Probing the nature of the χc1(3872) state using radiative decays

IF 5.4 1区 物理与天体物理 Q1 Physics and Astronomy
The LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb, C. Abellan Beteta, F. Abudinén, T. Ackernley, A. A. Adefisoye, B. Adeva, M. Adinolfi, P. Adlarson, C. Agapopoulou, C. A. Aidala, Z. Ajaltouni, S. Akar, K. Akiba, P. Albicocco, J. Albrecht, F. Alessio, M. Alexander, Z. Aliouche, P. Alvarez Cartelle, R. Amalric, S. Amato, J. L. Amey, Y. Amhis, L. An, L. Anderlini, M. Andersson, A. Andreianov, P. Andreola, M. Andreotti, D. Andreou, A. Anelli, D. Ao, F. Archilli, M. Argenton, S. Arguedas Cuendis, A. Artamonov, M. Artuso, E. Aslanides, R. Ataide Da Silva, M. Atzeni, B. Audurier, D. Bacher, I. Bachiller Perea, S. Bachmann, M. Bachmayer, J. J. Back, P. Baladron Rodriguez, V. Balagura, W. Baldini, L. Balzani, H. Bao, J. Baptista de Souza Leite, C. Barbero Pretel, M. Barbetti, I. R. Barbosa, R. J. Barlow, M. Barnyakov, S. Barsuk, W. Barter, M. Bartolini, J. Bartz, J. M. Basels, S. Bashir, G. Bassi, B. Batsukh, P. B. Battista, A. Bay, A. Beck, M. Becker, F. Bedeschi, I. B. Bediaga, N. B. Behling, S. Belin, V. Bellee, K. Belous, I. Belov, I. Belyaev, G. Benane, G. Bencivenni, E. Ben-Haim, A. Berezhnoy, R. Bernet, S. Bernet Andres, A. Bertolin, C. Betancourt, F. Betti, J. Bex, Ia. Bezshyiko, J. Bhom, M. S. Bieker, N. V. Biesuz, P. Billoir, A. Biolchini, M. Birch, F. C. R. Bishop, A. Bitadze, A. Bizzeti, T. Blake, F. Blanc, J. E. Blank, S. Blusk, V. Bocharnikov, J. A. Boelhauve, O. Boente Garcia, T. Boettcher, A. Bohare, A. Boldyrev, C. S. Bolognani, R. Bolzonella, N. Bondar, F. Borgato, S. Borghi, M. Borsato, J. T. Borsuk, S. A. Bouchiba, M. Bovill, T. J. V. Bowcock, A. Boyer, C. Bozzi, A. Brea Rodriguez, N. Breer, J. Brodzicka, A. Brossa Gonzalo, J. Brown, D. Brundu, E. Buchanan, A. Buonaura, L. Buonincontri, A. T. Burke, C. Burr, A. Butkevich, J. S. Butter, J. Buytaert, W. Byczynski, S. Cadeddu, H. Cai, A. C. Caillet, R. Calabrese, S. Calderon Ramirez, L. Calefice, S. Cali, M. Calvi, M. Calvo Gomez, P. Camargo Magalhaes, J. I. Cambon Bouzas, P. Campana, D. H. Campora Perez, A. F. Campoverde Quezada, S. Capelli, L. Capriotti, R. Caravaca-Mora, A. Carbone, L. Carcedo Salgado, R. Cardinale, A. Cardini, P. Carniti, L. Carus, A. Casais Vidal, R. Caspary, G. Casse, J. Castro Godinez, M. Cattaneo, G. Cavallero, V. Cavallini, S. Celani, D. Cervenkov, S. Cesare, A. J. Chadwick, I. Chahrour, M. Charles, Ph. Charpentier, E. Chatzianagnostou, C. A. Chavez Barajas, M. Chefdeville, C. Chen, S. Chen, Z. Chen, A. Chernov, S. Chernyshenko, X. Chiotopoulos, V. Chobanova, S. Cholak, M. Chrzaszcz, A. Chubykin, V. Chulikov, P. Ciambrone, X. Cid Vidal, G. Ciezarek, P. Cifra, P. E. L. Clarke, M. Clemencic, H. V. Cliff, J. Closier, C. Cocha Toapaxi, V. Coco, J. Cogan, E. Cogneras, L. Cojocariu, P. Collins, T. Colombo, M. C. Colonna, A. Comerma-Montells, L. Congedo, A. Contu, N. Cooke, I. Corredoira, A. Correia, G. Corti, J. J. Cottee Meldrum, B. Couturier, D. C. Craik, M. Cruz Torres, E. Curras Rivera, R. Currie, C. L. Da Silva, S. Dadabaev, L. Dai, X. Dai, E. Dall’Occo, J. Dalseno, C. D’Ambrosio, J. Daniel, A. Danilina, P. d’Argent, A. Davidson, J. E. Davies, A. Davis, O. De Aguiar Francisco, C. De Angelis, F. De Benedetti, J. de Boer, K. De Bruyn, S. De Capua, M. De Cian, U. De Freitas Carneiro Da Graca, E. De Lucia, J. M. De Miranda, L. De Paula, M. De Serio, P. De Simone, F. De Vellis, J. A. de Vries, F. Debernardis, D. Decamp, V. Dedu, L. Del Buono, B. Delaney, H.-P. Dembinski, J. Deng, V. Denysenko, O. Deschamps, F. Dettori, B. Dey, P. Di Nezza, I. Diachkov, S. Didenko, S. Ding, L. Dittmann, V. Dobishuk, A. D. Docheva, C. Dong, A. M. Donohoe, F. Dordei, A. C. dos Reis, A. D. Dowling, W. Duan, P. Duda, M. W. Dudek, L. Dufour, V. Duk, P. Durante, M. M. Duras, J. M. Durham, O. D. Durmus, A. Dziurda, A. Dzyuba, S. Easo, E. Eckstein, U. Egede, A. Egorychev, V. Egorychev, S. Eisenhardt, E. Ejopu, L. Eklund, M. Elashri, J. Ellbracht, S. Ely, A. Ene, E. Epple, J. Eschle, S. Esen, T. Evans, F. Fabiano, L. N. Falcao, Y. Fan, B. Fang, L. Fantini, M. Faria, K. Farmer, D. Fazzini, L. Felkowski, M. Feng, M. Feo, A. Fernandez Casani, M. Fernandez Gomez, A. D. Fernez, F. Ferrari, F. Ferreira Rodrigues, M. Ferrillo, M. Ferro-Luzzi, S. Filippov, R. A. Fini, M. Fiorini, K. M. Fischer, D. S. Fitzgerald, C. Fitzpatrick, F. Fleuret, M. Fontana, L. F. Foreman, R. Forty, D. Foulds-Holt, M. Franco Sevilla, M. Frank, E. Franzoso, G. Frau, C. Frei, D. A. Friday, J. Fu, Q. Fuehring, Y. Fujii, T. Fulghesu, E. Gabriel, G. Galati, M. D. Galati, A. Gallas Torreira, D. Galli, S. Gambetta, M. Gandelman, P. Gandini, B. Ganie, H. Gao, R. Gao, Y. Gao, Y. Gao, Y. Gao, M. Garau, L. M. Garcia Martin, P. Garcia Moreno, J. García Pardiñas, K. G. Garg, L. Garrido, C. Gaspar, R. E. Geertsema, L. L. Gerken, E. Gersabeck, M. Gersabeck, T. Gershon, Z. Ghorbanimoghaddam, L. Giambastiani, F. I. Giasemis, V. Gibson, H. K. Giemza, A. L. Gilman, M. Giovannetti, A. Gioventù, L. Girardey, P. Gironella Gironell, C. Giugliano, M. A. Giza, E. L. Gkougkousis, F. C. Glaser, V. V. Gligorov, C. Göbel, E. Golobardes, D. Golubkov, A. Golutvin, A. Gomes, S. Gomez Fernandez, F. Goncalves Abrantes, M. Goncerz, G. Gong, J. A. Gooding, I. V. Gorelov, C. Gotti, J. P. Grabowski, L. A. Granado Cardoso, E. Graugés, E. Graverini, L. Grazette, G. Graziani, A. T. Grecu, L. M. Greeven, N. A. Grieser, L. Grillo, S. Gromov, C. Gu, M. Guarise, M. Guittiere, V. Guliaeva, P. A. Günther, A.