Evidence of a J/ψΛ structure and observation of excited Ξ- states in the Ξb-→J/ψΛK- decay

التفاصيل البيبلوغرافية
العنوان: Evidence of a J/ψΛ structure and observation of excited Ξ- states in the Ξb-→J/ψΛK- decay
المؤلفون: Sergey Legotin, Thomas Peter Jones, Andrea Lampis, Monica Pepe Altarelli, Sergii Kandybei, Eric Cogneras, Alexander Malinin, Mikhail Korolev, Naomi Cooke, Ross John Hunter, Eric van Herwijnen, Dmitry Golubkov, V. Matiunin, Mika Vesterinen, Z. Li, Stephane T'Jampens, S. Filippov, Stephanie Hansmann-Menzemer, Giacomo Graziani, J. A. B. Coelho, Lavinia-Helena Giubega, E. Golobardes, P. J. Marshall, D. Xiao, N. Polukhina, Placido Fernandez Declara, L. Minzoni, Ricardo Vazquez Gomez, David Anthony Friday, Harris Conan Bernstein, Cesar Luiz Da Silva, Jakob Haimberger, Halime Sazak, Vladimir Shevchenko, Maarten van Veghel, Irina Nasteva, George Coombs, Rosen Matev, Suzanne Klaver, Alexandre Boyer, Pablo Baladron Rodriguez, Abraham Gallas Torreira, Elisabeth Maria Niel, Sonia Amina Bouchiba, N. S. Nolte, V. Macko, J. Buytaert, Xianglei Zhu, Ilia Belov, Andreas Schopper, Melissa Maria Cruz Torres, T. Nanut, C. Bozzi, H. Viemann, Aleksandr Petrov, Antonio Falabella, Davide Zuliani, H. Stevens, Jonas Rademacker, Bo Fang, Kristof De Bruyn, F. Ferreira Rodrigues, S. Kotriakhova, Yuehong Xie, Anastasia Smetkina, Peilian Li, Maximo Plo Casasus, John Jake Lane, J. Wang, Marek Jezabek, Giovanni Passaleva, Thi Thuy Hang Pham, Di Yang, Eddy Jans, Roger Barlow, Cheryl Pappenheimer, Lais Soares Lavra, I. A. Monroy, Federico Stagni, Wojciech Kucewicz, S. Jakobsen, Jozef Tomasz Borsuk, Agnieszka Dziurda, Ricardo Graciani Diaz, Yury Guz, Regis Lefèvre, Lucian Cojocariu, Mark Smith, M. Soares, M. Hatch, S. Kretzschmar, Stephen M. Stahl, John Back, M. D. Sokoloff, Simone Bifani, Mark Whitehead, Lucas Mcconnell, Semen Eidelman, A. Usachov, Silvia Borghi, Pavel Krokovny, Mario Edgardo Olivares, Rui Wang, Christopher James Pawley, Lukas Calefice, A. Inglessi, Jose Maria Fernandez-tenllado Arribas, Aleksei Chernov, Davide Fazzini, Stephen Wotton, B. Delaney, S. Meloni, Zakariya Aliouche, M. S. Bieker, G. Morello, Richard Jacobsson, Marta Calvi, Giulia Manca, R. D. Moise, C. Hasse, Ekaterina Trifonova, W. Parker, Valerie Gibson, Patrizia De Simone, Shuaiyi Liu, Marie-Noelle Minard, Clara Gaspar, Massimiliano Fiorini, Miriam Calvo Gomez, Carla Marin Benito, Evgeny Gushchin, Ilaria Neri, Oliver Lupton, W. Huang, Stefano De Capua, Nigel Watson, Alexey Zhelezov, Elena Graverini, B.R. Gruberg Cazon, Amanda May Donohoe, Valeriia Lukashenko, Jean François Marchand, Boleslaw Pietrzyk, Anna Lupato, Carlos Abellán Beteta, Konstantin Belous, Marco Poli Lener, B. Spaan, Daniel Patrick O'Hanlon, Giacomo Vitali, Marco Santimaria, Daniel Decamp, Jairo Alexis Rodriguez Lopez, S. Ponce, Lucio Anderlini, Oscar De Aguiar Francisco, U. Marconi, C. Weisser, S. Tolk, Valery Zhukov, Konrad Klimaszewski, Eliane Epple, Louis Lenard