Accès ouvert déclaré
2024
preprint
Multiplicity-dependent jet modification from di-hadron correlations in pp collisions at $ \sqrt{s} $ = 13 TeV
S Acharya, Apar Agarwal, Gianluca Aglieri Rinella, Luca Aglietta, M. Agnello, N. Agrawal, Z. Ahammed, S. Ahmad, S. U. Ahn, I. Ahuja, A. Akindinov, Valentina Akishina, Mohammad Al-Turany, Dmitry Aleksandrov, B. Alessandro, H. M. Alfanda, Jose Ruben Alfaro Molina, Bushra Ali, A. Alici, Negin Alizadehvandchali, A. Alkin, J. Alme, Giacomo Alocco, T. Alt, Anna Rita Altamura, Igor Altsybeev, Jesús Ricardo Alvarado García, Cesar Omar Ramirez Alvarez, Mustafa Anaam, Cristian Andrei, N. Andreou, A. Andronic, Evgeny Andronov, V. Anguelov, F. Antinori, Pietro Antonioli, Nicole Apadula, L. Aphecetche, Harald Appelshaeuser, C. Arata, S. Arcelli, Roberta Arnaldi, Jhoao Gabriel Martins Campos Almeida Arneiro, I C Arsene, Mesut Arslandok, Andre Augustinus, Ralf Peter Averbeck, Dmitry Averyanov, M. D. Azmi, Hitoshi Baba, A Badalà, Joonsuk Bae, Yongwook Baek, Xiaozhi Bai, R. Bailhache, Y. Bailung, R. Bala, A. Balbino, A. Baldisseri, Bartosz Baliś, Z. Banoo, Veronika Barbasová, F. Barile, L. Barioglio, Maria Barlou, Banajit Barman, G. G. Barnaföldi, L. S. Barnby, E. Barreau, Valerie Ramillien Barret, L. Barreto, C. Bartels, K. Barth, E. Bartsch, N. Bastid, S. Basu, G. Batigne, Daniel Battistini, Boris Batyunya, Dibakar Bauri, Jose Luis Bazo Alba, I. G. Bearden, C. Beattie, P. Becht, D. Behera, I. Belikov, A. D. C. Bell Hechavarria, F. Bellini, R Bellwied, Svetlana Belokurova, Lucina Gabriela Espinoza Beltran, Yael Antonio Vásquez Beltran, G. Bencédi, Adel Bensaoula, S Beolè, Y. Berdnikov, Anastasia Berdnikova, L. Bergmann, Mihaela Gabriela Besoiu, L. Betev, Partha Pratim Bhaduri, A. Bhasin, Buddhadeb Bhattacharjee, L. Bianchi, Jaroslav Bielcik, Jana Bielcikova, Alexandre Patrick Bigot, Ante Bilandzic, G. Bíró, Saikat Biswas, N. Bize, Justin Thomas Blair, Dmitry Blau, Mihail Bogdan Blidaru, Nora Bluhme, C. Blume, Gianluigi Boca, Friederike Bock, T. Bodova, J. Bok, Laszlo Boldizsar, M. Bombara, Peter Matthew Bond, Germano Bonomi, H. Borel, Alexander Borissov, A. G. Borquez Carcamo, E. Botta, Y. E. M. Bouziani, Lars Bratrud, P. Braun‐Munzinger, Marco Bregant, Michal Broz, G. Bruno, Valentin Dimitrov Buchakchiev, M. D. Buckland, Dmitry Budnikov, Henner Buesching, S. Bufalino, Paul Alois Buhler, N. Burmasov, Edith Zinhle Buthelezi, Aleksandr Bylinkin, Sebastian Adam Bysiak, Juan Carlos Cabanillas Noris, Maria Fernanda Torres Cabrera, Mengke Cai, Helen Louise Caines, A. Calivà, Ernesto 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, Robin Albert Andre Caron, L. A. D. Carvalho, Javier Ernesto Castillo Castellanos, Matteo