Accès ouvert déclaré
2024
preprint
Measurement of beauty production via non-prompt charm hadrons in p–Pb collisions at $ \sqrt{s_{\textrm{NN}}} $ = 5.02 TeV
S. Acharya, D. Adamová, Apar Agarwal, G. Aglieri Rinella, Luca Aglietta, M. Agnello, N. Agrawal, Z. Ahammed, Shakeel Ahmad, S. U. Ahn, I. Ahuja, A. Akindinov, Valentina Akishina, M. Al-Turany, Dmitry Aleksandrov, B. Alessandro, H. M. Alfanda, Jose Ruben Alfaro Molina, Bushra Ali, A. Alici, N. Alizadehvandchali, A. Alkin, J. Alme, G. Alocco, Torsten Alt, Anna Rita Altamura, I. Altsybeev, Jesús Ricardo Alvarado García, Cesar Omar Ramirez Alvarez, M. N. Anaam, Cristian Andrei, N. Andreou, A. Andronic, Evgeny Andronov, V. Anguelov, F. Antinori, Pietro Antonioli, N. Apadula, L. Aphecetche, H. Appelshäuser, C. Arata, S. Arcelli, Roberta Arnaldi, Jhoao Gabriel Martins Campos Almeida Arneiro, I. C. Arsene, M. Arslandok, A. Augustinus, Ralf Peter Averbeck, Dmitry Averyanov, M. D. Azmi, Hitoshi Baba, A. Badalà, Joonsuk Bae, Y. W. Baek, Xiaozhi Bai, R. Bailhache, Y. Bailung, R. Bala, A. Balbino, A. Baldisseri, Bartosz Baliś, D. Banerjee, Z. Banoo, Veronika Barbasová, F. Barile, L. Barioglio, Maria Barlou, Banajit Barman, G. G. Barnaföldi, L. S. Barnby, E. Barreau, V. Barret, Leonardo Barreto de Oliveira Campos, C. Bartels, K. Barth, E. Bartsch, N. Bastid, Sumit Basu, G. Batigne, Daniel Battistini, B. Batyunya, Dibakar Bauri, J. L. Bazo Alba, I. G. Bearden, C. Beattie, P. Becht, D. Behera, I. Belikov, A. D. C. Bell Hechavarria, F. Bellini, R. Bellwied, S. Belokurova, L. G. E. Beltran, Yael Antonio Vasquez Beltran, Gyula Bencedi, Adel Bensaoula, S. Beolè, Y. Berdnikov, A. Berdnikova, Luisa Bergmann, Mihaela Gabriela Besoiu, L. Betev, Partha Pratim Bhaduri, A. Bhasin, B. Bhattacharjee, L. Bianchi, J. Bielčík, J. Bielčíková, Alexandre Patrick Bigot, A. Bilandzic, G. Bíró, S. Biswas, N. Bize, Justin Thomas Blair, D. Blau, Mihail Bogdan Blidaru, Nora Bluhme, C. Blume, Gianluigi Boca, F. Bock, T. Bodova, Jeongsu Bok, L. Boldizsár, M. Bombara, Peter Matthew Bond, G. Bonomi, H. Borel, A. Borissov, Andres Gerardo Borquez Carcamo, E. Botta, Y. E. M. Bouziani, L. Bratrud, P. Braun‐Munzinger, M. Bregant, Michal Broz, G. Bruno, Valentin Dimitrov Buchakchiev, M. D. Buckland, D. Budnikov, H. Buesching, S. Bufalino, P. Buehler, N. Burmasov, Edith Zinhle Buthelezi, Aleksandr Bylinkin, S. A. Bysiak, Juan Carlos Cabanillas Noris, M. F. T. Cabrera, Mengke Cai, H. Caines, A. Calivà, E. Calvo Villar, J. M. M. Camacho, P. Camerini, Fabio de Moraes Canedo, S. L. Cantway, Sierra Lisa Weyhmiller, Mihai Carabaș, Aitor Amatriain Carballo, F. Carnesecchi, R. Caron, L. A. D. Carvalho, J. Castillo Castellanos, Matteo Castoldi, F. Catalano, Samuele