Measurement of ϒ(1S) Elliptic Flow at Forward Rapidity in Pb-Pb Collisions at sNN=5.02 TeV

Autor: Ali Zaman, Vladyslav Litichevskyi, Trine Spedstad Tveter, Ivan Kisel, Marco Marquard, Rosario Turrisi, Evgeny Kondratyuk, A. Chauvin, C. Suire, Sarita Sahoo, Giuseppe Mandaglio, L. A. P. Moreno, Christoph Mayer, Jørgen André Lien, William Edward Witt, U. Frankenfeld, Tomoya Tsuji, Julian Wojciech Myrcha, Jens Robert Luhder, Adam Tadeusz Wegrzynek, A. A. Vinogradov, Arthur Willem Jean Gal, Filippo Baruffaldi, Rainer Arno Ernst Renfordt, Andrew Michael Kubera, Alexander Kluge, Petr Nomokonov, Mohammad Asif Bhat, Arseniy Shabanov, Gennady Zinovjev, Sadhana Dash, David Horak, Rashmi Raniwala, Sergey Filchagin, Marco Bregant, Cindy Mordasini, Ola Slettevoll Groettvik, Zubayer Ahammed, Cristina Bedda, F. Prino, B. Polichtchouk, Sebastian Hornung, Claude Andre Pruneau, Roberto Barbera, Dieter Røhrich, Nicole Alice Martin, Tatiana Lazareva, Elena Botta, Giacomo Vito Margagliotti, Philip Hauer, Sona Pochybova, Anik Gupta, M. Winn, Tariq Mahmoud, Sylvain Chapeland, Rabi Soto Camacho, A. J. Castro, W. J. Llope, Lucia Leardini, C. Hadjidakis, Christian Holm Christensen, Sandeep Dudi, Germano Bonomi, Alexander Mamonov, R. A. Negrao De Oliveira, Johan Alme, Luciano Ramello, Ejiro Naomi Umaka, Paolo Giubellino, Sven Gotovac, Zabulon Vilakazi, Norbert Novitzky, Alexander Adler, Sergey Kiselev, Ana Maria Marin, Philippe Crochet, Roman Lavicka, J. Sochan, Arturo Alejandro Menchaca-Rocha, Maya Hachiya Shimomura, M. R. Haque, Xinye Peng, Alexander Bolozdynya, A. De Falco, Adrian Fereydon Nassirpour, Rosario Nania, Rinaldo Rui, Jurgen Schukraft, Jan Jadlovsky, Sumit Basu, V. Grigoriev, Y. Corrales Morales, Victor Trubnikov, Bushra Ali, Q. Y. Shou, M. Fusco Girard, L. Aphecetche, A. Villatoro Tello, Taku Gunji, Florian Herrmann, Alexander Schmah, Anton Alkin, E. López Torres, Souvik Priyam Adhya, Paul Alois Buhler, Aydan Garibli, Ernst Hellbar, Andreas Michael Mathis, P. Gianotti, P. Vande Vyvre, Toralf Bernhard Skaali, Chiara Pinto, Maciej Slupecki, A. Baldisseri, Jakub Kvapil, Sonia Parmar, Michael Henry Oliver, Guy Paic, O. Villalobos Baillie, Christian Lippmann, Luis Gustavo Pereira, Aleksey M. Tikhonov, F. Torales-Acosta, M. Bombara, Supriya Das, Artur Furs, Andrei Ionut Herghelegiu, Heiko Engel, Peter Strmen, Luciana Bianchi, Lucia Anna Husova, Vivek Singh, Sergey Evdokimov, Vladislav Manko, Julien Faivre, G. Martínez García, P. González-Zamora, Arnon Songmoolnak, Jacek Tomasz Otwinowski, Zhanna Khabanova, Piotr Jan Konopka, D. M. Goméz Coral, Andrey Zarochentsev, Andrey Erokhin, S. Yano, Sanjib Muhuri, P. Roy, Marco Toppi, Nilmoni Sarkar, Vladimir Vechernin, Yasir Ali, Bruno Alessandro, Priyanka Sett, Maria Vasileiou, Sudhir Raniwala, A. Maire, Anton Jusko, Ivan Kralik, Miroslav Pikna, Mario Sitta, S. W. Lindsay, Tatiana Karavicheva, Andrey Vasiliev, Alberto Collu, Vladimir Peskov, Saikat Biswas, Hiroshi Murakami, Petra Loncar, Fiorella Maria Celeste Fionda, Dimitra