1. Study of charmonium production in
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R, Aaij, B, Adeva, M, Adinolfi, Z, Ajaltouni, S, Akar, J, Albrecht, F, Alessio, M, Alexander, S, Ali, G, Alkhazov, P, Alvarez Cartelle, A A, Alves, S, Amato, S, Amerio, Y, Amhis, L, An, L, Anderlini, G, Andreassi, M, Andreotti, J E, Andrews, R B, Appleby, F, Archilli, P, d'Argent, J, Arnau Romeu, A, Artamonov, M, Artuso, E, Aslanides, G, Auriemma, M, Baalouch, I, Babuschkin, S, Bachmann, J J, Back, A, Badalov, C, Baesso, S, Baker, V, Balagura, W, Baldini, A, Baranov, R J, Barlow, C, Barschel, S, Barsuk, W, Barter, F, Baryshnikov, M, Baszczyk, V, Batozskaya, V, Battista, A, Bay, L, Beaucourt, J, Beddow, F, Bedeschi, I, Bediaga, A, Beiter, L J, Bel, V, Bellee, N, Belloli, K, Belous, I, Belyaev, E, Ben-Haim, G, Bencivenni, S, Benson, S, Beranek, A, Berezhnoy, R, Bernet, A, Bertolin, C, Betancourt, F, Betti, M-O, Bettler, M, van Beuzekom, Ia, Bezshyiko, S, Bifani, P, Billoir, A, Birnkraut, A, Bitadze, A, Bizzeti, T, Blake, F, Blanc, J, Blouw, S, Blusk, V, Bocci, T, Boettcher, A, Bondar, N, Bondar, W, Bonivento, I, Bordyuzhin, A, Borgheresi, S, Borghi, M, Borisyak, M, Borsato, F, Bossu, M, Boubdir, T J V, Bowcock, E, Bowen, C, Bozzi, S, Braun, T, Britton, J, Brodzicka, E, Buchanan, C, Burr, A, Bursche, J, Buytaert, S, Cadeddu, R, Calabrese, M, Calvi, M, Calvo Gomez, A, Camboni, P, Campana, D H, Campora Perez, L, Capriotti, A, Carbone, G, Carboni, R, Cardinale, A, Cardini, P, Carniti, L, Carson, K, Carvalho Akiba, G, Casse, L, Cassina, L, Castillo Garcia, M, Cattaneo, G, Cavallero, R, Cenci, D, Chamont, M, Charles, Ph, Charpentier, G, Chatzikonstantinidis, M, Chefdeville, S, Chen, S F, Cheung, V, Chobanova, M, Chrzaszcz, A, Chubykin, X, Cid Vidal, G, Ciezarek, P E L, Clarke, M, Clemencic, H V, Cliff, J, Closier, V, Coco, J, Cogan, E, Cogneras, V, Cogoni, L, Cojocariu, P, Collins, A, Comerma-Montells, A, Contu, A, Cook, G, Coombs, S, Coquereau, G, Corti, M, Corvo, C M, Costa Sobral, B, Couturier, G A, Cowan, D C, Craik, A, Crocombe, M, Cruz Torres, R, Currie, C, D'Ambrosio, F, Da Cunha Marinho, E, Dall'Occo, J, Dalseno, A, Davis, K, De Bruyn, S, De Capua, M, De Cian, J M, De Miranda, L, De Paula, M, De Serio, P, De Simone, C T, Dean, D, Decamp, M, Deckenhoff, L, Del Buono, H-P, Dembinski, M, Demmer, A, Dendek, D, Derkach, O, Deschamps, F, Dettori, B, Dey, A, Di Canto, P, Di Nezza, H, Dijkstra, F, Dordei, M, Dorigo, A, Dosil Suárez, A, Dovbnya, K, Dreimanis, L, Dufour, G, Dujany, K, Dungs, P, Durante, R, Dzhelyadin, M, Dziewiecki, A, Dziurda, A, Dzyuba, N, Déléage, S, Easo, M, Ebert, U, Egede, V, Egorychev, S, Eidelman, S, Eisenhardt, U, Eitschberger, R, Ekelhof, L, Eklund, S, Ely, S, Esen, H M, Evans, T, Evans, A, Falabella, N, Farley, S, Farry, R, Fay, D, Fazzini, D, Ferguson, G, Fernandez, A, Fernandez Prieto, F, Ferrari, F, Ferreira Rodrigues, M, Ferro-Luzzi, S, Filippov, R A, Fini, M, Fiore, M, Fiorini, M, Firlej, C, Fitzpatrick, T, Fiutowski, F, Fleuret, K, Fohl, M, Fontana, F, Fontanelli, D C, Forshaw, R, Forty, V, Franco Lima, M, Frank, C, Frei, J, Fu, W, Funk, E, Furfaro, C, Färber, A, Gallas