Measurement of fs/fu Variation with Proton-Proton Collision Energy and B -Meson Kinematics

Autor: A. Trisovic, A. Casais Vidal, M. Karacson, Qundong Han, B. Quintana, Svende Braun, Eugenia Price, C. Chen, M. De Cian, M. Vieites Diaz, Lucio Anderlini, Tara Shears, M. Rama, F. Fontanelli, E. Santovetti, H. F. Schreiner, Michele Veronesi, Samuel Belin, Arseniy Vitkovskiy, A. Romero Vidal, L. Silva de Oliveira, Anton Poluektov, Lorenzo Sestini, Constantin Weisser, William Barter, Martina Pili, Angelo Carbone, Jaap Velthuis, Alex Seuthe, Anita Nandi, E. Govorkova, Harald Viemann, H. Li, Sebastien Valat, Nikita Beliy, E. S. Sepulveda, Alexander Leflat, John Matthew Durham, U. Eitschberger, Balazs Voneki, Alessandro Pastore, Zhenzi Wang, Veronica Soelund Kirsebom, Blaise Delaney, J. M. Otalora Goicochea, Xiaofeng Zhu, C. Remon Alepuz, A. Papanestis, Florian Reiss, S. Malde, Mark Richard James Williams, Z. Xiang, S. Tolk, Mika Vesterinen, Igor Kostiuk, Andrea Merli, Wolfgang Funk, Matthew George Chapman, A. Grecu, Andrey Ustyuzhanin, E. Ben-Haim, Maxime Schubiger, Mikhail Zavertyaev, Alessio Sarti, Ignacio Bediaga, M. Fiorini, P. d'Argent, Bernardo Adeva, Nicola Skidmore, G. Carboni, Kevin Heijhoff, Lorenzo Capriotti, Konstantin Gizdov, Wiktor Byczynski, M. Martinelli, X. Han, Andreas Weiden, Dmitrii Maisuzenko, Hans Dijkstra, Emilie Maurice, S. Esen, Wojciech Kucewicz, Stephane T'Jampens, L. Zhang, Alexandru Ene, E. Thomas, Florian Lemaitre, Matteo Bartolini, Maxim Borisyak, L. Kravchuk, Alessandro Cardini, J. M. De Miranda, Dominik Stefan Mitzel, Gianfranco Morello, Preema Rennee Pais, Pawel Kopciewicz, Claudio Gotti, Dominik Müller, S. Stracka, V. Vagnoni, E. Luppi, P. Billoir, Martino Borsato, E. Tournefier, Stanislav Poslavskii, David Gerick, J. Ruiz Vidal, D. Zhang, Vlad-Mihai Placinta, L. Garrido, Alex Birnkraut, D. E. Hutchcroft, Stefano Zucchelli, Marco Santimaria, R. Currie, S. Hansmann-Menzemer, Gerd Joachim Kunde, A. Schopper, M. Heß, Oleksander Kot, Jennifer Brigitta Zonneveld, S. Ferreres Sole, Mark Hatch, V. V. Gligorov, A. Jawahery, Marcel Materok, C. Gaspar, Jing Wang, S. Vecchi, Ph. Charpentier, V. Gibson, Pavol Stefko, Kurt Rinnert, Daniel Berninghoff, T. Ruf, Y. Li, C. M. Costa Sobral, R. Mountain, Simon Nieswand, Alison Tully, Vladimir Macko, I. Nasteva, Johannes Heuel, Sebastian Schulte, Alex Pearce, M. Ramos Pernas, Razvan Daniel Moise, T. Lesiak, Alexander Malinin, Aravindhan Venkateswaran, P. Naik, Axel Kevin Kuonen, P. Gandini, Luca Pescatore, Pietro Albicocco, Daniele Marangotto, Michael Kolpin, G. Lanfranchi, M.