-K. Guseinov, E. Gushchin, Y. Guz, T. Gys, K. Habermann, T. Hadavizadeh, C. Hadjivasiliou, G. Haefeli, C. Haen, J. Haimberger, M. Hajheidari, G. H. Hallett, M. M. Halvorsen, P. M. Hamilton, J. Hammerich, Q. Han, X. Han, S. Hansmann-Menzemer, L. Hao, N. Harnew, M. Hartmann, S. Hashmi, J. He, F. Hemmer, C. Henderson, R. D. L. Henderson, A. M. Hennequin, K. Hennessy, L. Henry, J. Herd, P. Herrero Gascon, J. Heuel, A. Hicheur, G. Hijano Mendizabal, D. Hill, S. E. Hollitt, J. Horswill, R. Hou, Y. Hou, N. Howarth, J. Hu, J. Hu, W. Hu, X. Hu, W. Huang, W. Hulsbergen, R. J. Hunter, M. Hushchyn, D. Hutchcroft, D. Ilin, P. Ilten, A. Inglessi, A. Iniukhin, A. Ishteev, K. Ivshin, R. Jacobsson, H. Jage, S. J. Jaimes Elles, S. Jakobsen, E. Jans, B. K. Jashal, A. Jawahery, V. Jevtic, E. Jiang, X. Jiang, Y. Jiang, Y. J. Jiang, M. John, A. John Rubesh Rajan, D. Johnson, C. R. Jones, T. P. Jones, S. Joshi, B. Jost, J. Juan Castella, N. Jurik, I. Juszczak, D. Kaminaris, S. Kandybei, M. Kane, Y. Kang, C. Kar, M. Karacson, D. Karpenkov, A. Kauniskangas, J. W. Kautz, F. Keizer, M. Kenzie, T. Ketel, B. Khanji, A. Kharisova, S. Kholodenko, G. Khreich, T. Kirn, V. S. Kirsebom, O. Kitouni, S. Klaver, N. Kleijne, K. Klimaszewski, M. R. Kmiec, S. Koliiev, L. Kolk, A. Konoplyannikov, P. Kopciewicz, P. Koppenburg, M. Korolev, I. Kostiuk, O. Kot, S. Kotriakhova, A. Kozachuk, P. Kravchenko, L. Kravchuk, M. Kreps, P. Krokovny, W. Krupa, W. Krzemien, O. K. Kshyvanskyi, J. Kubat, S. Kubis, M. Kucharczyk, V. Kudryavtsev, E. Kulikova, A. Kupsc, B. K. Kutsenko, D. Lacarrere, P. Laguarta Gonzalez, A. Lai, A. Lampis, D. Lancierini, C. Landesa Gomez, J. J. Lane, R. Lane, C. Langenbruch, J. Langer, O. Lantwin, T. Latham, F. Lazzari, C. Lazzeroni, R. Le Gac, H. Lee, R. Lefèvre, A. Leflat, S. Legotin, M. Lehuraux, E. Lemos Cid, O. Leroy, T. Lesiak, B. Leverington, A. Li, C. Li, H. Li, K. Li, L. Li, P. Li, P.-R. Li, Q. Li, S. Li, T. Li, T. Li, Y. Li, Y. Li, Z. Lian, X. Liang, S. Libralon, C. Lin, T. Lin, R. Lindner, V. Lisovskyi, R. Litvinov, F. L. Liu, G. Liu, K. Liu, S. Liu, W. Liu, Y. Liu, Y. Liu, Y. L. Liu, A. Lobo Salvia, A. Loi, J. Lomba Castro, T. Long, J. H. Lopes, A. Lopez Huertas, S. López Soliño, C. Lucarelli, D. Lucchesi, M. Lucio Martinez, V. Lukashenko, Y. Luo, A. Lupato, E. Luppi, K. Lynch, X.-R. Lyu, G. M. Ma, R. Ma, S. Maccolini, F. Machefert, F. Maciuc, B. Mack, I. Mackay, L. M. Mackey, L. R. Madhan Mohan, M. M. Madurai, A. Maevskiy, D. Magdalinski, D. Maisuzenko, M. W. Majewski, J. J. Malczewski, S. Malde, L. Malentacca, A. Malinin, T. Maltsev, G. Manca, G. Mancinelli, C. Mancuso, R. Manera Escalero, D. Manuzzi, D. Marangotto, J. F. Marchand, R. Marchevski, U. Marconi, S. Mariani, C. Marin Benito, J. Marks, A. M. Marshall, L. Martel, G. Martelli, G. Martellotti, L. Martinazzoli, M. Martinelli, D. Martinez Santos, F. Martinez Vidal, A. Massafferri, R. Matev, A. Mathad, V. Matiunin, C. Matteuzzi, K. R. Mattioli, A. Mauri, E. Maurice, J. Mauricio, P. Mayencourt, J. Mazorra de Cos, M. Mazurek, M. McCann, L. Mcconnell, T. H. McGrath, N. T. McHugh, A. McNab, R. McNulty, B. Meadows, G. Meier, D. Melnychuk, F. M. Meng, M. Merk, A. Merli, L. Meyer Garcia, D. Miao, H. Miao, M. Mikhasenko, D. A. Milanes, A. Minotti, E. Minucci, T. Miralles, B. Mitreska, D. S. Mitzel, A. Modak, R. A. Mohammed, R. D. Moise, S. Mokhnenko, T. Mombächer, M. Monk, S. Monteil, A. Morcillo Gomez, G. Morello, M. J. Morello, M. P. Morgenthaler, A. B. Morris, A. G. Morris, R. Mountain, H. Mu, Z. M. Mu, E. Muhammad, F. Muheim, M. Mulder, K. Müller, F. Muñoz-Rojas, R. Murta, P. Naik, T. Nakada, R. Nandakumar, T. Nanut, I. Nasteva, M. Needham, N. Neri, S. Neubert, N. Neufeld, P. Neustroev, J. Nicolini, D. Nicotra, E. M. Niel, N. Nikitin, P. Nogarolli, P. Nogga, N. S. Nolte, C. Normand, J. Novoa Fernandez, G. Nowak, C. Nunez, H. N. Nur, A. Oblakowska-Mucha, V. Obraztsov, T. Oeser, S. Okamura, A. Okhotnikov, O. Okhrimenko, R. Oldeman, F. Oliva, M. Olocco, C. J. G. Onderwater, R. H. O’Neil, D. Osthues, J. M. Otalora Goicochea, P. Owen, A. Oyanguren, O. Ozcelik, A. Padee, K. O. Padeken, B. Pagare, P. R. Pais, T. Pajero, A. Palano, M. Palutan, G. Panshin, L. Paolucci, A. Papanestis, M. Pappagallo, L. L. Pappalardo, C. Pappenheimer, C. Parkes, B. Passalacqua, G. Passaleva, D. Passaro, A. Pastore, M. Patel, J. Patoc, C. Patrignani, A. Paul, C. J. Pawley, A. Pellegrino, J. Peng, M. Pepe