Cattaruzzi, Cesar Ceballos Sanchez, Rebecca Cerri, I. Chakaberia, Pritam Chakraborty, S. Chandra, S. Chapeland, M. Chartier, Souvik Chattopadhay, Subhasis Chattopadhyay, S. Chattopadhyay, Meiyi Chen, T. Cheng, C. Cheshkov, Vasco Miguel Chibante Barroso, David Dobrigkeit Chinellato, E. S. Chizzali, J. Cho, S. Cho, P. Chochula, Zuzanna Anna Chochulska, Dhrubajyoti Choudhury, P. Christakoglou, C. H. Christensen, P. Christiansen, T. Chujo, M. Ciacco, Corrado Cicalo, M.R. Ciupek, Giulia Clai, F. Colamaria, Jonathan Samuel Colburn, D. Colella, M. Colocci, M. Concas, G. Conesa Balbastre, Zaida Conesa Del Valle, G. Contin, J. G. Contreras, M. L. Coquet, P. Cortese, M. R. Cosentino, Filippo Costa, S. Costanza, Corentin Cot, Philippe Crochet, R. Cruz-Torres, P. Cui, Maciej Marek Czarnynoga, A. Dainese, Gautam Dange, Meike Charlotte Danisch, Andrea Danu, P. Das, P. Das, S. Das, A. Dash, Sadhana Dash, Annalisa De Caro, G. de Cataldo, Jan De Cuveland, A. De Falco, D. De Gruttola, N. De Marco, Chiara de Martin, S. De Pasquale, Rohaan Deb, R. Del Grande, L. Dello Stritto, W. Deng, Kyle Christian Devereaux, P. Dhankher, D. Di Bari, A. Di Mauro, Batoul Diab, Raul Arteche Diaz, T. Dietel, Yanchun Ding, Janik Ditzel, R. Divià, Oeystein Djuvsland, U. Dmitrieva, A. Dobrin, Benjamin Dönigus, Jan Michal Dubinski, A. Dubla, P. Dupieux, Natalia Dzalaiova, Tabea Maria Eder, R. J. Ehlers, Florian Eisenhut, Ren Ejima, Domenico Elia, B. Erazmus, F. Ercolessi, B. Espagnon, G. Eulisse, D. Evans, S. Evdokimov, Laura Fabbietti, M. Faggin, Julien Faivre, F. Fan, W. Fan, A. Fantoni, M. Fasel, A. Feliciello, Г. Феофилов, A. Fernández Téllez, L. Ferrandi, M. B. Ferrer, A. Ferrero, C. Ferrero, A. Ferretti, V. J. G. Feuillard, V. Filova, D. Finogeev, F. M. Fionda, Erlend Flatland, F. Flor, Amanda Nicole Flores, S. Foertsch, I. Fokin, S. Fokin, Umberto Follo, E. Fragiacomo, Eszter Frajna, Ulrich Fuchs, N. Funicello, C. Furget, A. Furs, T. Fusayasu, Jens Joergen Gaardhoeje, M. Gagliardi, Alberto Martin Gago Medina, Tanu Gahlaut, Carlos Duarte Galvan, D. R. Gangadharan, P. Ganoti, C. Garabatos, Josue Martinez Garcia, Tonatiuh García Chàvez, Edmundo Javier Garcia-Solis, Corrado Gargiulo, P. Gasik, Hari Mohan Gaur, Amrit Gautam, M. B. Gay Ducati, Maria Beatriz de Leone Gay, M. Germain, Roman August Gernhaeuser, Chandrasekhar Ghosh, Marco Giacalone, Giulia Gioachin, Sourav Kanti Giri, P. Giubellino, P. Giubilato, Aude Marie Camille Glaenzer, P. Glässel, E. Glimos, Daniel Jia Qin Goh, V. González, Pavel Gordeev, M. Gorgoń, Kangkan Goswami, Sven Gotovac, Varlen Grabski, L. K. Graczykowski, E. Grecka, A. Grelli, C. Grigoras, Vladislav Grigoryev, S. Grigoryan, F. Grosa, Jan Fiete Grosse-Oetringhaus, R. Grosso, David