Castoldi, F. Catalano, Samuele Cattaruzzi, Cesar Ceballos Sanchez, Rebecca Cerri, I. Chakaberia, Pritam Chakraborty, Sinjini Chandra, Sylvain 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, Soyeon Cho, Peter Chochula, Zuzanna Anna Chochulska, Dhrubajyoti Choudhury, P. Christakoglou, C. H. Christensen, P. Christiansen, T. Chujo, M. Ciacco, Corrado Cicalo, Michael Rudolf Ciupek, G. Clai, F. Colamaria, Jonathan Samuel Colburn, D. Colella, Angelo Colelli, M. Colocci, Matteo Concas, G. Conesa Balbastre, Zaida Conesa Del Valle, Giacomo Contin, J. G. Contreras, M. L. Coquet, P CORTESE, M. R. Cosentino, Filippo Costa, S. Costanza, Corentin Cot, P. Crochet, R. Cruz-Torres, Maciej Marek Czarnynoga, A. Dainese, Gautam Dange, Meike Charlotte Danisch, A. Danu, Prottay Das, Supriya Das, A. Dash, Sadhana Dash, Annalisa De Caro, G. de Cataldo, Jan De Cuveland, Alessandro de Falco, D. De Gruttola, Nora 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, Antonio Di Mauro, B. Di Ruzza, Batoul Diab, Raul Arteche Diaz, T. Dietel, Yanchun Ding, Janik Ditzel, R Divia', Oeystein Djuvsland, U. Dmitrieva, Alexandru Florin 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, Giulio Eulisse, D. Evans, S. Evdokimov, Laura Fabbietti, M. Faggin, Julien Faivre, Si Fan, W. Fan, A. Fantoni, M. Fasel, A. Feliciello, Г. Феофилов, Arturo Fernandez Tellez, L. Ferrandi, M. B. Ferrer, A. Ferrero, C. Ferrero, Alessandro Ferretti, V. J. G. Feuillard, V. Filova, D. Finogeev, F. M. Fionda, E. Flatland, F. Flor, Amanda Nicole Flores, Siegfried Valentin Foertsch, I. Fokin, Sergey Fokin, Umberto Follo, Enrico Fragiacomo, E. Frajna, U. Fuchs, N. Funicello, Christophe Furget, A. Furs, T. Fusayasu, Jens Joergen Gaardhoeje, M. Gagliardi, Alberto Martin Gago Medina, Tanu Gahlaut, Carlos Duarte Galvan, Sarjeeta Gami, Dhevan Raja Gangadharan, P. Ganoti, C. Garabatos, Josue Martinez Garcia, Tonatiuh García Chàvez, Edmundo Javier Garcia-Solis, Corrado Gargiulo, P. Gasik, Hari Mohan Gaur, A. 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, Victor Luis Gonzalez Sebastian, Pavel Gordeev, M. Gorgoń, Kangkan Goswami, Sven Gotovac, Varlen Grabski, L. K. Graczykowski, Ekaterina Grecka, A. Grelli, Costin Grigoras, Vladislav Grigoryev, S. Grigoryan, F. Grosa, Jan Fiete Grosse-Oetringhaus, R. Grosso, David Grund, Nadine Alice Gruenwald, Gabriel Garcia Guardiano, Rachid Guernane, M. Guilbaud, K. Gulbrandsen, Jesper Jan Walter Karlsson Gumprecht, Tuba Gundem, T. Gunji, W. Guo, Anik Gupta, R. Gupta, Rashi Gupta, K. Gwizdziel, L. Gyulai, Cynthia Marie Hadjidakis, Fakhar Ul Haider, Sara Haidlova, Mintu Haldar, H. Hamagaki, Y. Han, Brian Gerald Hanley, R. Hannigan, Joachim Hansen, M. R. Haque, John William Harris, A. Harton, Michael