Altarelli, S. Perazzini, D. Pereima, H. Pereira Da Costa, A. Pereiro Castro, P. Perret, A. Perro, K. Petridis, A. Petrolini, J. P. Pfaller, H. Pham, L. Pica, M. Piccini, B. Pietrzyk, G. Pietrzyk, D. Pinci, F. Pisani, M. Pizzichemi, V. Placinta, M. Plo Casasus, T. Poeschl, F. Polci, M. Poli Lener, A. Poluektov, N. Polukhina, I. Polyakov, E. Polycarpo, S. Ponce, D. Popov, S. Poslavskii, K. Prasanth, C. Prouve, V. Pugatch, G. Punzi, S. Qasim, Q. Q. Qian, W. Qian, N. Qin, S. Qu, R. Quagliani, R. I. Rabadan Trejo, J. H. Rademacker, M. Rama, M. Ramírez García, V. Ramos De Oliveira, M. Ramos Pernas, M. S. Rangel, F. Ratnikov, G. Raven, M. Rebollo De Miguel, F. Redi, J. Reich, F. Reiss, Z. Ren, P. K. Resmi, R. Ribatti, G. R. Ricart, D. Riccardi, S. Ricciardi, K. Richardson, M. Richardson-Slipper, K. Rinnert, P. Robbe, G. Robertson, E. Rodrigues, E. Rodriguez Fernandez, J. A. Rodriguez Lopez, E. Rodriguez Rodriguez, J. Roensch, A. Rogachev, A. Rogovskiy, D. L. Rolf, P. Roloff, V. Romanovskiy, M. Romero Lamas, A. Romero Vidal, G. Romolini, F. Ronchetti, T. Rong, M. Rotondo, S. R. Roy, M. S. Rudolph, M. Ruiz Diaz, R. A. Ruiz Fernandez, J. Ruiz Vidal, A. Ryzhikov, J. Ryzka, J. J. Saavedra-Arias, J. J. Saborido Silva, R. Sadek, N. Sagidova, D. Sahoo, N. Sahoo, B. Saitta, M. Salomoni, C. Sanchez Gras, I. Sanderswood, R. Santacesaria, C. Santamarina Rios, M. Santimaria, L. Santoro, E. Santovetti, A. Saputi, D. Saranin, A. S. Sarnatskiy, G. Sarpis, M. Sarpis, C. Satriano, A. Satta, M. Saur, D. Savrina, H. Sazak, L. G. Scantlebury Smead, A. Scarabotto, S. Schael, S. Scherl, M. Schiller, H. Schindler, M. Schmelling, B. Schmidt, S. Schmitt, H. Schmitz, O. Schneider, A. Schopper, N. Schulte, S. Schulte, M. H. Schune, R. Schwemmer, G. Schwering, B. Sciascia, A. Sciuccati, S. Sellam, A. Semennikov, T. Senger, M. Senghi Soares, A. Sergi, N. Serra, L. Sestini, A. Seuthe, Y. Shang, D. M. Shangase, M. Shapkin, R. S. Sharma, I. Shchemerov, L. Shchutska, T. Shears, L. Shekhtman, Z. Shen, S. Sheng, V. Shevchenko, B. Shi, Q. Shi, Y. Shimizu, E. Shmanin, R. Shorkin, J. D. Shupperd, R. Silva Coutinho, G. Simi, S. Simone, N. Skidmore, T. Skwarnicki, M. W. Slater, J. C. Smallwood, E. Smith, K. Smith, M. Smith, A. Snoch, L. Soares Lavra, M. D. Sokoloff, F. J. P. Soler, A. Solomin, A. Solovev, I. Solovyev, R. Song, Y. Song, Y. Song, Y. S. Song, F. L. Souza De Almeida, B. Souza De Paula, E. Spadaro Norella, E. Spedicato, J. G. Speer, E. Spiridenkov, P. Spradlin, V. Sriskaran, F. Stagni, M. Stahl, S. Stahl, S. Stanislaus, E. N. Stein, O. Steinkamp, O. Stenyakin, H. Stevens, D. Strekalina, Y. Su, F. Suljik, J. Sun, L. Sun, Y. Sun, D. S. Sundfeld Lima, W. Sutcliffe, P. N. Swallow, F. Swystun, A. Szabelski, T. Szumlak, Y. Tan, M. D. Tat, A. Terentev, F. Terzuoli, F. Teubert, E. Thomas, D. J. D. Thompson, H. Tilquin, V. Tisserand, S. T’Jampens, M. Tobin, L. Tomassetti, G. Tonani, X. Tong, D. Torres Machado, L. Toscano, D. Y. Tou, C. Trippl, G. Tuci, N. Tuning, L. H. Uecker, A. Ukleja, D. J. Unverzagt, E. Ursov, A. Usachov, A. Ustyuzhanin, U. Uwer, V. Vagnoni, G. Valenti, N. Valls Canudas, H. Van Hecke, E. van Herwijnen, C. B. Van Hulse, R. Van Laak, M. van Veghel, G. Vasquez, R. Vazquez Gomez, P. Vazquez Regueiro, C. Vázquez Sierra, S. Vecchi, J. J. Velthuis, M. Veltri, A. Venkateswaran, M. Vesterinen, D. Vico Benet, M. Vieites Diaz, X. Vilasis-Cardona, E. Vilella Figueras, A. Villa, P. Vincent, F. C. Volle, D. vom Bruch, N. Voropaev, K. Vos, G. Vouters, C. Vrahas, J. Wagner, J. Walsh, E. J. Walton, G. Wan, C. Wang, G. Wang, J. Wang, J. Wang, J. Wang, J. Wang, M. Wang, N. W. Wang, R. Wang, X. Wang, X. Wang, X. W. Wang, Y. Wang, Z. Wang, Z. Wang, Z. Wang, J. A. Ward, M. Waterlaat, N. K. Watson, D. Websdale, Y. Wei, J. Wendel, B. D. C. Westhenry, C. White, M. Whitehead, E. Whiter, A. R. Wiederhold, D. Wiedner, G. Wilkinson, M. K. Wilkinson, M. Williams, M. R. J. Williams, R. Williams, Z. Williams, F. F. Wilson, W. Wislicki, M. Witek, L. Witola, C. P. Wong, G. Wormser, S. A. Wotton, H. Wu, J. Wu, Y. Wu, K. Wyllie, S. Xian, Z. Xiang, Y. Xie, A. Xu, J. Xu, L. Xu, L. Xu, M. Xu, Z. Xu, Z. Xu, Z. Xu, D. Yang, K. Yang, S. Yang, X. Yang, Y. Yang, Z. Yang, Z. Yang, V. Yeroshenko, H. Yeung, H. Yin, C. Y. Yu, J. Yu, X. Yuan, Y Yuan, E. Zaffaroni, M. Zavertyaev, M. Zdybal, C. Zeng, M. Zeng, C. Zhang, D. Zhang, J. Zhang, L. Zhang, S. Zhang, S. Zhang, Y. Zhang, Y. Z. Zhang, Y. Zhao, A. Zharkova, A. Zhelezov, S. Z. Zheng, X. Z. Zheng, Y. Zheng, T. Zhou, X. Zhou, Y. Zhou, V. Zhovkovska, L. Z. Zhu, X. Zhu, X. Zhu, V. Zhukov, J. Zhuo, Q. Zou, D. Zuliani, G. Zunica