Grund, Nadine Alice Gruenwald, Gabriel Garcia Guardiano, R. Guernane, M. Guilbaud, K. Gulbrandsen, Jesper Jan Walter Karlsson Gumprecht, Tuba Gundem, T. Gunji, W. Guo, A. Gupta, R. Gupta, Rashi Gupta, K. Gwizdziel, Laszlo Gyulai, C. Hadjidakis, Fakhar Ul Haider, Sara Haidlova, Mintu Haldar, H. Hamagaki, Y. Han, Brian Gerald Hanley, Ryan Patrick Hannigan, Joachim Hansen, M. R. Haque, John William Harris, Austin Vincent Harton, M. V. Hartung, Hadi Hassan, D. Hatzifotiadou, Philip Hauer, L. B. Havener, Ernst Hellbär, Haavard Helstrup, M. Hemmer, T. Herman, Sabrina Gabrielle Hernandez, Gerardo Antonio Herrera Corral, S. Herrmann, K. F. Hetland, Benedict Heybeck, Hartmut Hillemanns, B. Hippolyte, I. P. M. Hobus, Felix Willi Hoffmann, B. Hofman, Geun Hee Hong, Maximilian Horst, Adrian Horzyk, Yongzhen Hou, P. Hristov, Patrick Huhn, Laura Maria Huhta, T. J. Humanic, Alek Hutson, D. Hutter, Minyoung Chris Hwang, Radiy Ilkaev, M. Inaba, Gian Michele Innocenti, Mikhail Ippolitov, Artem Isakov, T. Isidori, Md Samsul Islam, Semen Iurchenko, M. Ivanov, Marian Ivanov, В. Иванов, K. E. Iversen, M. Jabłoński, B. Jacak, N. Jacazio, Peter Martin Jacobs, Slavka Jadlovská, Jan Jadlovsky, S. Jaelani, Cristiane Jahnke, Monika Joanna Jakubowska, M. A. Janik, Thomas Janson, Su-Jeong Ji, Shihai Jia, T. Jiang, Alom Antonio Paz Jimenez, F. Jonas, Daniel Matthew Jones, J. M. Jowett, J. Jung, M. Jung, A. Junique, A. Jusko, Jetnipit Kaewjai, P. Kaliňák, A. Kalweit, Ayben Karasu Uysal, D. Karatovic, Nikolaos Karatzenis, O. Karavichev, T. Karavicheva, E. Karpechev, Maja Jadwiga Karwowska, Udo Wolfgang Kebschull, R. Keidel, Markus Keil, B. Ketzer, Swapnesh Santosh Khade, A. M. Khan, S. Khan, A. Khanzadeev, Y. Kharlov, A. Khatun, A. Khuntia, Z. Khuranova, B. Kileng, B. Kim, C. Kim, D. J. Kim, Eun Joo Kim, J. Kim, J. Kim, Junlee Kim, Minjung Kim, Se Yong Kim, Taejun Kim, K. Kimura, A. Kirkova, S. Kirsch, I. Kisel, S. Kiselev, A. Kisiel, Jacek Kitowski, Jennifer Klay, J. Klein, Spencer Robert Klein, Christian Klein-boesing, Matthias Kleiner, T. Klemenz, Alexander Kluge, C. Kobdaj, Ryotaro Kohara, Thorsten Sven Kollegger, Andrey Kondratyev, N. Kondratyeva, Joshua Leon Konig, Stephan Alexander Konigstorfer, Piotr Jan Konopka, G. Kornakov, Maximilian Korwieser, Sebastian Dominik Koryciak, Cornelia Koster, Artem Kotliarov, Nino Kovacic, V. Kovalenko, M. Kowalski, V. Kozhuharov, Grigory Kozlov, I. Králik, A. Kravčáková, Luboš Krčál, M. Krivda, Filip Krizek, Katarina Krizkova Gajdosova, C. Krug, M. Krüger, Diana Maria Krupova, E. Kryshen, V. Kučera, Christian Claude Kuhn, P. G. Kuijer, Takuya Kumaoka, Deekshit Kumar, L. Kumar, Navneet Kumar, Shyam