Observation of J/ψp Resonances Consistent with Pentaquark States in Λ_{b}^{0}→J/ψK^{-}p Decays

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author: Irina Nasteva, Maxime Schubiger, Michael Wilkinson, Dmytro Melnychuk, Suzanne Klaver, Andrea Mauri, Carla Marin Benito, Giulio Dujany, David Gascon, Pietro Marino, Alessandro Mapelli, Sam Cunliffe, Wojciech Krzemień, Elena Graverini, Simone Stracka, Lucio Anderlini, Samuel Coquereau, Tomasz Fiutowski, Jin-Lin Fu, Mirco Dorigo, Claudio Gotti, Paul Seyfert, Stephan Eisenhardt, Patrick Koppenburg, Andrea Contu, Yanxi Zhang, Simone Bifani, Olivier Deschamps, Giovanni Carboni, Emanuele Santovetti, Francesco Dettori, Victor Coco, Barbara Sciascia, Illya I. Shapoval, Bogdan Popovici, Rosen Matev, Cédric Potterat, Valery Pugatch, Andrei Tsaregorodtsev, Xavier Cid Vidal, Lars Eklund, Paolo Gandini, Cristina Lazzeroni, Michael Alexander, Flavio Archilli, Stefano Perazzini, Eduardo Rodrigues, Matthew Kenzie, Marco Cattaneo, Evelina Mihova Gersabeck, Maurizio Martinelli, Anton O. Poluektov, Alessandro Cardini, Gianmaria Collazuol, Eleonora Luppi, Tomasz Szumlak, Thomas Edward Latham, Ulrik Egede, Sheldon Stone, Gabriele Simi, Alessio Sarti, Clara Matteuzzi, Barbara Storaci, Martino Borsato, Lorenzo Capriotti, Valentin Niess, Wojciech Wislicki, Sergii Kandybei, Shanzhen Chen, Diego Tonelli, Agnieszka Dziurda, Éric Cogneras, Régis Lefèvre, Antonio Augusto Alves Jr., David Dossett, Alexey Dzyuba, Heinrich Schindler, Michael D. Sokoloff, Krzysztof Świentek, Andrei Artamonov, Umberto Marconi, Stefania Vecchi, Fernando Palombo, Massimiliano Fiorini, Marina Artuso, Bernardo Adeva, Roel Aaij, Marco Adinolfi, Ziad Ajaltouni, Simon Akar, Johannes Albrecht, Federico Alessio, Georgy D. Alkhazov, Paula Álvarez Cartelle, Sandra F. Amato, Silvia Amerio, Yasmine Amhis, Guido Andreassi, Liupan An, Mirco Andreotti, Jason Emory Andrews, Robert Barrie Appleby, Giulio Auriemma, Elie Aslanides, John J. Back, Sebastian Bachmann, Roger John Barlow, Wander Baldini, Sergey Barsuk, William James Barter, Varvara S. Batozskaya, Aurelio Bay, Franco Bedeschi, John Beddow, Violaine Bellee, Nicoletta Belloli, Ivan Belyaev, Sean Benson, Antonio Romero Vidal, Hassan Jawahery, Anthony A. Affolder, Suvayu Ali, Jonathan Anderson, Osvaldo Aquines Gutierrez, Marouen Baalouch, Alexey Badalov, Clarissa Baesso, Colin Barschel, Vincenzo Battista, Léo Beaucourt, Ignacio Bediaga, Eli Ben-Haim, Giovanni Bencivenni, Jack B. Benton, Alexander V. Berezhnoy, Roland Bernet, Alessandro Bertolin, Marc-Olivier Bettler, Martin van Beuzekom, Alexander Markus Bien, Pierre Billoir, Thomas Michael Bird, Andrea Bizzeti, Thomas Blake, Frédéric Blanc, Steven Roy Blusk, Valerio Bocci, Alexander E. Bondar, Nikolai F. Bondar, Walter Bonivento, Silvia Borghi, Themis Bowcock, Espen Eie Bowen, Concezio Bozzi, Svende Annelies Braun, Markward Britsch, Jolanta Brodzicka, Nicholas H. Brook, Albert Frithjof Bursche, Jan Buytaert, Sandro Cadeddu, Roberto Calabrese, Marta Calvi, Miriam Calvo Gomez, Pierluigi Campana, Daniel Hugo Campora Perez, Angelo Carbone, Roberta Cardinale, Paolo Carniti, Laurence Carson, Kazuyoshi Carvalho Akiba, Gianluigi Casse, Lorenzo Cassina, Christophe Cauet, Giovanni Cavallero, Riccardo Cenci, Matthew Charles, Philippe Charpentier, Maximilien Chefdeville, Shu-Faye Cheung, Nicola Chiapolini, Marcin Chrząszcz, Gregory Max Ciezarek, Peter Eric Linstead Clarke, Marco Clemencic, Harry Cliff, Joel Closier, Julien Cogan, Violetta Cogoni, Lucian Cojocariu, Paula Collins, Albert Comerma-Montells, Andrew David Cook, Matthew Coombes, Gloria