{"title":"Probing the nature of the χc1(3872) state using radiative decays","authors":"The LHCb collaboration,&nbsp;R. Aaij,&nbsp;A. S. W. Abdelmotteleb,&nbsp;C. Abellan Beteta,&nbsp;F. Abudinén,&nbsp;T. Ackernley,&nbsp;A. A. Adefisoye,&nbsp;B. Adeva,&nbsp;M. Adinolfi,&nbsp;P. Adlarson,&nbsp;C. Agapopoulou,&nbsp;C. A. Aidala,&nbsp;Z. Ajaltouni,&nbsp;S. Akar,&nbsp;K. Akiba,&nbsp;P. Albicocco,&nbsp;J. Albrecht,&nbsp;F. Alessio,&nbsp;M. Alexander,&nbsp;Z. Aliouche,&nbsp;P. Alvarez Cartelle,&nbsp;R. Amalric,&nbsp;S. Amato,&nbsp;J. L. Amey,&nbsp;Y. Amhis,&nbsp;L. An,&nbsp;L. Anderlini,&nbsp;M. Andersson,&nbsp;A. Andreianov,&nbsp;P. Andreola,&nbsp;M. Andreotti,&nbsp;D. Andreou,&nbsp;A. Anelli,&nbsp;D. Ao,&nbsp;F. Archilli,&nbsp;M. Argenton,&nbsp;S. Arguedas Cuendis,&nbsp;A. Artamonov,&nbsp;M. Artuso,&nbsp;E. Aslanides,&nbsp;R. Ataide Da Silva,&nbsp;M. Atzeni,&nbsp;B. Audurier,&nbsp;D. Bacher,&nbsp;I. Bachiller Perea,&nbsp;S. Bachmann,&nbsp;M. Bachmayer,&nbsp;J. J. Back,&nbsp;P. Baladron Rodriguez,&nbsp;V. Balagura,&nbsp;W. Baldini,&nbsp;L. Balzani,&nbsp;H. Bao,&nbsp;J. Baptista de Souza Leite,&nbsp;C. Barbero Pretel,&nbsp;M. Barbetti,&nbsp;I. R. Barbosa,&nbsp;R. J. Barlow,&nbsp;M. Barnyakov,&nbsp;S. Barsuk,&nbsp;W. Barter,&nbsp;M. Bartolini,&nbsp;J. Bartz,&nbsp;J. M. Basels,&nbsp;S. Bashir,&nbsp;G. Bassi,&nbsp;B. Batsukh,&nbsp;P. B. Battista,&nbsp;A. Bay,&nbsp;A. Beck,&nbsp;M. Becker,&nbsp;F. Bedeschi,&nbsp;I. B. Bediaga,&nbsp;N. B. Behling,&nbsp;S. Belin,&nbsp;V. Bellee,&nbsp;K. Belous,&nbsp;I. Belov,&nbsp;I. Belyaev,&nbsp;G. Benane,&nbsp;G. Bencivenni,&nbsp;E. Ben-Haim,&nbsp;A. Berezhnoy,&nbsp;R. Bernet,&nbsp;S. Bernet Andres,&nbsp;A. Bertolin,&nbsp;C. Betancourt,&nbsp;F. Betti,&nbsp;J. Bex,&nbsp;Ia. Bezshyiko,&nbsp;J. Bhom,&nbsp;M. S. Bieker,&nbsp;N. V. Biesuz,&nbsp;P. Billoir,&nbsp;A. Biolchini,&nbsp;M. Birch,&nbsp;F. C. R. Bishop,&nbsp;A. Bitadze,&nbsp;A. Bizzeti,&nbsp;T. Blake,&nbsp;F. Blanc,&nbsp;J. E. Blank,&nbsp;S. Blusk,&nbsp;V. Bocharnikov,&nbsp;J. A. Boelhauve,&nbsp;O. Boente Garcia,&nbsp;T. Boettcher,&nbsp;A. Bohare,&nbsp;A. Boldyrev,&nbsp;C. S. Bolognani,&nbsp;R. Bolzonella,&nbsp;N. Bondar,&nbsp;F. Borgato,&nbsp;S. Borghi,&nbsp;M. Borsato,&nbsp;J. T. Borsuk,&nbsp;S. A. Bouchiba,&nbsp;M. Bovill,&nbsp;T. J. V. Bowcock,&nbsp;A. Boyer,&nbsp;C. Bozzi,&nbsp;A. Brea Rodriguez,&nbsp;N. Breer,&nbsp;J. Brodzicka,&nbsp;A. Brossa Gonzalo,&nbsp;J. Brown,&nbsp;D. Brundu,&nbsp;E. Buchanan,&nbsp;A. Buonaura,&nbsp;L. Buonincontri,&nbsp;A. T. Burke,&nbsp;C. Burr,&nbsp;A. Butkevich,&nbsp;J. S. Butter,&nbsp;J. Buytaert,&nbsp;W. Byczynski,&nbsp;S. Cadeddu,&nbsp;H. Cai,&nbsp;A. C. Caillet,&nbsp;R. Calabrese,&nbsp;S. Calderon Ramirez,&nbsp;L. Calefice,&nbsp;S. Cali,&nbsp;M. Calvi,&nbsp;M. Calvo Gomez,&nbsp;P. Camargo Magalhaes,&nbsp;J. I. Cambon Bouzas,&nbsp;P. Campana,&nbsp;D. H. Campora Perez,&nbsp;A. F. Campoverde Quezada,&nbsp;S. Capelli,&nbsp;L. Capriotti,&nbsp;R. Caravaca-Mora,&nbsp;A. Carbone,&nbsp;L. Carcedo Salgado,&nbsp;R. Cardinale,&nbsp;A. Cardini,&nbsp;P. Carniti,&nbsp;L. Carus,&nbsp;A. Casais Vidal,&nbsp;R. Caspary,&nbsp;G. Casse,&nbsp;J. Castro Godinez,&nbsp;M. Cattaneo,&nbsp;G. Cavallero,&nbsp;V. Cavallini,&nbsp;S. Celani,&nbsp;D. Cervenkov,&nbsp;S. Cesare,&nbsp;A. J. Chadwick,&nbsp;I. Chahrour,&nbsp;M. Charles,&nbsp;Ph. Charpentier,&nbsp;E. Chatzianagnostou,&nbsp;C. A. Chavez Barajas,&nbsp;M. Chefdeville,&nbsp;C. Chen,&nbsp;S. Chen,&nbsp;Z. Chen,&nbsp;A. Chernov,&nbsp;S. Chernyshenko,&nbsp;X. Chiotopoulos,&nbsp;V. Chobanova,&nbsp;S. Cholak,&nbsp;M. Chrzaszcz,&nbsp;A. Chubykin,&nbsp;V. Chulikov,&nbsp;P. Ciambrone,&nbsp;X. Cid Vidal,&nbsp;G. Ciezarek,&nbsp;P. Cifra,&nbsp;P. E. L. Clarke,&nbsp;M. Clemencic,&nbsp;H. V. Cliff,&nbsp;J. Closier,&nbsp;C. Cocha Toapaxi,&nbsp;V. Coco,&nbsp;J. Cogan,&nbsp;E. Cogneras,&nbsp;L. Cojocariu,&nbsp;P. Collins,&nbsp;T. Colombo,&nbsp;M. C. Colonna,&nbsp;A. Comerma-Montells,&nbsp;L. Congedo,&nbsp;A. Contu,&nbsp;N. Cooke,&nbsp;I. Corredoira,&nbsp;A. Correia,&nbsp;G. Corti,&nbsp;J. J. Cottee Meldrum,&nbsp;B. Couturier,&nbsp;D. C. Craik,&nbsp;M. Cruz Torres,&nbsp;E. Curras Rivera,&nbsp;R. Currie,&nbsp;C. L. Da Silva,&nbsp;S. Dadabaev,&nbsp;L. Dai,&nbsp;X. Dai,&nbsp;E. Dall’Occo,&nbsp;J. Dalseno,&nbsp;C. D’Ambrosio,&nbsp;J. Daniel,&nbsp;A. Danilina,&nbsp;P. d’Argent,&nbsp;A. Davidson,&nbsp;J. E. Davies,&nbsp;A. Davis,&nbsp;O. De Aguiar Francisco,&nbsp;C. De Angelis,&nbsp;F. De Benedetti,&nbsp;J. de Boer,&nbsp;K. De Bruyn,&nbsp;S. De Capua,&nbsp;M. De Cian,&nbsp;U. De Freitas Carneiro Da Graca,&nbsp;E. De Lucia,&nbsp;J. M. De Miranda,&nbsp;L. De Paula,&nbsp;M. De Serio,&nbsp;P. De Simone,&nbsp;F. De Vellis,&nbsp;J. A. de Vries,&nbsp;F. Debernardis,&nbsp;D. Decamp,&nbsp;V. Dedu,&nbsp;L. Del Buono,&nbsp;B. Delaney,&nbsp;H.