Kumar, S. Kundu, P. Kurashvili, A. Kurepin, A. Kurepin, A. Kuryakin, Svetlana Kushpil, Vladislav Kuskov, Monika Kutyła, Andrey Kuznetsov, M. J. Kweon, Y. Kwon, Sarah Louise La Pointe, Paola La Rocca, Anantachai Lakrathok, M. Lamanna, Aimeric Robin Landou, Rune Langoy, P. Larionov, E. Laudi, L. Lautner, Rafael Angel Narcio Laveaga, R. Lavicka, R. Lea, H. Lee, I. Legrand, G. Legras, Johannes Lehrbach, Alexian Marc Lejeune, Tomasz Marcin Lelek, R. C. Lemmon, I. León Monzón, M. M. Lesch, Ezra Douglas Lesser, P. Lévai, Mingze Li, Xiaomei Li, Beatrice Eva Liang-Gilman, Jorgen Andre Lien, R. Lietava, I. Likmeta, Bong-Hwi Lim, Sanghoon Lim, Volker Lindenstruth, A. Lindner, C. Lippmann, D. H. Liu, J. Liu, Gianni Shigeru Setoue Liveraro, Ingrid Mckibben Lofnes, C. Loizides, S. Lökòs, Johanna Lomker, X. Lopez, Ernesto Lopez Torres, Clement Lotteau, P. Lu, Zhiyong Lu, Fabiola Viridiana Lugo, Jens Robert Luhder, M. Lunardon, Grazia Luparello, Yugang Ma, M. Mager, A. Maire, E. M. Majerz, M. Makariev, M. Malaev, Giovanni Malfattore, N. M. Malik, Qasim Waheed Malik, Salman Khurshid Malik, Liudmila Malinina, Dukhishyam Mallick, Neelkamal Mallick, G. Mandaglio, Sushobhan Kumar Mandal, A. Manea, V. Manko, F. Manso, V. Manzari, Y. Mao, R. W. Marcjan, G. V. Margagliotti, A. Margotti, Ana Maria Marin, C. Markert, Paolo Martinengo, Mario Ivan Martinez Hernandez, G. Martınez García, M. P. P. Martins, Silvia Masciocchi, M. Masera, A. Masoni, Laure Marie Massacrier, Olaf Massen, A. Mastroserio, O. Matonoha, S. Mattiazzo, A. Matyja, Antonio Lafuente Mazuecos, F. Mazzaschi, M. Mazzilli, J. E. Mdhluli, Y. Melikyan, Maria Monalisa de Melo Paulino, A. Menchaca-Rocha, J. E. M. Mendez, E. Meninno, A. S. Menon, Marius Wilm Menzel, M. Meres, Yasuo Miake, L. Micheletti, Dimitar Lubomirov Mihaylov, Konstantin Mikhaylov, N. Minafra, D. Miśkowiec, A. Modak, B. Mohanty, M. Mohisin Khan, Mikael Andreas Molander, Shirajum Monira, C. Mordasini, Denise Aparecida Moreira De Godoy Willems, I. Morozov, Andreas Morsch, Teo Mrnjavac, V. Muccifora, S. Muhuri, James Declan Mulligan, A. Mulliri, M. G. Munhoz, Robert Helmut Münzer, Hikari Murakami, S. Murray, L. Musa, Jan Musinsky, Julian Wojciech Myrcha, Bharati Naik, Anjali Ila Nambrath, Basanta Kumar Nandi, R. Nania, E. Nappi, Adrian Fereydon Nassirpour, A. Nath, S. Nath, C. Nattrass, Momchil Nikolaev Naydenov, Alexandra Neagu, A. Negru, Evgeniia Nekrasova, L. Nellen, Roman Nepeivoda, S. Nese, Nicola Nicassio, B. S. Nielsen, E. G. Nielsen, S. Nikolaev, S. Nikulin, Vladimir Nikulin, F. Noferini, S. Y. Noh, P. Nomokonov, J. Norman, N. Novitzky, P. Nowakowski, A. Nyanin, J. Nystrand, Saehanseul Oh, A. Ohlson, Vitaly Okorokov, J. Oleniacz, Anna Onnerstad, C. Oppedisano, A. Ortiz Velasquez, J. Otwinowski, Motomi