Volker Hartung, Hadi Hassan, D. Hatzifotiadou, Philip Hauer, Laura Brittany Havener, Ernst Hellbar, Haavard Helstrup, Marvin Hemmer, T. Herman, Sabrina Gabrielle Hernandez, Gerardo Antonio Herrera Corral, S. Herrmann, Kristin Fanebust Hetland, Benedict Heybeck, Hartmut Hillemanns, B. Hippolyte, I. P. M. Hobus, Felix Willi Hoffmann, B. Hofman, Geun Hee Hong, Maximilian Horst, Adrian Horzyk, Y. Hou, P. Hristov, Patrick Huhn, Laura Maria Huhta, T. J. Humanic, A. Hutson, Dirk Hutter, Minyoung Chris Hwang, R. Ilkaev, Motoi Inaba, Gian Michele Innocenti, Mikhail Ippolitov, Artem Isakov, T. Isidori, Md Samsul Islam, Semen Iurchenko, M. Ivanov, Vladimir Ivanov, K. E. Iversen, M. Jabłoński, Barbara Jacak, Nicolo Jacazio, Peter Martin Jacobs, Slavka Jadlovská, Ján Jadlovský, S. Jaelani, C. Jahnke, Monika Joanna Jakubowska, M. A. Janik, Thomas Janson, Su-Jeong Ji, Shihai Jia, Tao Jiang, Alom Antonio Paz Jimenez, F. Jonas, D. M. Jones, J. M. Jowett, J. Jung, M. Jung, Antoine Jean-simon Junique, Anton Jusko, Jetnipit Kaewjai, P. Kaliňák, A. Kalweit, Ayben Karasu Uysal, D. Karatovic, Nikolaos Karatzenis, O. Karavichev, T. Karavicheva, Evgeny Karpechev, Maja Jadwiga Karwowska, Udo Wolfgang Kebschull, Markus Keil, Bernhard Franz Ketzer, Johannes Keul, Swapnesh Santosh Khade, Ahsan Mehmood Khan, S. Khan, Alexei Khanzadeev, Y. Kharlov, Anisa Khatun, A. Khuntia, Z. Khuranova, B. Kileng, Beomkyu Kim, C. Kim, D. J. Kim, E. J. Kim, J. Kim, J. Kim, Junlee Kim, M. Kim, Se Yong Kim, Taejun Kim, K. Kimura, A. Kirkova, Stefan Kirsch, I. Kisel, Sergey Kiselev, A. Kisiel, Jacek Kitowski, Jennifer Lynn Klay, J. Klein, S. R. Klein, C. Klein-Bösing, Matthias Kleiner, Thomas Klemenz, Alexander Kluge, C. Kobdaj, Ryotaro Kohara, Thorsten Sven Kollegger, Andrey Kondratyev, Natalia Kondratyeva, Joshua Leon Konig, Stephan Alexander Konigstorfer, P. J. Konopka, G. Kornakov, Maximilian Korwieser, Sebastian Dominik Koryciak, Cornelia Koster, Artem Kotliarov, Nino Kovacic, V. Kovalenko, M. Kowalski, V. Kozhuharov, Grigory Kozlov, Ivan Králik, A. Kravčáková, Lubos Krcal, M. Krivda, Filip Krizek, Katarina Krizkova Gajdosova, C. Krug, Mario Kruger, Diana Maria Krupova, E. Kryshen, V. Kučera, C. Kuhn, Paulus Gerardus Kuijer, Takuya Kumaoka, Deekshit Kumar, L. Kumar, Navneet Kumar, Shyam Kumar, Sourav Kundu, Podist Kurashvili, Alexander Kurepin, A. Kurepin, A. Kuryakin, S. Kushpil, Vladislav Kuskov, Monika Kutyła, Andrey Kuznetsov, M. J. Kweon, Youngil 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, Ramona Lea, Hyungjun Lee, I. Legrand, G. Legras, Johannes Lehrbach, Alexian Marc Lejeune, Tomasz Marcin Lelek, R. C. Lemmon, Ildefonso Leon Monzon, Marcel Markus Lesch, Ezra Douglas Lesser, P. Lévai, Mingze