-P. Dembinski,&nbsp;J. Deng,&nbsp;V. Denysenko,&nbsp;O. Deschamps,&nbsp;F. Dettori,&nbsp;B. Dey,&nbsp;P. Di Nezza,&nbsp;I. Diachkov,&nbsp;S. Didenko,&nbsp;S. Ding,&nbsp;L. Dittmann,&nbsp;V. Dobishuk,&nbsp;A. D. Docheva,&nbsp;C. Dong,&nbsp;A. M. Donohoe,&nbsp;F. Dordei,&nbsp;A. C. dos Reis,&nbsp;A. D. Dowling,&nbsp;W. Duan,&nbsp;P. Duda,&nbsp;M. W. Dudek,&nbsp;L. Dufour,&nbsp;V. Duk,&nbsp;P. Durante,&nbsp;M. M. Duras,&nbsp;J. M. Durham,&nbsp;O. D. Durmus,&nbsp;A. Dziurda,&nbsp;A. Dzyuba,&nbsp;S. Easo,&nbsp;E. Eckstein,&nbsp;U. Egede,&nbsp;A. Egorychev,&nbsp;V. Egorychev,&nbsp;S. Eisenhardt,&nbsp;E. Ejopu,&nbsp;L. Eklund,&nbsp;M. Elashri,&nbsp;J. Ellbracht,&nbsp;S. Ely,&nbsp;A. Ene,&nbsp;E. Epple,&nbsp;J. Eschle,&nbsp;S. Esen,&nbsp;T. Evans,&nbsp;F. Fabiano,&nbsp;L. N. Falcao,&nbsp;Y. Fan,&nbsp;B. Fang,&nbsp;L. Fantini,&nbsp;M. Faria,&nbsp;K. Farmer,&nbsp;D. Fazzini,&nbsp;L. Felkowski,&nbsp;M. Feng,&nbsp;M. Feo,&nbsp;A. Fernandez Casani,&nbsp;M. Fernandez Gomez,&nbsp;A. D. Fernez,&nbsp;F. Ferrari,&nbsp;F. Ferreira Rodrigues,&nbsp;M. Ferrillo,&nbsp;M. Ferro-Luzzi,&nbsp;S. Filippov,&nbsp;R. A. Fini,&nbsp;M. Fiorini,&nbsp;K. M. Fischer,&nbsp;D. S. Fitzgerald,&nbsp;C. Fitzpatrick,&nbsp;F. Fleuret,&nbsp;M. Fontana,&nbsp;L. F. Foreman,&nbsp;R. Forty,&nbsp;D. Foulds-Holt,&nbsp;M. Franco Sevilla,&nbsp;M. Frank,&nbsp;E. Franzoso,&nbsp;G. Frau,&nbsp;C. Frei,&nbsp;D. A. Friday,&nbsp;J. Fu,&nbsp;Q. Fuehring,&nbsp;Y. Fujii,&nbsp;T. Fulghesu,&nbsp;E. Gabriel,&nbsp;G. Galati,&nbsp;M. D. Galati,&nbsp;A. Gallas Torreira,&nbsp;D. Galli,&nbsp;S. Gambetta,&nbsp;M. Gandelman,&nbsp;P. Gandini,&nbsp;B. Ganie,&nbsp;H. Gao,&nbsp;R. Gao,&nbsp;Y. Gao,&nbsp;Y. Gao,&nbsp;Y. Gao,&nbsp;M. Garau,&nbsp;L. M. Garcia Martin,&nbsp;P. Garcia Moreno,&nbsp;J. García Pardiñas,&nbsp;K. G. Garg,&nbsp;L. Garrido,&nbsp;C. Gaspar,&nbsp;R. E. Geertsema,&nbsp;L. L. Gerken,&nbsp;E. Gersabeck,&nbsp;M. Gersabeck,&nbsp;T. Gershon,&nbsp;Z. Ghorbanimoghaddam,&nbsp;L. Giambastiani,&nbsp;F. I. Giasemis,&nbsp;V. Gibson,&nbsp;H. K. Giemza,&nbsp;A. L. Gilman,&nbsp;M. Giovannetti,&nbsp;A. Gioventù,&nbsp;L. Girardey,&nbsp;P. Gironella Gironell,&nbsp;C. Giugliano,&nbsp;M. A. Giza,&nbsp;E. L. Gkougkousis,&nbsp;F. C. Glaser,&nbsp;V. V. Gligorov,&nbsp;C. Göbel,&nbsp;E. Golobardes,&nbsp;D. Golubkov,&nbsp;A. Golutvin,&nbsp;A. Gomes,&nbsp;S. Gomez Fernandez,&nbsp;F. Goncalves Abrantes,&nbsp;M. Goncerz,&nbsp;G. Gong,&nbsp;J. A. Gooding,&nbsp;I. V. Gorelov,&nbsp;C. Gotti,&nbsp;J. P. Grabowski,&nbsp;L. A. Granado Cardoso,&nbsp;E. Graugés,&nbsp;E. Graverini,&nbsp;L. Grazette,&nbsp;G. Graziani,&nbsp;A. T. Grecu,&nbsp;L. M. Greeven,&nbsp;N. A. Grieser,&nbsp;L. Grillo,&nbsp;S. Gromov,&nbsp;C. Gu,&nbsp;M. Guarise,&nbsp;M. Guittiere,&nbsp;V. Guliaeva,&nbsp;P. A. Günther,&nbsp;A.-K. Guseinov,&nbsp;E. Gushchin,&nbsp;Y. Guz,&nbsp;T. Gys,&nbsp;K. Habermann,&nbsp;T. Hadavizadeh,&nbsp;C. Hadjivasiliou,&nbsp;G. Haefeli,&nbsp;C. Haen,&nbsp;J. Haimberger,&nbsp;M. Hajheidari,&nbsp;G. H. Hallett,&nbsp;M. M. Halvorsen,&nbsp;P. M. Hamilton,&nbsp;J. Hammerich,&nbsp;Q. Han,&nbsp;X. Han,&nbsp;S. Hansmann-Menzemer,&nbsp;L. Hao,&nbsp;N. Harnew,&nbsp;M. Hartmann,&nbsp;S. Hashmi,&nbsp;J. He,&nbsp;F. Hemmer,&nbsp;C. Henderson,&nbsp;R. D. L. Henderson,&nbsp;A. M. Hennequin,&nbsp;K. Hennessy,&nbsp;L. Henry,&nbsp;J. Herd,&nbsp;P. Herrero Gascon,&nbsp;J. Heuel,&nbsp;A. Hicheur,&nbsp;G. Hijano Mendizabal,&nbsp;D. Hill,&nbsp;S. E. Hollitt,&nbsp;J. Horswill,&nbsp;R. Hou,&nbsp;Y. Hou,&nbsp;N. Howarth,&nbsp;J. Hu,&nbsp;J. Hu,&nbsp;W. Hu,&nbsp;X. Hu,&nbsp;W. Huang,&nbsp;W. Hulsbergen,&nbsp;R. J. Hunter,&nbsp;M. Hushchyn,&nbsp;D. Hutchcroft,&nbsp;D. Ilin,&nbsp;P. Ilten,&nbsp;A. Inglessi,&nbsp;A. Iniukhin,&nbsp;A. Ishteev,&nbsp;K. Ivshin,&nbsp;R. Jacobsson,&nbsp;H. Jage,&nbsp;S. J. Jaimes Elles,&nbsp;S. Jakobsen,&nbsp;E. Jans,&nbsp;B. K. Jashal,&nbsp;A. Jawahery,&nbsp;V. Jevtic,&nbsp;E. Jiang,&nbsp;X. Jiang,&nbsp;Y. Jiang,&nbsp;Y. J. Jiang,&nbsp;M. John,&nbsp;A. John Rubesh Rajan,&nbsp;D. Johnson,&nbsp;C. R. Jones,&nbsp;T. P. Jones,&nbsp;S. Joshi,&nbsp;B. Jost,&nbsp;J. Juan Castella,&nbsp;N. Jurik,&nbsp;I. Juszczak,&nbsp;D. Kaminaris,&nbsp;S. Kandybei,&nbsp;M. Kane,&nbsp;Y. Kang,&nbsp;C. Kar,&nbsp;M. Karacson,&nbsp;D. Karpenkov,&nbsp;A. Kauniskangas,&nbsp;J. W. Kautz,&nbsp;F. Keizer,&nbsp;M. Kenzie,&nbsp;T. Ketel,&nbsp;B. Khanji,&nbsp;A. Kharisova,&nbsp;S. Kholodenko,&nbsp;G. Khreich,&nbsp;T. Kirn,&nbsp;V. S. Kirsebom,&nbsp;O. Kitouni,&nbsp;S. Klaver,&nbsp;N. Kleijne,&nbsp;K. Klimaszewski,&nbsp;M. R. Kmiec,&nbsp;S. Koliiev,&nbsp;L. Kolk,&nbsp;A. Konoplyannikov,&nbsp;P. Kopciewicz,&nbsp;P. Koppenburg,&nbsp;M. Korolev,&nbsp;I. Kostiuk,&nbsp;O. Kot,&nbsp;S. Kotriakhova,&nbsp;A. Kozachuk,&nbsp;P. Kravchenko,&nbsp;L. Kravchuk,&nbsp;M. Kreps,&nbsp;P. Krokovny,&nbsp;W. Krupa,&nbsp;W. Krzemien,&nbsp;O. K. Kshyvanskyi,&nbsp;J. Kubat,&nbsp;S. Kubis,&nbsp;M. Kucharczyk,&nbsp;V. Kudryavtsev,&nbsp;E. Kulikova,&nbsp;A. Kupsc,&nbsp;B. K. Kutsenko,&nbsp;D. Lacarrere,&nbsp;P. Laguarta Gonzalez,&nbsp;A. Lai,&nbsp;A. Lampis,&nbsp;D. Lancierini,&nbsp;C. Landesa Gomez,&nbsp;J. J. Lane,&nbsp;R. Lane,&nbsp;C. Langenbruch,&nbsp;J. Langer,&nbsp;O. Lantwin,&nbsp;T. Latham,&nbsp;F. Lazzari,&nbsp;C. Lazzeroni,&nbsp;R. Le Gac,&nbsp;H. Lee,&nbsp;R. Lefèvre,&nbsp;A. Leflat,&nbsp;S. Legotin,&nbsp;M. Lehuraux,&nbsp;E. Lemos Cid,&nbsp;O. Leroy,&nbsp;T. Lesiak,&nbsp;B. Leverington,&nbsp;A. Li,&nbsp;C. Li,&nbsp;H. Li,&nbsp;K. Li,&nbsp;L. Li,&nbsp;P. Li,&nbsp;P.