Andreou, Austin Vincent Harton, Archana Sharma, Samrangy Sadhu, Bogdan Theodor Rascanu, Xiaowen Ren, Pietro Fecchio, Silvia Arcelli, Nicola Zurlo, Vladimir Kovalenko, M. Masera, Zhuo Zhou, Sandro Christian Wenzel, Shiming Yang, Lukas Tropp, E. Fragiacomo, Luca Micheletti, T. J. Humanic, Franco Meddi, Dmitry Aleksandrov, Pavel Larionov, Kristjan Herlache Gulbrandsen, Franck Manso, Enrico Scomparin, C. J. Schmidt, Rishat Sultanov, Carlos Duarte Galvan, Buddhadeb Bhattacharjee, I. K. Yoo, Lukas Koska, E. Nappi, Susan L. Swain, Lucas Altenkamper, Robin Albert Andre Caron, Sudhir Pandurang Rode, Andrea Alici, Ian Gardner Bearden, Johannes Peter Wessels, James Declan Mulligan, Alexandre Shabetai, Jiyeon Kwon, A. Fernández Téllez, Horst Sebastian Scheid, Panagiotis Christakoglou, Xuan Zhang, Guido Alexander Willems, Nicolo Jacazio, Paolo Camerini, Sergey Voloshin, Chinorat Kobdaj, D. A. Moreira De Godoy, K. Šafařík, Preeti Dhankher, Igor Pshenichnov, Claudiu Cornel Schiaua, I. Das, Daiki Sekihata, Yingchun Zhu, Natalia Kondratyeva, Mateusz Andrzej Ploskon, Boris Wagner, Sandra Moretto, Andrea Danu, Roberto Divia, Martin Vala, Z. Yin, Auro Prasad Mohanty, Syaefudin Jaelani, Pooja Pareek, A. Dashi, S. Porteboeuf-Houssais, Janet Elizabeth Seger, M. O. Schmidt, Alexey Kuryakin, Filimon Roukoutakis, Hannah Bossi, Andrey Kondratyev, F. Bock, Laura Fabbietti, Dai-Mei Zhou, Guillaume Batigne, Dibakar Bauri, Yves Roland Schutz, P. F. T. Matuoka, Neetika Sharma, E. Perez Lezama, Mallick Dukhishyam, Eleazar Cuautle, Philipp Johannes Luettig, A. Di Mauro, Ingrid Mckibben Lofnes, Sibaliso Mhlanga, Qasim Waheed Malik, D. Peresunko, Alexandru Bercuci, C. de Conti, Jihye Song, Wanchaloem Poonsawat, Yuri Melikyan, Olja Dordic, D. Miśkowiec, Y. F. Ryabov, Ulrich Fuchs, Corrado Gargiulo, Manoj Bhanudas Jadhav, Massimo Angeletti, Michelangelo Agnello, Shinichi Hayashi, Peter Braun-Munzinger, Sanjeev Singh Sambyal, Mais Kazim Oglu Suleymanov, Jan Figiel, Valeriy Pozdniakov, J.A. Mares, Bernhard Hohlweger, Ajay Kumar Dash, Daniel Dabrowski, Petra Riedler, Edgar Dominguez Rosas, Tuva Ora Herenui Richert, Markus Bernhard Zimmermann, Alperen Yuncu, Sk Noor Alam, Yvonne Chiara Pachmayer, Ashik Ikbal Sheikh, Lukas Kreis, Dario Berzano, Filippo Costa, Mohd Danish Azmi, A. A. Capon, Rafael Peretti Pezzi, Peter Zahariev Hristov, Siyu Tang, Volodymyr Yurchenko, Evgeny Karpechev, Tomasz Trzcinski, G. Aglieri Rinella, Suharyo Sumowidagdo, Uzma Tabassam, Grazia Luparello, Paraskevi Ganoti, Mohammed Al-Turany, Gualtiero Volpe, T. P. Sinha, Peter Malzacher, Hanna Paulina Zbroszczyk, Ken Oyama, Himanshu Sharma, M. van Leeuwen, Roy Crawford Lemmon, Tapan K. Nayak, R. Orava, Jana Bielcikova, Daniel Berenyi, Paolo Martinengo, L. O. D. L. Pimentel, Xin-Qiang Li, Jeremy John Wilkinson, Philippe Rosnet, E. A. R. Casula, Alla Maevskaya, Katie Leanne Graham, Roman Rogalev, Prottoy Das, Omar Vazquez Rueda, Barbara Ewa Erazmus, Yue Shi Lai, Antonija Utrobicic, Renu Bala, Toru Sugitate, Vladimir