Li, Peiyu Li, Xiaomei Li, Beatrice Eva Liang-Gilman, J. Lien, R. Lietava, I. Likmeta, Bong-Hwi Lim, Sanghoon Lim, Volker Lindenstruth, C. Lippmann, D. H. Liu, J. Liu, Gianni Shigeru Setoue Liveraro, Ingrid Mckibben Lofnes, C Loizides, S. Lökòs, Johanna Lomker, Xavier Bernard Lopez, Ernesto Lopez Torres, Clement Lotteau, P. Lu, Zhiyong Lu, F. V. Lugo, Jens Robert Luhder, M. Lunardon, G. Luparello, Yugang Ma, M. Mager, A. Maire, Emilia Maria Majerz, M. Makariev, M. Malaev, G. Malfattore, Nasir Mehdi Malik, Salman Khurshid Malik, Liudmila Malinina, Dukhishyam Mallick, Neelkamal Mallick, G. Mandaglio, Sushobhan Kumar Mandal, A. Manea, Vladislav Manko, Franck Manso, V. Manzari, Y. Mao, R. W. Marcjan, G. V. Margagliotti, A. Margotti, Ana Maria Marin, C. Markert, Ciro Fabian Bermudez Marquez, 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, Adam Tomasz Matyja, F. Mazzaschi, M. Mazzilli, Y. Melikyan, Maria Monalisa de Melo Paulino, Arturo Alejandro Menchaca-Rocha, J. E. M. Mendez, E. Meninno, A. S. Menon, Marius Wilm Menzel, Michal Meres, Yasuo Miake, L. Micheletti, Darius Mihai, Dimitar Lubomirov Mihaylov, Konstantin Mikhaylov, N. Minafra, D. Miśkowiec, A. Modak, B. Mohanty, Mohammed Mohisin Khan, Mikael Andreas Molander, Shirajum Monira, C. Mordasini, Denise Aparecida Moreira De Godoy Willems, Igor Morozov, Andreas Morsch, Teo Mrnjavac, V. Muccifora, S. Muhuri, James Declan Mulligan, Alice Mulliri, Marcelo Gameiro Munhoz, Robert Helmut Munzer, Hikari Murakami, S. Murray, Luciano Musa, Jan Musinsky, Julian Wojciech Myrcha, Bharati Naik, Anjali Ila Nambrath, Basanta Kumar Nandi, Rosario Nania, Eugenio Nappi, Adrian Fereydon Nassirpour, Vlad-Iulius Nastase, Abhishek Nath, Subhadeep Nath, C. Nattrass, Momchil Nikolaev Naydenov, Alexandra Neagu, A. Negru, Evgeniia Nekrasova, L. Nellen, Roman Nepeivoda, S. Nese, Nicola Nicassio, B. S. Nielsen, Emil Gorm Nielsen, Sergey Nikolaev, Sergey Nikulin, Vladimir Nikulin, Francesco Noferini, Seoyoung Noh, Petr Nomokonov, J. Norman, N. Novitzky, Piotr Nowakowski, A. Nyanin, Joakim Ingemar Nystrand, Saehanseul Oh, Alice Elisabeth Ohlson, Vitaly Okorokov, J. Oleniacz, A. Önnerstad, C. Oppedisano, Antonio Ortiz Velasquez, Jacek Tomasz Otwinowski, Motomi Oya, Ken Oyama, Y. Pachmayer, Sonali Padhan, Davide Pagano, Guy Paić, S. Paisano-Guzmán, Antonio Palasciano, Iaroslav Panasenko, Stefano Panebianco, Caterina Pantouvakis, H. Park, Hyebin Park, J. Park, Jasper Elias Parkkila, Yash Patley, Rajendra Nath Patra, B. Paul, Hua Pei, T. Peitzmann, X. Peng, Michele Pennisi, Stefania Perciballi, Dmitry Yurevich Peresunko, Guillermo Mesa Perez, Yury Pestov, Mikkel Tornhoj Petersen, V. Petrov, M. Petrovici, Stefano Piano, Miroslav