-R. Li,&nbsp;Q. Li,&nbsp;S. Li,&nbsp;T. Li,&nbsp;T. Li,&nbsp;Y. Li,&nbsp;Y. Li,&nbsp;Z. Lian,&nbsp;X. Liang,&nbsp;S. Libralon,&nbsp;C. Lin,&nbsp;T. Lin,&nbsp;R. Lindner,&nbsp;V. Lisovskyi,&nbsp;R. Litvinov,&nbsp;F. L. Liu,&nbsp;G. Liu,&nbsp;K. Liu,&nbsp;S. Liu,&nbsp;W. Liu,&nbsp;Y. Liu,&nbsp;Y. Liu,&nbsp;Y. L. Liu,&nbsp;A. Lobo Salvia,&nbsp;A. Loi,&nbsp;J. Lomba Castro,&nbsp;T. Long,&nbsp;J. H. Lopes,&nbsp;A. Lopez Huertas,&nbsp;S. López Soliño,&nbsp;C. Lucarelli,&nbsp;D. Lucchesi,&nbsp;M. Lucio Martinez,&nbsp;V. Lukashenko,&nbsp;Y. Luo,&nbsp;A. Lupato,&nbsp;E. Luppi,&nbsp;K. Lynch,&nbsp;X.-R. Lyu,&nbsp;G. M. Ma,&nbsp;R. Ma,&nbsp;S. Maccolini,&nbsp;F. Machefert,&nbsp;F. Maciuc,&nbsp;B. Mack,&nbsp;I. Mackay,&nbsp;L. M. Mackey,&nbsp;L. R. Madhan Mohan,&nbsp;M. M. Madurai,&nbsp;A. Maevskiy,&nbsp;D. Magdalinski,&nbsp;D. Maisuzenko,&nbsp;M. W. Majewski,&nbsp;J. J. Malczewski,&nbsp;S. Malde,&nbsp;L. Malentacca,&nbsp;A. Malinin,&nbsp;T. Maltsev,&nbsp;G. Manca,&nbsp;G. Mancinelli,&nbsp;C. Mancuso,&nbsp;R. Manera Escalero,&nbsp;D. Manuzzi,&nbsp;D. Marangotto,&nbsp;J. F. Marchand,&nbsp;R. Marchevski,&nbsp;U. Marconi,&nbsp;S. Mariani,&nbsp;C. Marin Benito,&nbsp;J. Marks,&nbsp;A. M. Marshall,&nbsp;L. Martel,&nbsp;G. Martelli,&nbsp;G. Martellotti,&nbsp;L. Martinazzoli,&nbsp;M. Martinelli,&nbsp;D. Martinez Santos,&nbsp;F. Martinez Vidal,&nbsp;A. Massafferri,&nbsp;R. Matev,&nbsp;A. Mathad,&nbsp;V. Matiunin,&nbsp;C. Matteuzzi,&nbsp;K. R. Mattioli,&nbsp;A. Mauri,&nbsp;E. Maurice,&nbsp;J. Mauricio,&nbsp;P. Mayencourt,&nbsp;J. Mazorra de Cos,&nbsp;M. Mazurek,&nbsp;M. McCann,&nbsp;L. Mcconnell,&nbsp;T. H. McGrath,&nbsp;N. T. McHugh,&nbsp;A. McNab,&nbsp;R. McNulty,&nbsp;B. Meadows,&nbsp;G. Meier,&nbsp;D. Melnychuk,&nbsp;F. M. Meng,&nbsp;M. Merk,&nbsp;A. Merli,&nbsp;L. Meyer Garcia,&nbsp;D. Miao,&nbsp;H. Miao,&nbsp;M. Mikhasenko,&nbsp;D. A. Milanes,&nbsp;A. Minotti,&nbsp;E. Minucci,&nbsp;T. Miralles,&nbsp;B. Mitreska,&nbsp;D. S. Mitzel,&nbsp;A. Modak,&nbsp;R. A. Mohammed,&nbsp;R. D. Moise,&nbsp;S. Mokhnenko,&nbsp;T. Mombächer,&nbsp;M. Monk,&nbsp;S. Monteil,&nbsp;A. Morcillo Gomez,&nbsp;G. Morello,&nbsp;M. J. Morello,&nbsp;M. P. Morgenthaler,&nbsp;A. B. Morris,&nbsp;A. G. Morris,&nbsp;R. Mountain,&nbsp;H. Mu,&nbsp;Z. M. Mu,&nbsp;E. Muhammad,&nbsp;F. Muheim,&nbsp;M. Mulder,&nbsp;K. Müller,&nbsp;F. Muñoz-Rojas,&nbsp;R. Murta,&nbsp;P. Naik,&nbsp;T. Nakada,&nbsp;R. Nandakumar,&nbsp;T. Nanut,&nbsp;I. Nasteva,&nbsp;M. Needham,&nbsp;N. Neri,&nbsp;S. Neubert,&nbsp;N. Neufeld,&nbsp;P. Neustroev,&nbsp;J. Nicolini,&nbsp;D. Nicotra,&nbsp;E. M. Niel,&nbsp;N. Nikitin,&nbsp;P. Nogarolli,&nbsp;P. Nogga,&nbsp;N. S. Nolte,&nbsp;C. Normand,&nbsp;J. Novoa Fernandez,&nbsp;G. Nowak,&nbsp;C. Nunez,&nbsp;H. N. Nur,&nbsp;A. Oblakowska-Mucha,&nbsp;V. Obraztsov,&nbsp;T. Oeser,&nbsp;S. Okamura,&nbsp;A. Okhotnikov,&nbsp;O. Okhrimenko,&nbsp;R. Oldeman,&nbsp;F. Oliva,&nbsp;M. Olocco,&nbsp;C. J. G. Onderwater,&nbsp;R. H. O’Neil,&nbsp;D. Osthues,&nbsp;J. M. Otalora Goicochea,&nbsp;P. Owen,&nbsp;A. Oyanguren,&nbsp;O. Ozcelik,&nbsp;A. Padee,&nbsp;K. O. Padeken,&nbsp;B. Pagare,&nbsp;P. R. Pais,&nbsp;T. Pajero,&nbsp;A. Palano,&nbsp;M. Palutan,&nbsp;G. Panshin,&nbsp;L. Paolucci,&nbsp;A. Papanestis,&nbsp;M. Pappagallo,&nbsp;L. L. Pappalardo,&nbsp;C. Pappenheimer,&nbsp;C. Parkes,&nbsp;B. Passalacqua,&nbsp;G. Passaleva,&nbsp;D. Passaro,&nbsp;A. Pastore,&nbsp;M. Patel,&nbsp;J. Patoc,&nbsp;C. Patrignani,&nbsp;A. Paul,&nbsp;C. J. Pawley,&nbsp;A. Pellegrino,&nbsp;J. Peng,&nbsp;M. Pepe Altarelli,&nbsp;S. Perazzini,&nbsp;D. Pereima,&nbsp;H. Pereira Da Costa,&nbsp;A. Pereiro Castro,&nbsp;P. Perret,&nbsp;A. Perro,&nbsp;K. Petridis,&nbsp;A. Petrolini,&nbsp;J. P. Pfaller,&nbsp;H. Pham,&nbsp;L. Pica,&nbsp;M. Piccini,&nbsp;B. Pietrzyk,&nbsp;G. Pietrzyk,&nbsp;D. Pinci,&nbsp;F. Pisani,&nbsp;M. Pizzichemi,&nbsp;V. Placinta,&nbsp;M. Plo Casasus,&nbsp;T. Poeschl,&nbsp;F. Polci,&nbsp;M. Poli Lener,&nbsp;A. Poluektov,&nbsp;N. Polukhina,&nbsp;I. Polyakov,&nbsp;E. Polycarpo,&nbsp;S. Ponce,&nbsp;D. Popov,&nbsp;S. Poslavskii,&nbsp;K. Prasanth,&nbsp;C. Prouve,&nbsp;V. Pugatch,&nbsp;G. Punzi,&nbsp;S. Qasim,&nbsp;Q. Q. Qian,&nbsp;W. Qian,&nbsp;N. Qin,&nbsp;S. Qu,&nbsp;R. Quagliani,&nbsp;R. I. Rabadan Trejo,&nbsp;J. H. Rademacker,&nbsp;M. Rama,&nbsp;M. Ramírez García,&nbsp;V. Ramos De Oliveira,&nbsp;M. Ramos Pernas,&nbsp;M. S. Rangel,&nbsp;F. Ratnikov,&nbsp;G. Raven,&nbsp;M. Rebollo De Miguel,&nbsp;F. Redi,&nbsp;J. Reich,&nbsp;F. Reiss,&nbsp;Z. Ren,&nbsp;P. K. Resmi,&nbsp;R. Ribatti,&nbsp;G. R. Ricart,&nbsp;D. Riccardi,&nbsp;S. Ricciardi,&nbsp;K. Richardson,&nbsp;M. Richardson-Slipper,&nbsp;K. Rinnert,&nbsp;P. Robbe,&nbsp;G. Robertson,&nbsp;E. Rodrigues,&nbsp;E. Rodriguez Fernandez,&nbsp;J. A. Rodriguez