-N. Minard, Adam Davis, Mauricio Féo, Alessio Piucci, J. M. Yu, A. Heister, A. Vorobyev, F. Dordei, Annarita Buonaura, Valery Zhukov, Yasmine Amhis, Luca Minzoni, Dylan Jaide White, Nikolay Bondar, Alexander Vagner, Andrew Crocombe, Z. Mathe, Veronika Chobanova, A. A. Alves, Nikolai Voropaev, A. Dovbnya, J. J. Walsh, Davide Lancierini, S. Simone, G. Valenti, Christopher Betancourt, X. K. Zhou, Victor Renaudin, Daniel Vieira, Nis Meinert, Michal Kreps, Pietro Marino, M. Schmelling, P. Alvarez Cartelle, Dmitry Golubkov, Anna Danilina, A. B. Rodrigues, Cedric Meaux, Gabriela Johanna Pomery, Daniel Patrick O'Hanlon, Mark Wilkinson, Roland Waldi, M. Morandin, Alexey Boldyrev, Sergey Strokov, B. Jost, Simon Stemmle, Ph. Ghez, Hannah Louise Pullen, M. Winn, Dong Xiao, J. He, Surapat Ek-In, Kuzma Ivshin, J. D. Osborn, Sandra Amato, A. Bondar, Stefano Cali, K. Belous, A. Satta, Igor Skiba, Hanna Malygina, Holger Stevens, Hang Yin, R. Dzhelyadin, A. Lai, P. Durante, J. Arnau Romeu, Andrea Mauri, Wenbin Qian, Jolanta Brodzicka, Tatiana Likhomanenko, Tengiz Kvaratskheliya, B. R. Gruberg Cazon, Margarita Stepanova, Ulrik Egede, J. A. de Vries, O. Boente Garcia, Philipp Ibis, Miroslav Saur, Timofei Maltsev, J. Serrano, K. Wyllie, U. Uwer, B. Pietrzyk, J. Marks, Antje Mödden, Marco Adinolfi, Janine Müller, M. Straticiuc, A. Lusiani, Matthew Kelsey, Ming Zeng, Tommaso Pajero, R. Cenci, G. A. Cowan, Christopher Parkes, Alexander D. Popov, Marianna Fontana, R. Schwemmer, Samuel Coquereau, Biplab Dey, Stephan Escher, Matthieu Kecke, G. Wilkinson, H. W. Van Hecke, Patrick Koppenburg, Marco Clemencic, Luyan Sun, Laurent Dufour, Marcin Chrzaszcz, Nicola Neri, A. Fernandez Prieto, Emmy Gabriel, Benedetto Gianluca Siddi, Jascha Peter Grabowski, Jordy Sebastiaan Butter, T. Gys, G. D. Lafferty, S. Easo, Mikkel Bjørn, Mark Slater, Vladislav Belavin, Emilie Bertholet, Varvara Batozskaya, S. Playfer, Patrick Robbe, S. Karodia, Lukas Gruber, Miroslaw Firlej, Alexsei Chubykin, X. Cid Vidal, Marcin Kucharczyk, Maximilien Chefdeville, Lauren Emma Yeomans, Xiao-Rui Lyu, Dmitrii Pereima, Yawen Wang, P. Campana, Hongxi Xing, P. Di Nezza, C. Satriano, Matthieu Marinangeli, O. Maev, S. J. Chen, Jacopo Pinzino, Wen Chao Zhang, R. Le Gac, V. Franco Lima, C. Vázquez Sierra, V. Shevchenko, Abhijit Mathad, Tomasz Skwarnicki, Frank Ferrari, V. Salustino Guimaraes, F. Muheim, Sandro Cadeddu, Fanghua Jiang, John Gordon Smeaton, Yiheng Luo, M. Veltri, G. Haefeli, Emanuele Michielin, Deepanwita Dutta, Alexander Inyakin, Phillip John Marshall, D. R. Johnson, A. Contu, Maciej Witold Majewski, S. Klaver, Fedor Ratnikov, J. van Tilburg, J. J. Saborido Silva, V. Bocci, M. Merk, Y. H. Zheng, C. J. G. Onderwater, Alexander Inglessi, L. Shekhtman, Jiangqiao Hu, A. Dosil Suárez, Patrick Mackowiak, Sebastian Bachmann, Stefano Petrucci, D. Pinci, Yuyue Gan, Elena Graverini, C. Sanchez Gras, James Mwangi Kariuki, Philip Ilten, Sebastian Neubert, Lucian Cojocariu, Olivier Leroy, Zesheng Tang, Matthew James Tilley, Anna Ossowska, Nathan Jurik, Wojciech Krzemien, Nathanael Farley, M. Witek, C. Haen, Xixin Liang, D. Lucchesi, D. Melnychuk, Paolo Carniti, Meril Reboud, Artem Maevskiy, C. B. Van Hulse, Chun-wei Gu, V. Obraztsov, Kenenbek Arzymatov, Valery