Gerken, S. Ek-In, Adriano Lai, A. Guth, Yutong Li, G. Liu, Miriam Gandelman, S. Monteil, Frederic Teubert, Christopher Burr, Dario de Simone, Michael Schmelling, Paul Andre Günther, J. B. Zonneveld, R. Calabrese, Oleg Stenyakin, A. Szabelski, Anna Danilina, Jakub Ryzka, Timothy Evans, George Lafferty, Marcelo Soares, Patrick Koppenburg, Artur Ukleja, Jose Lopes, Jakub Moron, X. Lyu, Carmen Giugliano, A. Maevskiy, Paolo Gandini, Marcello Rotondo, D. Zhang, Manuel Schiller, Marcos Romero Lamas, S. Schulte, P. Ibis, W. Krupa, S. Cadeddu, Lei Zhang, Simon Stemmle, Katharina Müller, P. Stefko, Philipp Roloff, Pere Gironella Gironell, J. S. Butter, M. Marinangeli, Michael Williams, Tatiana Gaintseva, Lorena Dieste Maronas, I. Williams, Anton Philippov, O. Schneider, Rudolf Oldeman, Roman Litvinov, Roel Aaij, Vadym Denysenko, Vasily Kudryavtsev, C. H. Murphy, Christopher Parkes, N. I. Voropaev, Jialu Wang, Felipe Luan Souza De Almeida, P. Spradlin, Francesca Dordei, A. Carbone, Jan Maratas, Jakub Jacek Malczewski, C. Gu, S. Bhasin, A. Camboni, O. Kot, Yipeng Sun, Iaroslava Bezshyiko, Ivan Shchemerov, Edoardo Franzoso, T. Ovsiannikova, Arnaud Robert, Thomas Latham, C. Patrignani, I. Carli, Julian Alexander Boelhauve, P. Collins, F. Pisani, F. Ferrari, K. R. Mattioli, V. Belavin, Murdo Traill, Alessandro Bertolin, D. Gerick, M. W. Slater, Sevda Esen, Ulrik Egede, L. Sun, Andrey Ustyuzhanin, T. Maltsev, Sajan Easo, Bernardo Adeva, Cibran Santamarina Rios, A. Dendek, Svende Braun, Diego Martinez Santos, Alessandro Petrolini, G. J. Kunde, S. Zhang, Danila Saranin, J. G. Smeaton, Marco Adinolfi, Adlène Hicheur, Benedict Donald C Westhenry, Stefania Ricciardi, Jifeng Hu, A. Merli, V. Tisserand, P. Gorbounov, T. Pajero, Karol Hennessy, Nikolay Nikitin, Marie Bachmayer, Alexandru Grecu, Thomas Ackernley, Marco Pappagallo, F. Redi, J. Hu, H. Li, K. Rinnert, Francesco Dettori, Adam Benjamin Morris, Jacopo Cerasoli, Gary Robertson, Sergey Gromov, Adam Davis, V. Pugatch, M. Hilton, Miguel Ramos Pernas, M. Féo, C. A. Aidala, Gaia Lanfranchi, Lex Marinus Greeven, Bhagyashree Pagare, Guy Wilkinson, Louis Henry, R. Calladine, Hilbrand Steffen Kuindersma, Marianna Fontana, C. M. Costa Sobral, D. Brundu, Niels Tuning, L. E. Yeomans, Luciano Pappalardo, D. Lancierini, M. Mulder, H. Cai, Paul Seyfert, C. Chen, Stefan Schael, Olivier Leroy, Yilong Wang, A. Venkateswaran, Arthur Marius Hennequin, Alessio Piucci, E. Santovetti, Yasmine Amhis, M. Atzeni, E. Grauges, Conor Fitzpatrick, Maxim Borisyak, Philippe d'Argent, X. Liang, Nuria Valls Canudas, A. Vorobyev, Dorothea Vom Bruch, Huanhuan Liu, Kristian Alexander Zarebski, Mariusz Witek, Mark Tobin, Michael Alexander, Renato Quagliani, Dmitrii Ilin, Q. Xu, Yongsheng Gao, Yanting Fan, Aleksei Andreianov, Harry Cliff, Wander Baldini, Victor Renaudin, Iain Longstaff, Anthony Gavin Downes, Julien Cogan, Bruno Souza De Paula, Jing Wang, Kenenbek Arzymatov, Adrian Casais