Torreira, D, Galli, S, Gallorini, S, Gambetta, M, Gandelman, P, Gandini, Y, Gao, L M, Garcia Martin, J, García Pardiñas, J, Garra Tico, L, Garrido, P J, Garsed, D, Gascon, C, Gaspar, L, Gavardi, G, Gazzoni, D, Gerick, E, Gersabeck, M, Gersabeck, T, Gershon, Ph, Ghez, S, Gianì, V, Gibson, O G, Girard, L, Giubega, K, Gizdov, V V, Gligorov, D, Golubkov, A, Golutvin, A, Gomes, I V, Gorelov, C, Gotti, E, Govorkova, R, Graciani Diaz, L A, Granado Cardoso, E, Graugés, E, Graverini, G, Graziani, A, Grecu, R, Greim, P, Griffith, L, Grillo, B R, Gruberg Cazon, O, Grünberg, E, Gushchin, Yu, Guz, T, Gys, C, Göbel, T, Hadavizadeh, C, Hadjivasiliou, G, Haefeli, C, Haen, S C, Haines, B, Hamilton, X, Han, S, Hansmann-Menzemer, N, Harnew, S T, Harnew, J, Harrison, M, Hatch, J, He, T, Head, A, Heister, K, Hennessy, P, Henrard, L, Henry, E, van Herwijnen, M, Heß, A, Hicheur, D, Hill, C, Hombach, P H, Hopchev, Z-C, Huard, W, Hulsbergen, T, Humair, M, Hushchyn, D, Hutchcroft, M, Idzik, P, Ilten, R, Jacobsson, J, Jalocha, E, Jans, A, Jawahery, F, Jiang, M, John, D, Johnson, C R, Jones, C, Joram, B, Jost, N, Jurik, S, Kandybei, M, Karacson, J M, Kariuki, S, Karodia, M, Kecke, M, Kelsey, M, Kenzie, T, Ketel, E, Khairullin, B, Khanji, C, Khurewathanakul, T, Kirn, S, Klaver, K, Klimaszewski, T, Klimkovich, S, Koliiev, M, Kolpin, I, Komarov, R, Kopecna, P, Koppenburg, A, Kosmyntseva, S, Kotriakhova, M, Kozeiha, L, Kravchuk, M, Kreps, P, Krokovny, F, Kruse, W, Krzemien, W, Kucewicz, M, Kucharczyk, V, Kudryavtsev, A K, Kuonen, K, Kurek, T, Kvaratskheliya, D, Lacarrere, G, Lafferty, A, Lai, G, Lanfranchi, C, Langenbruch, T, Latham, C, Lazzeroni, R, Le Gac, J, van Leerdam, A, Leflat, J, Lefrançois, R, Lefèvre, F, Lemaitre, E, Lemos Cid, O, Leroy, T, Lesiak, B, Leverington, T, Li, Y, Li, Z, Li, T, Likhomanenko, R, Lindner, F, Lionetto, X, Liu, D, Loh, I, Longstaff, J H, Lopes, D, Lucchesi, M, Lucio Martinez, H, Luo, A, Lupato, E, Luppi, O, Lupton, A, Lusiani, X, Lyu, F, Machefert, F, Maciuc, O, Maev, K, Maguire, S, Malde, A, Malinin, T, Maltsev, G, Manca, G, Mancinelli, P, Manning, J, Maratas, J F, Marchand, U, Marconi, C, Marin Benito, M, Marinangeli, P, Marino, J, Marks, G, Martellotti, M, Martin, M, Martinelli, D, Martinez Santos, F, Martinez Vidal, D, Martins Tostes, L M, Massacrier, A, Massafferri, R, Matev, A, Mathad, Z, Mathe, C, Matteuzzi, A, Mauri, E, Maurice, B, Maurin, A, Mazurov, M, McCann, A, McNab, R, McNulty, B, Meadows, F, Meier, D, Melnychuk, M, Merk, A, Merli, E, Michielin, D A, Milanes, M-N, Minard, D S, Mitzel, A, Mogini, J, Molina Rodriguez, I A, Monroy, S, Monteil, M, Morandin, M J, Morello, O, Morgunova, J, Moron, A B, Morris, R, Mountain, F, Muheim, M, Mulder, M, Mussini, D, Müller, J, Müller, K, Müller, V, Müller, P, Naik, T, Nakada, R, Nandakumar, A, Nandi, I, Nasteva, M, Needham, N, Neri, S, Neubert, N, Neufeld, M, Neuner, T D, Nguyen, C, Nguyen-Mau, S, Nieswand, R, Niet, N, Nikitin, T, Nikodem, A, Nogay, A, Novoselov, D P, O'Hanlon, A, Oblakowska-Mucha, V, Obraztsov, S, Ogilvy, R, Oldeman, C J G, Onderwater, A, Ossowska, J M, Otalora Goicochea, P, Owen, A, Oyanguren, P R, Pais, A, Palano, M, Palutan, A, Papanestis, M, Pappagallo, L