Pugatch, Martha Hilton, M. Patel, R. Hidalgo Charman, C. R. Jones, Anastasiia Kharisova, Matthew Scott Rudolph, K. Carvalho Akiba, Alexander Berezhnoy, Nikita Kazeev, Olivier Göran Girard, L. Tomassetti, A. Alfonso Albero, G. Wormser, Evelina Gersabeck, M. Lucio Martinez, Stephan Eisenhardt, Roberta Cardinale, Jihyun Bhom, Vladimir Romanovskiy, A. Zhelezov, Mariia Poliakova, Adam Szabelski, Mark Smith, A. Ukleja, A. Di Canto, Cameron Thomas Dean, M. Needham, Simon Baker, Tobias Tekampe, N. K. Watson, Marie Helene Schune, O. De Aguiar Francisco, B. Sanmartin Sedes, Victor Coco, V. Chekalina, Oleg Yushchenko, J. V. Viana Barbosa, Zhuoming Li, Albert Comerma-Montells, Benjamin Audurier, D. Tonelli, James Vincent Mead, Denis Derkach, A. Petrolini, Gediminas Sarpis, S. Gallorini, R. Niet, M. Shapkin, Marco Petruzzo, A. Vollhardt, N. Tuning, Violaine Bellee, William Dean, Alessandra Gioventù, Antonio Pellegrino, Y. Zhou, Matthew Kenzie, B. Malecki, Carmelo D'Ambrosio, Jean François Marchand, Oleg Stenyakin, C. Fitzpatrick, F. Ferreira Rodrigues, W. Huang, Brij Kishor Jashal, Marian Stahl, Naomi Veronika Raab, Dawid Gerstel, A. Bertolin, A. Palano, Tomasz Szumlak, B. Souza De Paula, O. Steinkamp, Adalberto Sciubba, Ivan Polyakov, Giulia Tuci, Ryan Calladine, Eluned Smith, C. A. Aidala, Marcela Vitti, Harris Conan Bernstein, L. Del Buono, Moritz Demmer, C. Bozzi, Plamen Hristov Hopchev, Floris Keizer, Zishuo Yang, M. Palutan, Kristian Alexander Zarebski, Michael Alexander, Da Yu Tou, Thomas Henry Hancock, Johannes Albrecht, F. Teubert, F. Maciuc, M. Ravonel Salzgeber, M. Rotondo, F. Redi, E. Polycarpo, Tatsuya Nakada, Renata Kopecna, Malcolm John, M. Gandelman, Murdo Traill, Sophie Richards, Vladislav Balagura, G. Bencivenni, Sean Benson, R. Jacobsson, P. Spradlin, A. Puig Navarro, Malte Hecker, E. Cogneras, Giulio Gazzoni, M. O. Bettler, M. Brodski, W. Baldini, Jakub Moron, Kodassery Prasanth, R. J. Barlow, Kevin Maguire, Thibaud Humair, S. A. Wotton, U. Straumann, Xiao-yan Li, G. Cavallero, Renato Quagliani, Almagul Kondybayeva, D. Hynds, D. Galli, J. Maratas, Michele Atzeni, Sune Jakobsen, Marta Calvi, Barbara Sciascia, Olivier Deschamps, Niklas Stefan Nolte, Alexander Baranov, Marina Artuso, Gianni Penso, E. Gushchin, John Jake Lane, Rudolf Oldeman, Dana Bobulska, R. Nandakumar, Flavio Archilli, Jixing Qin, I. Longstaff, Patrick Owen, Yu. Guz, G. Liu, Tommaso Colombo, C. Göbel, J. E. Andrews, R. Santacesaria, W. Wislicki, G. Punzi, Moran Wang, Nicola Serra, B. Schmidt, Ivan Belyaev, David Loh, A. Gallas Torreira, Gennady Panshin, F. Martinez Vidal, M. Poli Lener, Tjeerd Ketel, Jordan Daniel Roth, A. Artamonov, Andrew Beiter, Basem Khanji, Y. Xie, Thomas Blake, U. Marconi, Ifan Williams, George Coombs, C. Khurewathanakul, C. Santamarina Rios, Titus Mombächer, H. Schindler, Marek Idzik, Vincenzo Battista, M. Boubdir, S. Perazzini, M. Franco Sevilla, E. van Herwijnen, T. J. V. Bowcock, S.