Vidal, Dmitry Popov, G. Cavallero, Simon Akar, Matteo Giovannetti, V. Romanovskiy, Philippe Charpentier, Tomasz Fiutowski, Patrick Robbe, Robert Currie, Federico Alessio, Minh Tâm Tran, Christoph Frei, B. Quintana, Rainer Schwemmer, Pietro Marino, M. S. Rangel, Joel Closier, Matthew Birch, Kayleigh Anne Thomson, G. Panshin, Daniele Manuzzi, H. Malygina, J. L. Cobbledick, Abbie Jane Chadwick, B. Audurier, E. Maurice, T. Lesiak, F. Fleuret, I. Kostiuk, T. Mombächer, A. Bay, Sandra Amato, J. D. Roth, P. Campana, Victor Egorychev, Mikhail Shapkin, U. Uwer, Jinlin Fu, Jolanta Brodzicka, Biljana Mitreska, Alexey Dzyuba, K. Heijhoff, Y. Zhang, Yang Li, J. Qin, Gerwin Meier, Alex Pearce, Serena Maccolini, Jörg Marks, C. A. Chavez Barajas, Maria Vieites Diaz, Andrea Contu, A. Rollings, Xiaokang Zhou, Viacheslav Duk, Clara Remon Alepuz, Marcin Chrzaszcz, J. Plews, A. Ossowska, Liliana Congedo, Antonio Romero Vidal, Pascal Perret, G. Tuci, Abhijit Mathad, Z. Ren, A. Loi, Tomasz Skwarnicki, Sebastian Bachmann, Andrew George Morris, Polina Kravchenko, Thomas Ruf, A. Xu, M. Poliakova, Antonio Fernandez Prieto, Ivan Belyaev, Jan-Marc Basels, A. Artamonov, F. Reiss, Alexey Boldyrev, Artem Ryzhikov, Franz Muheim, G. H. Lovell, H. Dijkstra, M. Martinelli, Mark Richard James Williams, Flavio Fontanelli, Mikhail Zavertyaev, G. Raven, Alexander Bondar, Miroslaw Firlej, E. Shmanin, A. Kondybayeva, Juan Martin Otalora Goicochea, Laurent Dufour, V. Coco, Wouter Hulsbergen, Shuangli Yang, Zhihong Shen, Niladribihari Sahoo, Roger Forty, Frederic Machefert, Sheldon Stone, Domenico Galli, Lingzhu Bian, N. Serra, Darya Savrina, Paras Naik, Zoltan Mathe, Xiaoxue Han, Pablo Vazquez Regueiro, Nicola Neri, P. Ciambrone, Alison Tully, Michal Kreps, S. Poslavskii, G. Alkhazov, C. Meaux, Wojciech Wislicki, Mikhail Hushchyn, Sergey Strokov, Marco Guarise, V. Chobanova, C. Betancourt, Federico Lazzari, D. Murray, Marie Helene Schune, Q. Han, Paolo Carniti, E. Govorkova, M. Xu, Clara Matteuzzi, Quentin Fuehring, J. V. Mead, P. Mackowiak, Claire Prouve, Neville Harnew, Robbert Erik Geertsema, Eduard Ursov, Evelina Gersabeck, Barbara Passalacqua, Stefania Vecchi, Edward Brendan Shields, Angel Fernando Campoverde Quezada, Nicola Skidmore, Leonid Kravchuk, Maik Becker, Ettore Zaffaroni, Vasyl Dobishuk, Themistocles Bowcock, Gabriele Simi, Lukas Witola, Alberto Lusiani, A. Kharisova, Preema Rennee Pais, Biplab Dey, Lino Ferreira Lopes, Joan Ruiz Vidal, Miriam Lucio Martinez, N. Meinert, J. J. Walsh, Xuhao Yuan, D. Hynds, Francesco Polci, Michal Kazimierz Mazurek, M. Brodski, Z. Yang, Antonio Pellegrino, Kazuyoshi Carvalho Akiba, Matteo Rama, E. Dall'Occo, Sara Elizabeth Mitchell, Jan Langer, Eduardo Rodrigues, Michal Dziewiecki, Ana Barbara Rodrigues, Paula Garcia Moreno, Manuel Franco Sevilla, M. McCann, R. Kopecna, D. Gerstel, F. Keizer, A. Gomes, Federico Betti, P. Billoir, Yu Zhang, Maria Aranzazu Oyanguren, Sergio Gomez Fernandez, Jussara