Oya, Ken Oyama, Y. Pachmayer, Sonali Padhan, D. Pagano, Guy Paić, S. Paisano-Guzmán, A. Palasciano, S. Panebianco, Caterina Pantouvakis, Hanseo Park, Hyebin Park, J. Park, Jasper Elias Parkkila, Y. Patley, Rajendra Nath Patra, B. Paul, H. Pei, T. Peitzmann, X. Peng, M. Pennisi, Stefania Perciballi, Dmitry Yurevich Peresunko, Guillermo Mesa Perez, Yury Pestov, Mikkel Tornhoj Petersen, V. Petrov, M. Petrovici, S. Piano, M. Pikna, Philippe Pillot, O. Pinazza, L. Pinsky, C. Pinto, S. Pisano, Mateusz Andrzej Ploskon, M. Planinić, F. Pliquett, D. K. Plociennik, M. G. Poghosyan, B. Polichtchouk, Boris Polishchuk, S. Politano, Nikola Poljak, A. Pop, S. Porteboeuf-Houssais, Sarah Julie Porteboeuf, V. Pozdniakov, Irandheny Yoval Pozos, Kshitish Kumar Pradhan, S. K. Prasad, Suraj Prasad, R. Preghenella, F. Prino, C. A. Pruneau, Igor Pshenichnov, M. Puccio, S. Pucillo, S. Qiu, L. Quaglia, S. Ragoni, A. Rai, Andry Malala Rakotozafindrabe, L. Ramello, F. Rami, M. Rasa, S. S. Räsänen, R. Rath, Max Philip Rauch, I. Ravasenga, K. F. Read, C. Reckziegel, A. Redelbach, K. Redlich, C. A. Reetz, Hector David Regules Medel, Attiq Ur Rehman, F. Reidt, Haakon André Reme-Ness, Z. Rescakova, Zuzana Jakubcinova, K. Reygers, A. Riabov, V. Riabov, R. Ricci, M. Richter, Anton Albert Riedel, W. Riegler, Andrea Giovanni Riffero, Michele Rignanese, C. Ripoli, C. Ristea, Manuel Viqueira Rodriguez, Mario Rodriguez Cahuantzi, S. A. Rodríguez Ramírez, K. Røed, K. Røed, Roman Rogalev, Elena Rogochaya, Tim Sebastian Rogoschinski, D. Røhr, Dieter Roehrich, Solangel Rojas Torres, Przemyslaw Stefan Rokita, G. Romanenko, F. Ronchetti, Edgar Dominguez Rosas, K. Rosłon, Andrea Rossi, Ankhi Roy, Subhadeep Roy, N. Rubini, Justus Arne Rudolph, D. Ruggiano, R. Rui, Pawel Grzegorz Russek, R. Russo, A. Rustamov, E. Ryabinkin, Y. Ryabov, Andrzej Krzysztof Rybicki, Jaehyeok Ryu, W. Rzesa, Bianca Sabiu, S. Sadovsky, J. Saetre, K. Šafařı́k, Sumit Kumar Saha, Swati Saha, Bhagyarathi Sahoo, R. Sahoo, Sarita Sahoo, Dushmanta Sahu, Pradip Kumar Sahu, J. Saini, Klaudia Tropp, K. Sajdakova, S. Sakai, M. P. Salvan, S. Sambyal, D. Samitz, I. Sanna, Thiago Badaro Saramela, Debojit Sarkar, P. Sarma, Valerio Sarritzu, V. M. Sarti, M. H. P. Sas, S. Sawan, E. Scapparone, Johann Joachim Schambach, Horst Sebastian Scheid, C. Schiaua, R. Schicker, F. Schlepper, Alexander Schmah, Christian Joachim Schmidt, Hans Rudolf Schmidt, M. Schmidt, M. P. Schmidt, Nicolas Schmidt, Austin Robert Schmier, Romain Schotter, Alexander Wilhelmi, A. Schröter, Jurgen Schukraft, K. Schweda, G. Scioli, Enrico Scomparin, Janet Elizabeth Seger, Yuko Sekiguchi, Daiki Sekihata, Mariia Selina, I. Selyuzhenkov, S. Senyukov, Jin Joo