Pikna, P. Pillot, O. Pinazza, L. Pinsky, C. Pinto, S. Pisano, Mateusz Andrzej Ploskon, M. Planinić, Fabian Pliquett, Damian Kacper Plociennik, M. G. Poghosyan, B. Polichtchouk, Boris Polishchuk, S. Politano, N. Poljak, Amalia Pop, S. Porteboeuf-Houssais, Sarah Julie Porteboeuf, V. Pozdniakov, Irandheny Yoval Pozos, Kshitish Kumar Pradhan, Sidharth Kumar Prasad, Suraj Prasad, R. Preghenella, F. Prino, C. A. Pruneau, Igor Pshenichnov, M. Puccio, Sara Pucillo, S. Qiu, L. Quaglia, Aswathy Menon Kavumpadikkal Radhakrishnan, S. Ragoni, Ananya Rai, A. Rakotozafindrabe, L. Ramello, F. Rami, M. Rasa, S. S. Räsänen, R. Rath, Max Philip Rauch, Ivan Ravasenga, K. F. Read, C. Reckziegel, A. Redelbach, K. Redlich, Carolina Anna Reetz, Hector David Regules Medel, Attiq Ur Rehman, F. Reidt, Haakon Andre Reme-Ness, K. Reygers, Andrei Riabov, V. Riabov, R. Ricci, Matthias Rudolph Richter, Anton Albert Riedel, Werner Riegler, Andrea Giovanni Riffero, Michele Rignanese, C. Ripoli, Catalin-Lucian Ristea, Manuel Viqueira Rodriguez, Mario Rodriguez Cahuantzi, S. A. Rodríguez Ramírez, Ketil Roeed, 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, Krystian Roslon, Andrea Rossi, Ankhi Roy, Subhadeep Roy, Nicola Rubini, Justus Arne Rudolph, Daniela Ruggiano, R. Rui, Pawel Grzegorz Russek, Roberto Russo, Anar Rustamov, Evgeny Ryabinkin, Yury Ryabov, Andrzej Krzysztof Rybicki, J. Ryu, W. Rzesa, Bianca Sabiu, Sergey Sadovskiy, J. Saetre, K Šafařík, S. Saha, Bhagyarathi Sahoo, R. Sahoo, Sarita Sahoo, Dushmanta Sahu, Pradip Kumar Sahu, Jogender Saini, Klaudia Tropp, K. Sajdakova, Shingo Sakai, M. P. Salvan, S. Sambyal, D. Samitz, I. Sanna, Thiago Badaro Saramela, D. Sarkar, P. Sarma, Valerio Sarritzu, Valentina Mantovani Sarti, M. H. P. Sas, Sawan Sawan, E. Scapparone, Johann Joachim Schambach, Horst Sebastian Scheid, Claudiu Cornel Schiaua, R. Schicker, Felix Schlepper, Alexander Schmah, C. Schmidt, Hans Rudolf Schmidt, Marten Ole Schmidt, Martin Schmidt, Nicolas Schmidt, Austin Robert Schmier, Romain Schotter, Alexander Wilhelmi, A. Schröter, Jurgen Schukraft, K. Schweda, G. Scioli, E. Scomparin, Janet Elizabeth Seger, Yuko Sekiguchi, Daiki Sekihata, Mariia Selina, Ilya Selyuzhenkov, Serhiy Senyukov, Jin Joo Seo, Dmitry Serebryakov, L. Serkin, Laura Serksnyte, A. Sevcenco, Tebogo Joyce Shaba, Alexandre Shabetai, Ruben Shahoyan, Artem Shangaraev, Binti Sharma, Deependra Sharma, H. Sharma, Meenakshi Sharma, Samarth Sharma, S. Sharma, Upasana Sharma, Afnan Shatat, Oveis Sheibani, Kenta Shigaki, Maya Hachiya Shimomura, Jaehyuck Shin, S. Shirinkin, Qiye Shou, Yury Sibiryak, Sabyasachi Siddhanta, T. Siemiarczuk, Tiago Fiorini da Silva, D. Silvermyr, Tawanchat Simantathammakul, R. Simeonov, Balwan