-G. Chitic, Adam Benjamin Morris, Julien Cogan, Alexey A. Petrov, G. Tellarini, M. R. J. Williams, J. Fu, G. Mancinelli, Antonino Sergi, Thomas Hadavizadeh, R. Ekelhof, Georgios Chatzikonstantinidis, G. Martellotti, T. Boettcher, A. Brea Rodriguez, Samuel Maddrell-Mander, Markus Frank, Andrea Valassi, M. Pepe Altarelli, Thomas Harrison, E. Spadaro Norella, Iwan Thomas Smith, M. van Beuzekom, Scott Ely, Maria Elena Stramaglia, Fabrice Desse, Edward James Millard, Marco Gersabeck, Federico Cindolo, Roger Forty, Tara Nanut, J. Garra Tico, A. Dzyuba, Alexander Battig, A. Bursche, Mohamad Kozeiha, Zehua Xu, R. Matev, S. Ricciardi, D. Websdale, W. D. Hulsbergen, B. Rachwal, Victor Egorychev, Xavier Vilasis-Cardona, Konstantinos Petridis, L. M. Garcia Martin, J. A. Rodriguez Lopez, B. Couturier, R. A. Fini, Guillermo Loustau, K. E. Kim, William Parker, C. Abellán Beteta, F. Polci, Roman Greim, S. Roiser, S. Eidelman, S. Farry, R. McNulty, P. Krokovny, S. Schael, Eduardo Rodrigues, Christoph Frei, A. Brossa Gonzalo, P. Gironella Gironell, A. Tsaregorodtsev, Mick Mulder, Xia-Ji Liu, V. Volkov, Michal Dziewiecki, T. E. Latham, C. Sanchez Mayordomo, H. V. Cliff, Olli Lupton, Federico Alessio, Frederic Machefert, Sheldon Stone, C. Hadjivasiliou, F. Stagni, Giulio Dujany, Phoebe Meredith Hamilton, Sarah Beranek, M. Dorigo, Sergey Didenko, Vitalii Lisovskyi, Simone Bifani, Qiang Xu, M. T. Tran, I. A. Monroy, F. Blanc, I. V. Gorelov, K. Müller, Jan Buytaert, T. J. Gershon, M. Plo Casasus, Elie Aslanides, L. De Paula, Baasansuren Batsukh, Felix Johannes Kress, Federica Lionetto, Z. C. Huard, R. Lefèvre, John Back, Christoph Hasse, G. Passaleva, G. Graziani, Emma Buchanan, Timothy Evans, David Gascon, Christopher Burr, D. Vom Bruch, J. Lomba Castro, P. Vazquez Regueiro, Hongjie Mu, Viacheslav Matiunin, Jonas Rademacker, Marco Cattaneo, Guido Andreassi, Agnieszka Oblakowska-Mucha, E. Grauges, Stephen M. Stahl, N. Neufeld, Davide Brundu, Colm Harold Murphy, Sofia Kotriakhova, M. Tobin, E. Dall'Occo, Krzysztof Swientek, Franco Bedeschi, Arnaud Robert, C. Patrignani, Konrad Klimaszewski, P. Fernandez Declara, K. De Bruyn, Silvia Gambetta, Timon Schmelzer, Markus Roehrken, V. Tisserand, M. Andreotti, Anatoly Konoplyannikov, Christoph Langenbruch, Gianluigi Casse, Angelo Loi, F. J. P. Soler, G. Manca, O. Schneider, Natalia Polukhina, E. Jans, S. C. Haines, A. Hicheur, Srishti Bhasin, M. De Serio, D. Lacarrere, C. L. Da Silva, M. S. Rangel, Liupan An, Lucia Grillo, C. Matteuzzi, M. Vernet, M. Xu, Karol Hennessy, Stefanie Reichert, Guillaume Pietrzyk, A. McNab, Diego Alejandro Milanes, M. J. Morello, P. Perret, Sergey Barsuk, C. Joram, M. Charles, C. Lazzeroni, Roland Bernet, J. Jalocha, François Fleuret, B. Leverington, L. Giubega, A. Oyanguren, Thomas N. Williams, Francesco Dettori, Andrii Usachov, Marco Pappagallo, A. Falabella, Biagio Saitta, Louis Henry, Serhii