Seo, D. Serebryakov, L. Serkin, L. Šerkšnytė, A. Sevcenco, Tebogo Joyce Shaba, Alexandre Shabetai, Ruben Shahoyan, A. Shangaraev, Binti Sharma, Deependra Sharma, H. Sharma, Meenakshi Sharma, Samarth Sharma, S. Sharma, U. Sharma, Afnan Shatat, Oveis Sheibani, K. Shigaki, Maya Hachiya Shimomura, Jaehyuck Shin, S. Shirinkin, Qiye Shou, Y. Sibiriak, S. Siddhanta, T. Siemiarczuk, Tiago Fiorini da Silva, D. Silvermyr, Tawanchat Simantathammakul, R. Simeonov, Balwan Singh, Bhawani Singh, Kamaljeet Singh, Ranbir Singh, Randhir Singh, R. Singh, Sweta Singh, Vivek Singh, Vikas Singhal, Tinku Sarkar - Sinha, B. Sitár, M. Sitta, Bernhard Skaali, G. Skorodumovs, N. Smirnov, R. J. M. Snellings, Emilie Haugland Solheim, J. Song, C. Sonnabend, Jorine Sonneveld, F. Soramel, Analyce Bella Soto-Hernandez, R. Spijkers, Iwona Anna Sputowska, J. Staa, Johanna Stachel, I. Stan, Patrick John Steffanic, Tim Stellhorn, Stephan Friedrich Stiefelmaier, D. Stocco, I. Storehaug, Nicolas Justus Strangmann, Peter Stratmann, S. Strazzi, A. Sturniolo, Christos Pliatskas Stylianidis, Alexandre Alarcon Do Passo Suaide, Christophe Pierre Suire, M. Sukhanov, M. Šuljić, Rishat Sultanov, Vikash Sumberia, Suharyo Sumowidagdo, Maciej Szymkowski, Seyed Farid Taghavi, G. Taillepied, J. Takahashi, Ganesh Jagannath Tambave, Siyu Tang, Z. Tang, Daniel Jesus Tapia Takaki, Nicolae Ţăpuş, L. A. Tarasovičová, Madalina-Gabriela Tarzila, Giovanni Francesco Tassielli, A. Tauro, A. Tavira García, Guillermo Tejeda Munoz, A. Telesca, Livia Terlizzi, C. Terrevoli, S. Thakur, D. Thomas, A. Tikhonov, N. Tiltmann, A. R. Timmins, Milan Tkáčik, T. Tkacik, A. Toia, Ryoka Tokumoto, Sofia Tomassini, Keisuke Tomohiro, N. Topilskaya, M. Toppi, V. V. Torres, Arianna Grisel Torres Ramos, A. Trifirò, Triloki Triloki, A. S. Triolo, S. Tripathy, Tulika Tripathy, Victor Trubnikov, W. H. Trzaska, T. P. Trzcinski, Christina Tsolanta, Ran Tu, A. Tumkin, R. Turrisi, T. S. Tveter, K. Ullaland, B. Ulukutlu, Sahil Upadhyaya, A. Uras, M. Urioni, G. L. Usaı́, Martin Vala, N. Valle, Lennart van Doremalen, M. van Leeuwen, Casper Arie van Veen, Roelof Jan Gijs van Weelden, Pierre Vande Vyvre, D. Varga, Z. Varga, Paola Vargas Torres, M. Vasileiou, A. Vasiliev, Oton Vazquez Doce, Omar Vazquez Rueda, V. Vechernin, Ermanno Vercellin, Sergio Vergara Limon, Rahul Verma, L. Vermunt, Róbert Vértesi, M. Verweij, Linda Vickovic, Zabulon Vilakazi, Orlando Villalobos Baillie, Anna Villani, А. Виноградов, T. Virgili, Maxim Mikael Olavi Virta, Alexander Vodopyanov, Benedikt Voelkel, Martin Andreas Volkl, Sergey Voloshin, Giacomo Volpe, B. von Haller, I. Vorobyev, N. Vozniuk, J. Vrláková, Jie Wan, C. Wang, Dongfang Wang, Y. Wang, Y. Wang, A. Wegrzynek, Felix Thomas Weiglhofer, S. C. Wenzel, Johannes Peter Wessels, J. Wiechuła, J. Wikne, Grzegorz Andrzej Wilk, J. Wilkinson, Guido Alexander Willems, B. Windelband, M. Winn, Josephina Rae Wright, Wenya Wu, Yitao Wu, Zhenjun Xiong, R. Xu, A. Yadav, Arun Kumar Yadav, Yorito Yamaguchi, Shiming Yang, S. Yano, Emma Rose Yeats, Zhongbao Yin, I.