Zherebchevskii, M. H. P. Sas, Raymond James Ehlers, P. G. Kuijer, Jongsik Eum, Wladyslaw Henryk Trzaska, Catherine Micaela Silvestre, Steffen Georg Weber, Dong Jo Kim, Vladimir Nikulin, Markus Konrad Kohler, O. Vazquez Doce, Anthony Robert Timmins, Goran Simatovic, Miguel Arratia, Michal Meres, Markus Fasel, M. I. Martínez, A. B. Kurepin, Mirko Planinic, Ritsuya Hosokawa, Erin Frances Gauger, Simone Ragoni, Anju Bhasin, G. A. Feofilov, Somnath Kar, M. Zhalov, Andrea Ferrero, Ralf Keidel, Sergey Shirinkin, S. Vergara Limón, Peter Levai, Gergely Gabor Barnafoldi, Boris Hippolyte, Christophe Furget, Jean Willy Andre Cleymans, Volker Lindenstruth, Francesca Soramel, Barbara Antonina Trzeciak, H. Borel, M. Martinez Pedreira, K. Schweda, Fabio Catalano, Stefan Thomas Heckel, Haidar Mas'Ud Alfanda, Madalina-Gabriela Tarzila, Vit Kucera, Philippe Pillot, Baidyanath Sahoo, H.B. Kim, Benedikt Volkel, Mikhail Malaev, M. G. D. L. C. Vicencio, A. Karasu Uysal, Gabriele Gaetano Fronze, Mauro Rogerio Cosentino, Adam Ryszard Kisiel, Agneta Oskarsson, R. D. De Souza, Katharina Garner, Robert Vertesi, Bjarte Kileng, P. La Rocca, Andrea Dubla, Peter Kalinak, Valery Punin, Marianna Mazzilli, Adriana Telesca, Patrick John Steffanic, Ionel Stan, Pietro Cortese, Mattia Faggin, Luciano Musa, Alexei Khanzadeev, Himani Bhatt, Kirill Voloshin, Cristian Andrei, Venelin Anguelov, Eliane Epple, Rama Chandra Baral, Z. Buthelezi, Sumit Kumar Saha, Federico Cindolo, E. Stenlund, Alberto Caliva, S. P. Sorensen, Nicolas Schmidt, Dezso Varga, Bedangadas Mohanty, Wan Chang, S. Balouza, Linda Vickovic, D. Budnikov, Alwina Ruixin Liu, Premomoy Ghosh, Konstantin Mikhaylov, Anisa Khatun, B. Ketzer, Martin Poghosyan, Sibaji Raha, Filip Erhardt, Mohammed Hamid, K. Puranapanda, D. De Gruttola, A. Matyja, Janusz Oleniacz, Y. Berdnikov, Ana Vargas, Danthasinghe Piyarathna, Vytautas Vislavicius, Elena Bruna, Brennan Schaefer, Francesca Bellini, Costin Grigoras, Przemyslaw Karczmarczyk, Suman Deb, James Philip Iddon, Stefano Trogolo, Sebastian Klewin, Vladimir Ivanov, Mihaela Gabriela Besoiu, Alberica Toia, Magnus Mager, Iwona Anna Sputowska, Nur Hussain, Jesse Thomas Buxton, Fabian Pliquett, Mikolaj Krzewicki, Oliver Thomas Jevons, L. Massacrier, Mihai Petrovici, Ara Grigoryan, D. Pistone, Raffaele Grosso, Michael Karim Habib, R. Varma, Emma Gonzalez Hernandez, Alessandro Ferretti, J. L. Klay, Leo Clifford Greiner, A. Rustamov, Barbara Jacak, Lukasz Kamil Graczykowski, Valentina Mantovani Sarti, Kamil Rafal Deja, Alexander Philipp Kalweit, Meike Charlotte Danisch, D. S. Hwang, Sizar Aziz, Beom Joon Kim, Federico Antinori, G. L. Usai, Pietro Antonioli, Luisa Cifarelli, A. Feliciello, Chiara Zampolli, Sara Vallero, Miljenko Suljic, Naghmeh Mohammadi, Fatiha Lehas, Uliana Dmitrieva, David Dobrigkeit Chinellato, H. Natal da Luz, Johannes Lehrbach, Fabio Filippo Colamaria, Matteo Concas, Basanta Kumar Nandi, Svein Lindal, S. Sadovsky, Christopher Hills, Domenico Colella, Klaus Johannes Reygers, Astrid Morreale, Daniel