L, Pappalardo, C, Pappenheimer, W, Parker, C, Parkes, G, Passaleva, A, Pastore, M, Patel, C, Patrignani, A, Pearce, A, Pellegrino, G, Penso, M, Pepe Altarelli, S, Perazzini, P, Perret, L, Pescatore, K, Petridis, A, Petrolini, A, Petrov, M, Petruzzo, E, Picatoste Olloqui, B, Pietrzyk, M, Pikies, D, Pinci, A, Pistone, A, Piucci, V, Placinta, S, Playfer, M, Plo Casasus, T, Poikela, F, Polci, M, Poli Lener, A, Poluektov, I, Polyakov, E, Polycarpo, G J, Pomery, S, Ponce, A, Popov, D, Popov, B, Popovici, S, Poslavskii, C, Potterat, E, Price, J, Prisciandaro, C, Prouve, V, Pugatch, A, Puig Navarro, G, Punzi, W, Qian, R, Quagliani, B, Rachwal, J H, Rademacker, M, Rama, M, Ramos Pernas, M S, Rangel, I, Raniuk, F, Ratnikov, G, Raven, F, Redi, S, Reichert, A C, Dos Reis, C, Remon Alepuz, V, Renaudin, S, Ricciardi, S, Richards, M, Rihl, K, Rinnert, V, Rives Molina, P, Robbe, A B, Rodrigues, E, Rodrigues, J A, Rodriguez Lopez, P, Rodriguez Perez, A, Rogozhnikov, S, Roiser, A, Rollings, V, Romanovskiy, A, Romero Vidal, J W, Ronayne, M, Rotondo, M S, Rudolph, T, Ruf, P, Ruiz Valls, J J, Saborido Silva, E, Sadykhov, N, Sagidova, B, Saitta, V, Salustino Guimaraes, D, Sanchez Gonzalo, C, Sanchez Mayordomo, B, Sanmartin Sedes, R, Santacesaria, C, Santamarina Rios, M, Santimaria, E, Santovetti, A, Sarti, C, Satriano, A, Satta, D M, Saunders, D, Savrina, S, Schael, M, Schellenberg, M, Schiller, H, Schindler, M, Schlupp, M, Schmelling, T, Schmelzer, B, Schmidt, O, Schneider, A, Schopper, H F, Schreiner, K, Schubert, M, Schubiger, M-H, Schune, R, Schwemmer, B, Sciascia, A, Sciubba, A, Semennikov, A, Sergi, N, Serra, J, Serrano, L, Sestini, P, Seyfert, M, Shapkin, I, Shapoval, Y, Shcheglov, T, Shears, L, Shekhtman, V, Shevchenko, B G, Siddi, R, Silva Coutinho, L, Silva de Oliveira, G, Simi, S, Simone, M, Sirendi, N, Skidmore, T, Skwarnicki, E, Smith, I T, Smith, J, Smith, M, Smith, L, Soares Lavra, M D, Sokoloff, F J P, Soler, B, Souza De Paula, B, Spaan, P, Spradlin, S, Sridharan, F, Stagni, M, Stahl, S, Stahl, P, Stefko, S, Stefkova, O, Steinkamp, S, Stemmle, O, Stenyakin, H, Stevens, S, Stoica, S, Stone, B, Storaci, S, Stracka, M E, Stramaglia, M, Straticiuc, U, Straumann, L, Sun, W, Sutcliffe, K, Swientek, V, Syropoulos, M, Szczekowski, T, Szumlak, S, T'Jampens, A, Tayduganov, T, Tekampe, M, Teklishyn, G, Tellarini, F, Teubert, E, Thomas, J, van Tilburg, M J, Tilley, V, Tisserand, M, Tobin, S, Tolk, L, Tomassetti, D, Tonelli, S, Topp-Joergensen, F, Toriello, R, Tourinho Jadallah Aoude, E, Tournefier, S, Tourneur, K, Trabelsi, M, Traill, M T, Tran, M, Tresch, A, Trisovic, A, Tsaregorodtsev, P, Tsopelas, A, Tully, N, Tuning, A, Ukleja, A, Usachov, A, Ustyuzhanin, U, Uwer, C, Vacca, V, Vagnoni, A, Valassi, S, Valat, G, Valenti, R, Vazquez Gomez, P, Vazquez Regueiro, S, Vecchi, M, van Veghel, J J, Velthuis, M, Veltri, G, Veneziano, A, Venkateswaran, T A, Verlage, M, Vernet, M, Vesterinen, J V, Viana Barbosa, B, Viaud, D, Vieira, M, Vieites Diaz, H, Viemann, X, Vilasis-Cardona, M, Vitti, V, Volkov, A, Vollhardt, B, Voneki, A, Vorobyev, V, Vorobyev, C, Voß, J A, de Vries, C, Vázquez Sierra, R, Waldi, C, Wallace, R, Wallace, J, Walsh, J, Wang, D R, Ward, H M, Wark, N K, Watson, D, Websdale, A, Weiden, M, Whitehead, J, Wicht, G, Wilkinson, M, Wilkinson, M, Williams, M P, Williams, T, Williams, F F, Wilson, J, Wimberley, M A, Winn, J, Wishahi, W, Wislicki, M, Witek, G, Wormser, S A, Wotton, K, Wraight, K, Wyllie, Y, Xie, Z, Xu, Z, Yang, Y, Yao, H, Yin, J, Yu, X, Yuan, O, Yushchenko, K A, Zarebski, M, Zavertyaev, L, Zhang, Y, Zhang, A, Zhelezov, Y, Zheng, X, Zhu, V, Zhukov, and S, Zucchelli