Koliiev, Shuang-Nan Zhang, Alexandra Paige Rollings, John Leslie Cobbledick, G. Simi, Tomasz Fiutowski, P. Collins, Y. Sun, Slavomira Stefkova, Paul Seyfert, S. Kandybei, J. A. B. Coelho, T. Kirn, Christian Färber, P. R. Li, A. Dziurda, R. Graciani Diaz, Claire Prouve, Neville Harnew, Maciej Pawel Szymanski, C. Marin Benito, Dmitry Popov, Simon Akar, L. Ferreira Lopes, A. Bay, S. Filippov, B. T. Meadows, G. Raven, D. Decamp, A. Golutvin, V. Vorobyev, M. Ferro-Luzzi, L. L. Pappalardo, M. D. Sokoloff, Darya Savrina, Yuezhe Yao, Huacheng Cai, Davide Fazzini, M. van Veghel, Naomi Cooke, l. Soares Lavra, Anna Lupato, Loris Martinazzoli, Ao Xu, Mara Senghi Soares, J. García Pardiñas, R. Lindner, S. Monteil, George Holger Lovell, Y. N. Gao, Adam Dendek, B. Garcia Plana, Manuel Schiller, D. Martinez Santos, Tatiana Ovsiannikova, Mark Whitehead, Lucas Mcconnell, Lauren Douglas, S. Ogilvy, Heather Mckenzie Wark, Flavio Pisani, Wojciech Krupa, F. F. Wilson, A. Gomes, Federico Betti, L. A. Granado Cardoso, J. H. Lopes, Wenhua Hu, Y. Zhang, Malgorzata Pikies, S. Blusk, O. V. Mineev, Alessandro Camboni, Fedor Baryshnikov, Chung Nguyen-Mau, Gregory Ciezarek, Jeremy Dalseno, P. Griffith, Paolo Ciambrone, Andrea Bizzeti, Jonathan Plews, P. De Simone, B. Spaan, J. Closier, A. Massafferri, Zhuyin Ren, Roel Aaij, Vadym Denysenko, Karlis Dreimanis, R. Calabrese, Alexander Semennikov, Kevin Heinicke, Kara Renee Mattioli, M. Cruz Torres, Lars Eklund, Vanessa Müller, Ziad Ajaltouni, Michele Piero Blago, Andreas Güth, Margarete Schellenberg, T. D. Nguyen, N. Sagidova, Lennaert Bel, G. Alkhazov, Michael McCann, Mikhail Hushchyn, Xuhao Yuan, Jiayin Sun, Sophie Katharina Kretzschmar, M. Calvo Gomez, G. Corti, Martin Stefan Bieker, Daniel Charles Craik, M. Mukherjee, D. Campora Perez, V. Kudryavtsev, D. R. Ward, Donal Murray, H.-P. Dembinski, Brice Maurin, D. Hill, S. Borghi, Li Xu, Andrea Mogini, S. De Capua, Ia. Bezshyiko, Nikolay Nikitin, P. E. L. Clarke, R. Vazquez Gomez, Sebastien Ponce, A. C. dos Reis, R. Silva Coutinho, Ryan Newcombe, Evgenii Shmanin
Rok vydání: 2020
Předmět:
Zdroj: Physical Review Letters. 124
ISSN: 1079-7114
0031-9007
Popis: The ratio of the Bs0 and B+ fragmentation fractions fs and fu is studied with Bs0→J/ψφ and B+→J/ψK+ decays using data collected by the LHCb experiment in proton-proton collisions at 7, 8, and 13 TeV center-of-mass energies. The analysis is performed in bins of B-meson momentum, longitudinal momentum, transverse momentum, pseudorapidity, and rapidity. The fragmentation-fraction ratio fs/fu is observed to depend on the B-meson transverse momentum with a significance of 6.0σ. This dependency is driven by the 13 TeV sample (8.7σ), while the results for the other collision energies are not significant when considered separately. Furthermore, the results show a 4.8σ evidence for an increase of fs/fu as a function of collision energy.
Databáze: OpenAIRE