Michael Muhlheim, Xiaozhi Bai, Chun-Lu Huang, Dominik Voscek, Patrick Simon Reichelt, Giuseppe Simonetti, Ivan Ravasenga, Gerardus Nooren, Jan Musinsky, Ombretta Pinazza, Piotr Nowakowski, Petr Zavada, Ionut Cristian Arsene, Theo Alexander Broker, Sergey Nazarenko, Jasper Elias Parkkila, Christina Markert, Shuaib Ahmad Khan, M. Mohisin Khan, Borge Svane Nielsen, Peter Graham Jones, Christopher Daniel Anson, Vladimir Izucheev, David Olle Rickard Silvermyr, Kristin Fanebust Hetland, Manuel Colocci, Svetlana Kushpil, Martin Schmidt, Vladimir Samsonov, Barbara Guerzoni, Marton Vargyas, Peter Christiansen, Christine Nattrass, Marko Jercic, Smbat Grigoryan, Rathijit Biswas, Gabor Biro, Mario Kruger, Federico Ronchetti, Andre Mischke, Przemyslaw Stefan Rokita, Paul Christoph Bätzing, Jana Crkovská, Kirill Lapidus, A. Rakotozafindrabe, D. S. D. Albuquerque, Jhuma Ghosh, Luca Barioglio, Brigitte Cheynis, Attiq Ur Rehman, Sabyasachi Siddhanta, Krystian Roslon, Ralf Peter Averbeck, S. Beole, Arturo Tauro, Soyeon Cho, Julius Maximilian Gronefeld, I. León Monzón, Zoltán Varga, C. Cicalo, Anders Garritt Knospe, Motoi Inaba, L. V. Malinina, J. L. Bazo Alba, Jin Hee Yoon, Maksim Melnik Storetvedt, Carsten Klein, Dmitry Blau, Krzysztof Redlich, Gvozden Neskovic, Antoine Xavier Lardeux, Rainer Martin Schicker, Guillermo Mesa Perez, G. Hamar, Vojtech Pacik, Francesco Noferini, Iouri Belikov, Thomas Dietel, David Michael Rohr, T. Kollegger, T. Peitzmann, M. Keil, G. Boca, L. Nellen, Yanchun Ding, Sami Sakari Rasanen, Ashutosh Pandey, Adrian Sevcenco, Jonatan Adolfsson, Michael Linus Knichel, Shaji Kumar, Mesut Arslandok, V. Zaccolo, Sergey Gorbunov, R. T. Jimenez Bustamante, Alberto Masoni, Manuel Guittiere, D. J. Kim, Fabrizio Grosa, Antonio Trifiro, Oleksandr Kovalenko, Yasuo Miake, Sinjini Chandra, Artem Shangaraev, Raphaelle Marie Bailhache, Roman Lietava, J. P. Revol, Erwann Masson, Ken Suzuki, J. H. Kang, Hiroki Yokoyama, Stefano Panebianco, Andres Sandoval, Rune Langøy, Roberta Arnaldi, Sang Un Ahn, Ganesh Jagannath Tambave, Alexandru Florin Dobrin, Andrzej Deloff, Anselmo Margotti, Shih-Chang Lee, You Zhou, Wadut Shaikh, Giuseppe Trombetta, Aditya Nath Mishra, Fernando Antonio Flor, Håvard Helstrup, Davide Caffarri, Chengxin Zhao, Harry Arthur Andrews, Syed Asad Hussain, M. Weber, Dhananjaya Thakur, Teo Mrnjavac, Hans Rudolf Schmidt, F. R. Sanchez, Tulika Tripathy, J. Zhu, Sean Murray, Eunja Kim, B. Espagnon, Eugen Mudnic, G. Conesa Balbastre, Peter Martin Jacobs, Jorn Henning Putschke, Jon Christopher Wikne, Gioacchino Vino, A. Ortiz Velasquez, Nicolo' Valle, Stefano Bagnasco, M. V. Ivanov, J. G. Contreras, Solangel Rojas Torres, Ermanno Vercellin, Michal Broz, Teodor Siemiarczuk, L. V. R. van Doremalen, Gilda Scioli, Sonia Rajput, Pranjal Sarma, Sohail Musa Mahmood, Andre Augustinus, T. Antičić, Richa Gupta, Jin-Hong Park, Henner Buesching, Erik Brücken, V. Petráček, Ruben Shahoyan, E. Calvo Villar, Giacomo Bruno, Charles E. Hughes, Janka Vrlakova, D. Hatzifotiadou, Damir