Corti, Marco Corvo, Benjamin Mario Couturier, Daniel Charles Craik, Melissa Maria Cruz Torres, Robert Andrew Currie, Carmelo D'Ambrosio, Jeremy Peter Dalseno, Pieter Norbert Yvonne David, Adam Davis, Kristof De Bruyn, Stefano de Capua, Michel De Cian, Jussara Marques de Miranda, Leandro De Paula, Patrizia De Simone, Daniel Decamp, Mirco Deckenhoff, Luigi Del Buono, Nicolas Déléage, Moritz Demmer, Denis Derkach, Biplab Dey, Angelo Di Canto, Hans Bert Dijkstra, Stephanie Clare Donleavy, Francesca Dordei, Álvaro Dosil Suárez, Anatoly Dovbnya, Laurent Dufour, Frederic Guillaume Dupertuis, Paolo Durante, Rustem Dzhelyadin, Sajan Easo, Victor Egorychev, Ulrich Paul Eitschberger, Christian Urs Elsasser, Scott Edward Ely, Sevda Esen, Hannah Mary Evans, Timothy Evans, Antonio Falabella, Christian Färber, Nathanael Farley, Stephen Farry, Dianne Marion Ferguson, Victor Manuel Fernandez Albor, Fabio Ferrari, Fernando Luiz Ferreira Rodrigues, Massimiliano Ferro-Luzzi, Sergey N. Filippov, Marco Fiore, Mirosław Firlej, Conor Fitzpatrick, Marianna Fontana, Flavio Fontanelli, Roger W Forty, Oscar De Aguiar Francisco, Christoph Frei, Emiliano Furfaro, Abraham Antonio Gallas Torreira, Domenico Galli, Stefano Gallorini, Silvia Gambetta, Miriam Gandelman, Yuanning Gao, Julián García Pardiñas, Jordi Garra Ticó, Lluís Garrido Beltran, Clara Gaspar, Rhorry Gauld, Laura Gavardi, Giulio Gazzoni, David Gerick, Marco Gersabeck, Timothy John Gershon, Philippe Ghez, Alessio Gianelle, Valerie Gibson, Lavinia-Elena Giubega, Vladimir Vava Gligorov, Carla Göbel, Dmitry Yu. Golubkov, Andrey Golutvin, Alvaro Gomes, Marc Grabalosa Gándara, Ricardo Graciani Diaz, Luis Alberto Granado Cardoso, Eugeni Grauges, Giacomo Graziani, Alexandru Tudor Grecu, Edward Thomas Greening, Peter Griffith, Lucia Grillo, Oliver Grünberg, Evgeny Gushchin, Yury Guz, Thierry Gys, Christos Hadjivasiliou, Guido Haefeli, Christophe Denis Haen, Susan Carol Haines, Samuel Hall, Brian Keith Hamilton, Xiaoxue Han, Stephanie Hansmann-Menzemer, Neville Harnew, Samuel Thomas Harnew, Jonathan Robert Harrison, Jibo He, Tim Head, Karol Hennessy, Pierre Henrard, Louis Henry, Jose Angel Hernando Morata, Eric van Herwijnen, Miriam Heß, Adlène Hicheur, Donal Hill, Wouter Donovan Hulsbergen, Thibaud Humair, Nazim Hussain, David Hutchcroft, Marek Idzik, Philip Ilten, Richard Jacobsson, Andreas Jaeger, Joanna Jalocha, Eddy Jans, Fan-Fan Jing, Malcolm Jared James John, Daniel Johnson, Christopher Robert Jones, Christian Joram, Nathan Philip Jurik, Matthias Karacson, Till Moritz Karbach, Sarah Karodia, Matthieu Kecke, Matthew Kelsey, Tjeerd J. Ketel, Chitsanu Khurewathanakul, Konrad Klimaszewski, Michael Kolpin, Ilya Komarov, Rose Footini Koopman, Mohamad Kozeiha, Leonid V. Kravchuk, Katharina Kreplin, Michal Kreps, Georg Alexander Krocker, Pavel Krokovny, Florian Kruse, Wojciech Kucewicz, Marcin Kucharczyk, Vasily Kudryavtsev, Axel Kevin Kuonen, Tengiz Kvaratskheliya, Daniel Lacarrère, George Dominic Lafferty, Adriano Lai, Dean Michael Lambert, Gaia Lanfranchi, Christoph Langenbruch, Benedikt Christian Langhans, Renaud Le Gac, Jeroen van Leerdam, Alexander K. Leflat, Olivier Leroy, Tadeusz Lesiak, Blake Dean Leverington, Yiming Li, Tatiana Likhomanenko, Rolf Lindner, Federica Lionetto, Bo Liu, David Loh, Iain Longstaff, Jose Helder Lopes, Donatella Lucchesi, Miriam Lucio Martinez, Haofei Luo, Anna Lupato, Oliver Lupton, Alberto Lusiani, Frédéric Machefert, Florin Maciuc, Oleg E. Maev, Kevin Joseph Patrick Maguire, Sneha Malde, Alexander Malinin, Giulia Manca, Giampiero Mancinelli, Jan Mickelle