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Regular Article - Experimental Physics - Abstract
Using decays to \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$\phi $$\end{document}ϕ-meson pairs, the inclusive production of charmonium states in \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$${b} $$\end{document}b-hadron decays is studied with pp collision data corresponding to an integrated luminosity of \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$3.0 {\,\mathrm{fb}}^{-1} $$\end{document}3.0fb-1, collected by the LHCb experiment at centre-of-mass energies of 7 and 8 TeV. Denoting by \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$${\mathcal {B}} _C \equiv {\mathcal {B}} ( {{b}} \!\rightarrow C X ) \times {\mathcal {B}} ( C\!\rightarrow \phi \phi )$$\end{document}BC≡B(b→CX)×B(C→ϕϕ) the inclusive branching fraction of a \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$${{b}} $$\end{document}b hadron to a charmonium state C that decays into a pair of \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$\phi $$\end{document}ϕ mesons, ratios \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{C_1}_{C_2}\equiv {\mathcal {B}} _{C_1} / {\mathcal {B}} _{C_2}$$\end{document}RC2C1≡BC1/BC2 are determined as \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{{\upchi _{{{c}} 0}}}_{{\eta _{{c}}} (1S)} = 0.147 \pm 0.023 \pm 0.011$$\end{document}Rηc(1S)χc0=0.147±0.023±0.011, \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{{\upchi _{{{c}} 1}}}_{{\eta _{{c}}} (1S)} = 0.073 \pm 0.016 \pm 0.006$$\end{document}Rηc(1S)χc1=0.073±0.016±0.006, \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{{\upchi _{{{c}} 2}}}_{{\eta _{{c}}} (1S)} = 0.081 \pm 0.013 \pm 0.005$$\end{document}Rηc(1S)χc2=0.081±0.013±0.005, \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{{\upchi _{{{c}} 1}}}_{{\upchi _{{{c}} 0}}} = 0.50 \pm 0.11 \pm 0.01$$\end{document}Rχc0χc1=0.50±0.11±0.01, \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{{\upchi _{{{c}} 2}}}_{{\upchi _{{{c}} 0}}} = 0.56 \pm 0.10 \pm 0.01$$\end{document}Rχc0χc2=0.56±0.10±0.01 and \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{{\eta _{{c}}} (2S)}_{{\eta _{{c}}} (1S)} = 0.040 \pm 0.011 \pm 0.004$$\end{document}Rηc(1S)ηc(2S)=0.040±0.011±0.004. Here and below the first uncertainties are statistical and the second systematic. Upper limits at 90% confidence level for the inclusive production of X(3872), X(3915) and \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$${\upchi _{{{c}} 2}} (2P)$$\end{document}χc2(2P) states are obtained as \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$R^{X(3872)}_{{\upchi _{{{c}} 1}}} < 0.34$$\end{document}Rχc1X(3872)
- Published
- 2017