Lopez,&nbsp;E. Rodriguez Rodriguez,&nbsp;J. Roensch,&nbsp;A. Rogachev,&nbsp;A. Rogovskiy,&nbsp;D. L. Rolf,&nbsp;P. Roloff,&nbsp;V. Romanovskiy,&nbsp;M. Romero Lamas,&nbsp;A. Romero Vidal,&nbsp;G. Romolini,&nbsp;F. Ronchetti,&nbsp;T. Rong,&nbsp;M. Rotondo,&nbsp;S. R. Roy,&nbsp;M. S. Rudolph,&nbsp;M. Ruiz Diaz,&nbsp;R. A. Ruiz Fernandez,&nbsp;J. Ruiz Vidal,&nbsp;A. Ryzhikov,&nbsp;J. Ryzka,&nbsp;J. J. Saavedra-Arias,&nbsp;J. J. Saborido Silva,&nbsp;R. Sadek,&nbsp;N. Sagidova,&nbsp;D. Sahoo,&nbsp;N. Sahoo,&nbsp;B. Saitta,&nbsp;M. Salomoni,&nbsp;C. Sanchez Gras,&nbsp;I. Sanderswood,&nbsp;R. Santacesaria,&nbsp;C. Santamarina Rios,&nbsp;M. Santimaria,&nbsp;L. Santoro,&nbsp;E. Santovetti,&nbsp;A. Saputi,&nbsp;D. Saranin,&nbsp;A. S. Sarnatskiy,&nbsp;G. Sarpis,&nbsp;M. Sarpis,&nbsp;C. Satriano,&nbsp;A. Satta,&nbsp;M. Saur,&nbsp;D. Savrina,&nbsp;H. Sazak,&nbsp;L. G. Scantlebury Smead,&nbsp;A. Scarabotto,&nbsp;S. Schael,&nbsp;S. Scherl,&nbsp;M. Schiller,&nbsp;H. Schindler,&nbsp;M. Schmelling,&nbsp;B. Schmidt,&nbsp;S. Schmitt,&nbsp;H. Schmitz,&nbsp;O. Schneider,&nbsp;A. Schopper,&nbsp;N. Schulte,&nbsp;S. Schulte,&nbsp;M. H. Schune,&nbsp;R. Schwemmer,&nbsp;G. Schwering,&nbsp;B. Sciascia,&nbsp;A. Sciuccati,&nbsp;S. Sellam,&nbsp;A. Semennikov,&nbsp;T. Senger,&nbsp;M. Senghi Soares,&nbsp;A. Sergi,&nbsp;N. Serra,&nbsp;L. Sestini,&nbsp;A. Seuthe,&nbsp;Y. Shang,&nbsp;D. M. Shangase,&nbsp;M. Shapkin,&nbsp;R. S. Sharma,&nbsp;I. Shchemerov,&nbsp;L. Shchutska,&nbsp;T. Shears,&nbsp;L. Shekhtman,&nbsp;Z. Shen,&nbsp;S. Sheng,&nbsp;V. Shevchenko,&nbsp;B. Shi,&nbsp;Q. Shi,&nbsp;Y. Shimizu,&nbsp;E. Shmanin,&nbsp;R. Shorkin,&nbsp;J. D. Shupperd,&nbsp;R. Silva Coutinho,&nbsp;G. Simi,&nbsp;S. Simone,&nbsp;N. Skidmore,&nbsp;T. Skwarnicki,&nbsp;M. W. Slater,&nbsp;J. C. Smallwood,&nbsp;E. Smith,&nbsp;K. Smith,&nbsp;M. Smith,&nbsp;A. Snoch,&nbsp;L. Soares Lavra,&nbsp;M. D. Sokoloff,&nbsp;F. J. P. Soler,&nbsp;A. Solomin,&nbsp;A. Solovev,&nbsp;I. Solovyev,&nbsp;R. Song,&nbsp;Y. Song,&nbsp;Y. Song,&nbsp;Y. S. Song,&nbsp;F. L. Souza De Almeida,&nbsp;B. Souza De Paula,&nbsp;E. Spadaro Norella,&nbsp;E. Spedicato,&nbsp;J. G. Speer,&nbsp;E. Spiridenkov,&nbsp;P. Spradlin,&nbsp;V. Sriskaran,&nbsp;F. Stagni,&nbsp;M. Stahl,&nbsp;S. Stahl,&nbsp;S. Stanislaus,&nbsp;E. N. Stein,&nbsp;O. Steinkamp,&nbsp;O. Stenyakin,&nbsp;H. Stevens,&nbsp;D. Strekalina,&nbsp;Y. Su,&nbsp;F. Suljik,&nbsp;J. Sun,&nbsp;L. Sun,&nbsp;Y. Sun,&nbsp;D. S. Sundfeld Lima,&nbsp;W. Sutcliffe,&nbsp;P. N. Swallow,&nbsp;F. Swystun,&nbsp;A. Szabelski,&nbsp;T. Szumlak,&nbsp;Y. Tan,&nbsp;M. D. Tat,&nbsp;A. Terentev,&nbsp;F. Terzuoli,&nbsp;F. Teubert,&nbsp;E. Thomas,&nbsp;D. J. D. Thompson,&nbsp;H. Tilquin,&nbsp;V. Tisserand,&nbsp;S. T’Jampens,&nbsp;M. Tobin,&nbsp;L. Tomassetti,&nbsp;G. Tonani,&nbsp;X. Tong,&nbsp;D. Torres Machado,&nbsp;L. Toscano,&nbsp;D. Y. Tou,&nbsp;C. Trippl,&nbsp;G. Tuci,&nbsp;N. Tuning,&nbsp;L. H. Uecker,&nbsp;A. Ukleja,&nbsp;D. J. Unverzagt,&nbsp;E. Ursov,&nbsp;A. Usachov,&nbsp;A. Ustyuzhanin,&nbsp;U. Uwer,&nbsp;V. Vagnoni,&nbsp;G. Valenti,&nbsp;N. Valls Canudas,&nbsp;H. Van Hecke,&nbsp;E. van Herwijnen,&nbsp;C. B. Van Hulse,&nbsp;R. Van Laak,&nbsp;M. van Veghel,&nbsp;G. Vasquez,&nbsp;R. Vazquez Gomez,&nbsp;P. Vazquez Regueiro,&nbsp;C. Vázquez Sierra,&nbsp;S. Vecchi,&nbsp;J. J. Velthuis,&nbsp;M. Veltri,&nbsp;A. Venkateswaran,&nbsp;M. Vesterinen,&nbsp;D. Vico Benet,&nbsp;M. Vieites Diaz,&nbsp;X. Vilasis-Cardona,&nbsp;E. Vilella Figueras,&nbsp;A. Villa,&nbsp;P. Vincent,&nbsp;F. C. Volle,&nbsp;D. vom Bruch,&nbsp;N. Voropaev,&nbsp;K. Vos,&nbsp;G. Vouters,&nbsp;C. Vrahas,&nbsp;J. Wagner,&nbsp;J. Walsh,&nbsp;E. J. Walton,&nbsp;G. Wan,&nbsp;C. Wang,&nbsp;G. Wang,&nbsp;J. Wang,&nbsp;J. Wang,&nbsp;J. Wang,&nbsp;J. Wang,&nbsp;M. Wang,&nbsp;N. W. Wang,&nbsp;R. Wang,&nbsp;X. Wang,&nbsp;X. Wang,&nbsp;X. W. Wang,&nbsp;Y. Wang,&nbsp;Z. Wang,&nbsp;Z. Wang,&nbsp;Z. Wang,&nbsp;J. A. Ward,&nbsp;M. Waterlaat,&nbsp;N. K. Watson,&nbsp;D. Websdale,&nbsp;Y. Wei,&nbsp;J. Wendel,&nbsp;B. D. C. Westhenry,&nbsp;C. White,&nbsp;M. Whitehead,&nbsp;E. Whiter,&nbsp;A. R. Wiederhold,&nbsp;D. Wiedner,&nbsp;G. Wilkinson,&nbsp;M. K. Wilkinson,&nbsp;M. Williams,&nbsp;M. R. J. Williams,&nbsp;R. Williams,&nbsp;Z. Williams,&nbsp;F. F. Wilson,&nbsp;W. Wislicki,&nbsp;M. Witek,&nbsp;L. Witola,&nbsp;C. P. Wong,&nbsp;G. Wormser,&nbsp;S. A. Wotton,&nbsp;H. Wu,&nbsp;J. Wu,&nbsp;Y. Wu,&nbsp;K. Wyllie,&nbsp;S. Xian,&nbsp;Z. Xiang,&nbsp;Y. Xie,&nbsp;A. Xu,&nbsp;J. Xu,&nbsp;L. Xu,&nbsp;L. Xu,&nbsp;M. Xu,&nbsp;Z. Xu,&nbsp;Z. Xu,&nbsp;Z. Xu,&nbsp;D. Yang,&nbsp;K. Yang,&nbsp;S. Yang,&nbsp;X. Yang,&nbsp;Y. Yang,&nbsp;Z. Yang,&nbsp;Z. Yang,&nbsp;V. Yeroshenko,&nbsp;H. Yeung,&nbsp;H. Yin,&nbsp;C. Y. Yu,&nbsp;J. Yu,&nbsp;X. Yuan,&nbsp;Y