Maratas, Jean-François Marchand, Jörg Marks, Giuseppe Martellotti, Diego Martínez Santos, Fernando Martinez-Vidal, Danielle Martins Tostes, André Massafferri, Abhijit Mathad, Zoltan Mathe, Brice Maurin, Alexander Mazurov, Michael Andrew McCann, James McCarthy, Andrew McNab, Ronan McNulty, Brian Thomas Meadows, Frank Meier, Marco Meissner, Marcel Merk, Diego Alejandro Milanes, Marie-Noelle Minard, Dominik Stefan Mitzel, Josue D. Molina Rodriguez, Stéphane Monteil, Mauro Morandin, Michael J. Morello, Jakub Moroń, Adam Morris, Raymond Mountain, Franz Muheim, Janine Müller, Katharina Müller, Vanessa Müller, Paras P. Naik, Tatsuya Nakada, Raja Nandakumar, Anita Nandi, Matthew David Needham, Nicola Neri, Sebastian Neubert, Niko Neufeld, Max Neuner, Thi-Dung Nguyen, Chung Nguyen-Mau, Ramon Niet, Nikolai V. Nikitin, Thomas Nikodem, Daniel Patrick O'Hanlon, Agnieszka Obłąkowska-Mucha, Vladimir Obraztsov, Oleksandr Okhrimenko, Rudolf Gerhard Christiaan Oldeman, Cornelis J. Gerco Onderwater, Juan Martin Otalora Goicochea, Patrick Haworth Owen, Arantza Oyanguren, Antimo Palano, Matteo Palutan, Antonis Papanestis, Marco Pappagallo, Luciano Libero Pappalardo, Chris Parkes, Giovanni Passaleva, Mitesh Patel, Claudia Patrignani, Alex Pearce, Antonio Pellegrino, Gianni Penso, Monica Pepe Altarelli, Pascal Perret, Luca Pescatore, Konstantinos A. Petridis, Alessandro Petrolini, Marco Petruzzo, Eduardo Picatoste Olloqui, Tomáš Zdeněkovič Pilař‎, Davide Pinci, Alessandro Pistone, Stephen M. Playfer, Maximo Plo Casasus, Francesco Polci, Ivan Polyakov, Erica Polycarpo, Alexander D. Popov, Eugenia Price, Jessica Prisciandaro, Adrian Andrew Pritchard, Claire Prouve, Albert Puig Navarro, Giovanni Punzi, Bartłomiej Rachwał, Murilo Santana Rangel, Yuriy Ranyuk, Gerhard Raven, Federico Leo Redi, Alberto Corrêa dos Reis, Sophie Richards, Patrick Robbe, Stefan Roiser, Vladimir Romanovsky, Marcello Rotondo, Juan José Saborido Silva, Naylya Sagidova, Biagio Saitta, Brais Sanmartin Sedes, Roberta Santacesaria, Cibrán Santamarina Ríos, Celestina Satriano, Alessia Satta, Darya Savrina, Burkhard Schmidt, Olivier Schneider, Marie-Hélène Schune, Adalberto Sciubba, Nicola Serra, Justine Serrano, Lorenzo Sestini, Mikhail Shapkin, Tara Shears, Lev I. Shekhtman, Vladimir I. Shevchenko, Marek Sirendi, Tomasz Skwarnicki, Jackson William Smith, Paul Soler, Bruno Souza De Paula, Patrick Michael Spradlin, Federico Stagni, Slavorima Stefkova, Oleg V. Stenyakin, Stéphane T'Jampens, Giulia Tellarini, Jeroen Van Tilburg, Vincent Tisserand, Mark Tobin, Siim Tolk, Luca Tomassetti, Edwige Tournefier, Karim Trabelsi, Marco Tresch, Ana Trisovic, Andrey Ustyuzhanin, Ulrich Uwer, Vincenzo Vagnoni, Ricardo Vazquez Gomez, Pablo Vazquez Regueiro, Carlos Vázquez Sierra, Johannes Jarig Velthuis, Michele Veltri, Giovanni Veneziano, Mika Vesterinen, Daniel Evangelho Vieira, María Vieites Díaz, Xavier Vilasis-Cardona, Achim Vollhardt, Christian Voß, Jacco Andreas de Vries, Roland G. Waldi, David R. Ward, Nigel Keith Watson, David Websdale, Mark Peter Whitehead, Mark Richard James Williams, Matt P. Williams, Fergus F. Wilson, Julian Tarek Wishahi, Mariusz Witek, Guy Wormser, Stephen A. Wotton, Kenneth Wyllie, Yue-Hong Xie, Zhenwei Yang, Oleg Yushchenko, Mikhail Zavertyaev, Alexey Zhelezov, Stephen Trembath-Reichert, B. Viaud, B. Spaan, S. Stoica, M. Szczekowski, Wen-Bin Qian, V. Salustino Guimaraes, V. Rives Molina, S. Topp-Joergensen, E. Dall’Occo, C. Sanchez Mayordomo, J. Rouvinet, Eric Hartel Smith, Eric Hartel Smith, Ji Zhang

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