Devetak, Predrag Buncic, Laszlo Boldizsar, J. Takahashi, Y. Mao, J. S. Kim, Adrian Florin Mechler, Alberto Rotondi, Peter Chochula, Austin Robert Schmier, Sudipan De, Debasish Das, M. A. Mazzoni, Ahsan Mehmood Khan, Christoph Blume, Boris Rumyantsev, Stefan Kirsch, Andrzej Rybicki, Tahir Hussain, Amal Sarkar, Kosei Yamakawa, Ciprian Mihai Mitu, J. Castillo Castellanos, Sergey Nikulin, Jamila Bashir Butt, Y. Sibiriak, S. L. La Pointe, David H. Evans, Esther Bartsch, Monika Varga-Kofarago, Andrea Festanti, Ranbir Singh, R. D. Majka, Marie Germain, Michal Sumbera, A. A. P. Suaide, Simon Voigt Nesbø, Patrick Huhn, Slavka Jadlovska, Annelies Marianne Veen, Vito Manzari, Mukesh Sharma, Arvind Khuntia, Viktor Riabov, Matthew Daniel Buckland, Z. Conesa del Valle, Kunal Garg, Peter Glassel, M. M. Mondal, Hadi Hassan, Nima Zardoshti, Rajendra Nath Patra, Serpil Yalcin, Hushnud Hushnud, Serhiy Senyukov, Ilya Selyuzhenkov, J. Schambach, Piotr Jan Gasik, Malgorzata Anna Janik, Benjamin Donigus, Antonio Uras, Silvia Delsanto, Rutuparna Rath, Vikas Singhal, Antonino Zichichi, Guillaume Taillepied, Susanna Costanza, Paolo Bartalini, Magnus Rentsch Ersdal, Edmundo Javier Garcia-Solis, Elisa Meninno, Ranjit Nayak, Diego Stocco, Ailec Bell Hechavarria, Vladimir Belyaev, J. T. Blair, Matti Mikael Mieskolainen, Thomas Michael Cormier, Lokesh Kumar, Timo Eero Hilden, Marcelo Gameiro Munhoz, Valeria Muccifora, Jungeol Kim, H. Pereira Da Costa, F. Carnesecchi, A. G. Bogdanov, Irais Bautista Guzman, Marcello Borri, Ezra Douglas Lesser, Alexander Vodopyanov, Jan Fiete Grosse-Oetringhaus, C. Garabatos, Christian Claude Kuhn, J. de Cuveland, Deepa Thomas, K. Barth, Luuk Vermunt, G. Contin, S. Dani, A. 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Gomez Ramirez, Tatsuya Chujo, Imrich Szarka, Minjung Kim, Alessandra Fantoni, Nicole Bastid, K. Krizkova Gajdosova, Angela Badala, Adela Kravcakova, Eugenio Scapparone, Matteo Lupi, Hideki Hamagaki, M. Marchisone, Hermann Franz Degenhardt, Ankhi Roy, Shafiq Ahmad, Konstantin Munning, Sebastian Adam Bysiak, Latchezar Betev, J. J. Gaardhøje, Raul Arteche Diaz, Dennis Franz Weiser, Martin Andreas Volkl, Redmer Alexander Bertens, Hartmut Hillemanns, J. Wiechula, Mohamad Tarhini, Cristiane Jahnke, Beomsu Chang, Corey James Myers, S. R. Klein, Anand Kumar Dubey, H. J. C. Zanoli, C. Oppedisano, Catalin-Lucian Ristea, Evgeny Kryshen, Vitaly Loginov, Y. Wu, Yongwook Baek, Lidia Maria Gorlich, Kenneth Francis Read, Bharati Naik, Stefania Bufalino, Siraj Ahmed Khan, Y. Pestov, Muqing Jin, Podist Kurashvili, Sanchari Thakur, P. W. Stankus, Felix Reidt, Roberto Preghenella, V. Chibante Barroso, Raghunath Sahoo, Valerie Ramillien Barret, E. Serradilla, C. Ceballos Sanchez, Michael Lettrich, Øystein Djuvsland, Zhiqing Zhang, D. Mal'Kevich, Robert Helmut Munzer, Alexander Szabo, Filip Krizek, Emily Jade Willsher, Branislav Sitar, Sidharth Kumar Prasad, Annalisa Mastroserio, Kjetil Ullaland, N. De Marco, Lars Bratrud, Francesco