-K. Yoo, Jin Hee Yoon, Hyeonjin Yu, Shiming Yuan, Alperen Yuncu, V. Zaccolo, C. Zampolli, Mingyu Zhang, F. Zanone, N. Zardoshti, A. Zarochentsev, Petr Zavada, Nikolay Zavyalov, M. Zhalov, Biao Zhang, C. Zhang, L. Zhang, Maolin Zhang, S. Zhang, Xiaoming Zhang, Yifei Zhang, Z. Zhang, M. Zhao, Vladimir Zherebchevskii, Zhi Yu, Daicui Zhou, Y. Zhou, J. Zhu, Senjie Zhu, Ya Zhu, Stefan Cristi Zugravel, N. Zurlo, ALICE Collaboration
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Rattachement africain : fr, de.
Niveau de preuve : code pays fourni par la source.
Le résumé fourni par la source
The production cross sections of D$^{0}$, D$^{+}$, and $ {\Lambda}_{\textrm{c}}^{+} $ hadrons originating from beauty-hadron decays (i.e. non-prompt) were measured for the first time at midrapidity in proton–lead (p–Pb) collisions at the center-of-mass energy per nucleon pair of $ \sqrt{s_{\textrm{NN}}} $ = 5.02 TeV. Nuclear modification factors (R$_{pPb}$) of non-prompt D$^{0}$, D$^{+}$, and $ {\Lambda}_{\textrm{c}}^{+} $ are calculated as a function of the transverse momentum (p$_{T}$) to investigate the modification of the momentum spectra measured in p–Pb collisions with respect to those measured in proton–proton (pp) collisions at the same energy. The R$_{pPb}$ measurements are compatible with unity and with the measurements in the prompt charm sector, and do not show a significant p$_{T}$ dependence. The p$_{T}$-integrated cross sections and p$_{T}$-integrated R$_{pPb}$ of non-prompt D$^{0}$ and D$^{+}$ mesons are also computed by extrapolating the visible cross sections down to p$_{T}$ = 0. The non-prompt D-meson R$_{pPb}$ integrated over p$_{T}$ is compatible with unity and with model calculations implementing modification of the parton distribution functions of nucleons bound in nuclei with respect to free nucleons. The non-prompt $ {\Lambda}_{\textrm{c}}^{+} $/D$^{0}$ and D$^{+}$/D$^{0}$ production ratios are computed to investigate hadronisation mechanisms of beauty quarks into mesons and baryons. The measured ratios as a function of p$_{T}$ display a similar trend to that measured for charm hadrons in the same collision system.
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Les sujets associés
High-Energy Particle Collisions ResearchQuantum Chromodynamics and Particle InteractionsParticle physics theoretical and experimental studies