Rios, CS, Santovetti, E, Sapunov, M, Sarti, A, Satriano, C, Satta, A, Savrie, M, Savrina, D, Schaack, P, Schiller, M, Schindler, H, Schleich, S, Schlupp, M, Schmelling, M, Schmidt, B, Schneider, O, Schopper, A, Schune, MH, Schwemmer, R, Sciascia, B, Sciubba, A, Seco, M, Semennikov, A, Senderowska, K, Sepp, I, Serra, N, Serrano, J, Seyfert, P, Shapkin, M, Shapoval, I, Shatalov, P, Shcheglov, Y, Shears, T, Shekhtman, L, Shevchenko, O, Shevchenko, V, Shires, A, Coutinho, RS, Skwarnicki, T, Smith, NA, Smith, E, Smith, M, Sobczak, K, Sokoloff, MD, Soler, FJP, Soomro, F, Souza, D, Paula, BSD, Spaan, B, Sparkes, A, Spradlin, P, Stagni, F, Stahl, S, Steinkamp, O, Stoica, S, Stone, S, Storaci, B, Straticiuc, M, Straumann, U, Subbiah, VK, Swientek, S, Syropoulos, V, Szczekowski, M, Szczypka, P, Szumlak, T, T'Jampens, S, Teklishyn, M, Teodorescu, E, Teubert, F, Thomas, C, Thomas, E, Tilburg, JV, Tisserand, V, Tobin, M, Tolk, S, Tonelli, D, Topp-Joergensen, S, Torr, N, Tournefier, E, Tourneur, S, Tran, MT, Tresch, M, Tsaregorodtsev, A, Tsopelas, P, Tuning, N, Garcia, MU, Ukleja, A, Urner, D, Uwer, U, Vagnoni, V, Valenti, G, Gomez, RV, Regueiro, PV, Vecchi, S, Velthuis, JJ, Veltri, M, Veneziano, G, Vesterinen, M, Viaud, B, Vieira, D, Vilasis-Cardona, X, Vollhardt, A, Volyanskyy, D, Voong, D, Vorobyev, A, Vorobyev, V, Voß, C, Voss, H, Waldi, R, Wallace, R, Wandernoth, S, Wang, J, Ward, DR, Watson, NK, Webber, AD, Websdale, D, Whitehead, M, Wicht, J, Wiechczynski, J, Wiedner, D, Wiggers, L, Wilkinson, G, Williams, MP, Williams, M, Wilson, FF, Wishahi, J, Witek, M, Witzeling, W, Wotton, SA, Wright, S, Wu, S, Wyllie, K, Xie, Y, Xing, F, Xing, Z, Yang, Z, Young, R, Yuan, X, Yushchenko, O, Zangoli, M, Zavertyaev, M, Zhang, F, Zhang, L, Zhang, WC, Zhang, Y, Zhelezov, A, Zhokhov, A, Zhong, L, Zvyagin, A
Jazyk: angličtina
Rok vydání: 2013
Předmět:
Zdroj: Phys. Rev. D. 87(7)
ISSN: 1550-2368
1550-7998
Popis: An amplitude analysis of the final state structure in the Bs->J/\psi K+K- decay mode is performed using 1.0/fb of data collected by the LHCb experiment in 7 TeV center-of-mass energy pp collisions produced by the LHC. A modified Dalitz plot analysis of the final state is performed using both the invariant mass spectra and the decay angular distributions. Resonant structures are observed in the K+K- mass spectrum as well as a significant non-resonant S-wave contribution. The largest resonant component is the \phi(1020), accompanied by f0(980), f'2(1525), and four additional resonances. The overall branching fraction is measured to be B(Bs->J/\psi K+K-)=(7.70 +/-0.08 +/- 0.39 +/- 0.60)x 10^(-4), where the first uncertainty is statistical, the second systematic, and the third due to the ratio of the number of Bs to B- mesons produced. The mass and width of the f'2(1525) are measured to be 1522.2 +/- 2.8^{+5.3}_{-2.0} MeV and 84 +/- 6^{+10}_{-5} MeV, respectively. The final state fractions of the other resonant states are also reported.
Databáze: OpenAIRE