Riggi, Panagiota Foka, Michal Sefcik, Dmitrii Nesterov, Werner Riegler, T.H. Kim, Alexander Akindinov, Vicente González, Tomas Wilhelm Snellman, Jinjin Pan, B. Paul, Nikolai Smirnov, Raphael Noel Tieulent, Markus Ball, J. W. Harris, Silvia Masciocchi, Suyuan Liu, Ophelie Bugnon, Kenta Shigaki, Renaud Vernet, C. Klein-Bösing, A. S. Nyanin, Giulio Eulisse, Kilian Eberhard Schwarz, D. Elia, Stefano Piano, Bernd Stefan Windelband, Varlen Grabski, Sourav Kundu, A. Rossi, Victor Jose Gaston Feuillard, Bong-Hwi Lim, Pascal Dillenseger, Viktor Ratza, Prabhakar Palni, Vardanush Papikyan, R. Alfaro Molina, Marielle Chartier, Dagmar Adamová, Masanori Ogino, B. von Haller, Marian Krivda, Grzegorz Andrzej Wilk, Matthias Richter, Ante Bilandzic, G. Herrera Corral, Lawrence Pinsky, Jochen Klein, L. Cunqueiro, Andreas Morsch, Shingo Sakai, T. Virgili, Madan M. Aggarwal, E. Widmann, A. Borissov, Neelima Agrawal, M. S. Islam, Martino Gagliardi, Nirbhay Kumar Behera, D. Di Bari, R. Haake, Ivan Vorobyev, Alessandro Grelli, Siegfried Valentin Foertsch, Muhammad Umair Naru, Xing Long Li, N. van der Kolk, A. C. Oliveira Da Silva, Nicola Bianchi, Mustafa Anaam, Lee Stuart Barnby, Pradip Kumar Sahu, Piero Giubilato, Alice Elisabeth Ohlson, Jan Anton Hasenbichler, Xavier Bernard Lopez, Jaroslav Bielcik, Ryan Patrick Hannigan, Elena Rogochaya, Jacobb Lee Martinez, Anton Andronic, Heidi Maria Rytkonen, Mitali Mondal, Antonio Bianchi, A. De Caro, Florian Paul Andre Damas, Boris Batyunya, Shiming Yuan, J. Pluta, Evgeny Ryabinkin, Jussi Samuli Viinikainen, Dmitry Finogeev, Rene Bellwied, Annika Passfeld, Florian Jonas, Pragati Sahoo, Monika Joanna Jakubowska, Dirk Hutter, M. Rodríguez Cahuantzi, M. J. Kweon, D. L. Mihaylov, Maximiliano Puccio, Raimond Snellings, S. K. Ghosh, A. M. Gago, Y. J. Kwon, Nataliya Topilskaya, Ran Xu, Johanna Stachel, Cvetan Valeriev Cheshkov, Radiy Ilkaev, Surya Prakash Pathak, Fouad Rami, Purushottam Chakraborty
Rok vydání: 2019
Předmět:
Zdroj: Physical Review Letters. 123
ISSN: 1079-7114
0031-9007
Popis: The first measurement of the Υ(1S) elliptic flow coefficient (v2) is performed at forward rapidity (2.5 < y < 4) in Pb–Pb collisions at √sNN=5.02 TeV with the ALICE detector at the LHC. The results are obtained with the scalar product method and are reported as a function of transverse momentum (pT) up to 15 GeV/c in the 5%–60% centrality interval. The measured Υ(1S)v2 is consistent with 0 and with the small positive values predicted by transport models within uncertainties. The v2 coefficient in 2 < pT < 15 GeV/c is lower than that of inclusive J/ψ mesons in the same pT interval by 2.6 standard deviations. These results, combined with earlier suppression measurements, are in agreement with a scenario in which the Υ(1S) production in Pb–Pb collisions at LHC energies is dominated by dissociation limited to the early stage of the collision, whereas in the J/ψ case there is substantial experimental evidence of an additional regeneration component.
Databáze: OpenAIRE