De Miranda, Phoebe Meredith Hamilton, G. Wormser, Vladimir Chulikov, Alexander Berezhnoy, Lakshan Ram Madhan Mohan, V. Obraztsov, Yue Pan, J. Heuel, J. Bhom, T. H. Hancock, V. Balagura, Denis Derkach, Erica Polycarpo, Rafael Silva Coutinho, Resmi Pk, M. Szymanski, Peter Griffith, Fergus Wilson, Elie Aslanides, Maciej Wojciech Dudek, Eric Thomas, S. Eisenhardt, Burkhard Schmidt, A. Chubykin, Adalberto Sciubba, Mitesh Patel, J. M. Durham, S. Nieswand, G. J. Pomery, Tatsuya Nakada, Olaf Steinkamp, G. Chatzikonstantinidis, Sergei Popov, C. D'Ambrosio, M. W. Majewski, M. Zeng, Yangheng Zheng, G. Bencivenni, M. S. Rudolph, Arnau Brossa Gonzalo, M. Schellenberg, Paula Alvarez Cartelle, T. Kirn, D. Wiedner, Sook Hyun Lee, Marco Clemencic, L. Martinazzoli, Daniel Charles Craik, Anatoliy Dovbnya, Artur Ishteev, Cameron Thomas Dean, M. Gersabeck, A. Vagner, F. Baryshnikov, Maria Flavia Cicala, K. Heinicke, D. Bobulska, Benjamin Couturier, Mateusz Goncerz, Alberto dos Reis, Milosz Zdybal, G. Pietrzyk, Stephen Farry, S. 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Palano, Tomasz Szumlak, D. Berninghoff, Y. Zhou, M. Schubiger, Rafal Dominik Krawczyk, David Hutchcroft, R. I. Rabadan Trejo, Eva Vilella Figueras, M. Reboud, M. Saur, Igor Skiba, Wenbin Qian
المصدر: Science Bulletin. 66:1278-1287
بيانات النشر: Elsevier BV, 2021.
سنة النشر: 2021
مصطلحات موضوعية: Physics, Quantum chromodynamics, Particle physics, Multidisciplinary, Strangeness, 010502 geochemistry & geophysics, Quarkonium, Lambda, 01 natural sciences, Pentaquark, Luminosity, Excited state, High Energy Physics::Experiment, Invariant mass, 0105 earth and related environmental sciences
الوصف: First evidence of a structure in the $J/\psi{\Lambda}$ invariant mass distribution is obtained from an amplitude analysis of$\Xi_b^-{\rightarrow}J/\psi{\Lambda}K^-$ decays. The observed structure is consistent with being due to a charmonium pentaquark with strangeness with a significance of $3.1\sigma$ including systematic uncertainties and look-elsewhere effect. Its mass and width are determined to be $4458.8\pm2.9^{+4.7}_{-1.1}$ MeV and $17.3\pm6.5^{+8.0}_{-5.7}$ MeV, respectively, where the quoted uncertainties are statistical and systematic. The structure is also consistent with being due to two resonances. In addition, the narrow excited $\Xi^-$ states, $\Xi(1690)^-$ and $\Xi(1820)^-$, are seen for the first time in a $\Xi^-_b$ decay, and their masses and widths are measured with improved precision. The analysis is performed using $pp$ collision data corresponding to a total integrated luminosity of 9 fb$^{-1}$, collected with the LHCb experiment at centre-of-mass energies of 7, 8 and 13 TeV.
تدمد: 2095-9273
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::34db6b08726a40f247f27e3cf7f97f54Test
https://doi.org/10.1016/j.scib.2021.02.030Test
حقوق: OPEN
رقم الانضمام: edsair.doi...........34db6b08726a40f247f27e3cf7f97f54
قاعدة البيانات: OpenAIRE