Yuan,&nbsp;E. Zaffaroni,&nbsp;M. Zavertyaev,&nbsp;M. Zdybal,&nbsp;C. Zeng,&nbsp;M. Zeng,&nbsp;C. Zhang,&nbsp;D. Zhang,&nbsp;J. Zhang,&nbsp;L. Zhang,&nbsp;S. Zhang,&nbsp;S. Zhang,&nbsp;Y. Zhang,&nbsp;Y. Z. Zhang,&nbsp;Y. Zhao,&nbsp;A. Zharkova,&nbsp;A. Zhelezov,&nbsp;S. Z. Zheng,&nbsp;X. Z. Zheng,&nbsp;Y. Zheng,&nbsp;T. Zhou,&nbsp;X. Zhou,&nbsp;Y. Zhou,&nbsp;V. Zhovkovska,&nbsp;L. Z. Zhu,&nbsp;X. Zhu,&nbsp;X. Zhu,&nbsp;V. Zhukov,&nbsp;J. Zhuo,&nbsp;Q. Zou,&nbsp;D. Zuliani,&nbsp;G. Zunica","doi":"10.1007/JHEP11(2024)121","DOIUrl":null,"url":null,"abstract":"<p>A<span>bstract</span>: The radiative decays χ<sub>c1</sub>(3872) → ψ(2S) γ and χ<sub>c1</sub>(3872) → J/ψγ are used to probe the nature of the χ<sub>c1</sub>(3872) state using proton-proton collision data collected with the LHCb detector, corresponding to an integrated luminosity of 9 fb<sup><i>−</i>1</sup>. Using the B<sup>+</sup> → χ<sub>c1</sub>(3872)K<sup>+</sup> decay, the χ<sub>c1</sub>(3872) → ψ(2S) γ process is observed for the first time and the ratio of its partial width to that of the χ<sub>c1</sub>(3872) → J/ψγ decay is measured to be</p><p>where the first uncertainty is statistical, the second systematic and the third is due to the uncertainties on the branching fractions of the ψ(2S) and J/ψ mesons. The measured ratio makes the interpretation of the χ<sub>c1</sub>(3872) state as a pure D<sup>0</sup> <span>\\( {\\overline{\\textrm{D}}}^{\\ast 0} \\)</span> + <span>\\( {\\overline{\\textrm{D}}}^0 \\)</span> D<sup>*0</sup> molecule questionable and strongly indicates a sizeable compact charmonium or tetraquark component within the χ<sub>c1</sub>(3872) state.</p>","PeriodicalId":635,"journal":{"name":"Journal of High Energy Physics","volume":"2024 11","pages":""},"PeriodicalIF":5.4000,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1007/JHEP11(2024)121.pdf","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Journal of High Energy Physics","FirstCategoryId":"101","ListUrlMain":"https://link.springer.com/article/10.1007/JHEP11(2024)121","RegionNum":1,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q1","JCRName":"Physics and Astronomy","Score":null,"Total":0}
引用次数: 0

Abstract

Abstract: The radiative decays χc1(3872) → ψ(2S) γ and χc1(3872) → J/ψγ are used to probe the nature of the χc1(3872) state using proton-proton collision data collected with the LHCb detector, corresponding to an integrated luminosity of 9 fb1. Using the B+ → χc1(3872)K+ decay, the χc1(3872) → ψ(2S) γ process is observed for the first time and the ratio of its partial width to that of the χc1(3872) → J/ψγ decay is measured to be

where the first uncertainty is statistical, the second systematic and the third is due to the uncertainties on the branching fractions of the ψ(2S) and J/ψ mesons. The measured ratio makes the interpretation of the χc1(3872) state as a pure D0 \( {\overline{\textrm{D}}}^{\ast 0} \) + \( {\overline{\textrm{D}}}^0 \) D*0 molecule questionable and strongly indicates a sizeable compact charmonium or tetraquark component within the χc1(3872) state.

利用辐射衰变探测χc1(3872)态的性质
摘要:利用LHCb探测器收集到的质子-质子对撞数据,用辐射衰变χc1(3872)→ψ(2S)γ和χc1(3872)→J/ψγ来探测χc1(3872)态的性质,对应的综合光度为9 fb-1。利用 B+ → χc1(3872)K+ 衰变,首次观测到 χc1(3872) → ψ(2S) γ 过程,并测量出其部分宽度与 χc1(3872) → J/ψγ 衰变部分宽度之比,其中第一个不确定性是统计不确定性、ψ(2S)和 J/ψ 介子分支分数的不确定性造成的。测得的比值使得把χc1(3872)态解释为一个纯D0\( {\overline\{textrm{D}}}^{\ast 0} \) + \( {\overline\{textrm{D}}}^0 \) D*0分子的观点受到质疑,并强烈表明在χc1(3872)态中存在一个相当大的紧凑粲子或四夸克成分。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
求助全文
约1分钟内获得全文 求助全文
来源期刊
Journal of High Energy Physics
Journal of High Energy Physics 物理-物理:粒子与场物理
CiteScore
10.30
自引率
46.30%
发文量
2107
审稿时长
1.5 months
期刊介绍: The aim of the Journal of High Energy Physics (JHEP) is to ensure fast and efficient online publication tools to the scientific community, while keeping that community in charge of every aspect of the peer-review and publication process in order to ensure the highest quality standards in the journal. Consequently, the Advisory and Editorial Boards, composed of distinguished, active scientists in the field, jointly establish with the Scientific Director the journal''s scientific policy and ensure the scientific quality of accepted articles. JHEP presently encompasses the following areas of theoretical and experimental physics: Collider Physics Underground and Large Array Physics Quantum Field Theory Gauge Field Theories Symmetries String and Brane Theory General Relativity and Gravitation Supersymmetry Mathematical Methods of Physics Mostly Solvable Models Astroparticles Statistical Field Theories Mostly Weak Interactions Mostly Strong Interactions Quantum Field Theory (phenomenology) Strings and Branes Phenomenological Aspects of Supersymmetry Mostly Strong Interactions (phenomenology).
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整,为了账户安全,请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
确定
请完成安全验证×
copy
已复制链接
快去分享给好友吧!
我知道了
右上角分享
点击右上角分享
0
联系我们:info@booksci.cn Book学术提供免费学术资源搜索服务,方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号:481959085
Book学术官方微信