Singh, Bhawani Singh, Kamaljeet Singh, Ranbir Singh, Randhir Singh, Ravindra Singh, S. Singh, Vivek Singh, V. Singhal, T. Sinha, B. Sitár, Mario Sitta, Bernhard Skaali, Georgijs Skorodumovs, Nikolai Smirnov, R. J. M. Snellings, Emilie Haugland Solheim, Jihye Song, Christian Sonnabend, Jorine Sonneveld, F. Soramel, Analyce Bella Soto-Hernandez, Rik Spijkers, Iwona Anna Sputowska, Joey Staa, Johanna Stachel, Ionel Stan, Patrick John Steffanic, Tim Stellhorn, Stephan Friedrich Stiefelmaier, D. Stocco, I. Storehaug, Nicolas Justus Strangmann, Peter Stratmann, Sofia Strazzi, A. Sturniolo, Christos Pliatskas Stylianidis, Alexandre Alarcon Do Passo Suaide, C. Suire, Mikhail Sukhanov, M. Šuljić, Rishat Sultanov, Vikash Sumberia, Suharyo Sumowidagdo, Maciej Szymkowski, Seyed Farid Taghavi, G. Taillepied, J. Takahashi, Ganesh Jagannath Tambave, Siyu Tang, Z. 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Varga, Paola Vargas Torres, Maria Vasileiou, Andrey Vasiliev, Oton Vazquez Doce, Omar Vazquez Rueda, V. Vechernin, Ermanno Vercellin, Sergio Vergara Limon, R. Verma, L. Vermunt, Róbert Vértesi, M. Verweij, L. Vickovic, Zabulon Vilakazi, Orlando Villalobos Baillie, Anna Villani, Alexander Vinogradov, T. Virgili, Maxim Mikael Olavi Virta, A. Vodopyanov, Benedikt Voelkel, Martin Andreas Volkl, Sergey Voloshin, G. Volpe, B. von Haller, Ivan Vorobyev, Nikita Vozniuk, Janka Vrlakova, Jie Wan, C. Wang, Dongfang Wang, Yuanzhe Wang, Yubiao Wang, Zhengqing Wang, Adam Tadeusz Wegrzynek, Felix Thomas Weiglhofer, Sandro Christian Wenzel, Johannes Peter Wessels, Jens Wiechula, Jon Wikne, Grzegorz Andrzej Wilk, J. Wilkinson, Guido Alexander Willems, Bernd Stefan 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, A. Yuncu, V. Zaccolo, Chiara Zampolli, Federica Zanone, N. Zardoshti, A. Zarochentsev, Petr Zavada, Nikolay Zavyalov, Mikhail Zhalov, Biao Zhang, C. Zhang, L. Zhang, Maolin Zhang, Mingyu Zhang, Song Zhang, Xiaoming Zhang, Yifei Zhang, Z. Zhang, Mingrui 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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12Institutions déclarées
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Rattachement africain : fr, de.
Niveau de preuve : code pays fourni par la source.
Le résumé fourni par la source
Short-range correlations between charged particles are studied via two-particle angular correlations in pp collisions at ${\sqrt{\textit s}}=13$~TeV. The correlation functions are measured as a function of the relative azimuthal angle $Δφ$ and the pseudorapidity separation $Δη$ for pairs of primary charged particles within the pseudorapidity interval $|η| < 0.9$ and the transverse-momentum range $1 < p_{\rm T} < 8$ GeV/$c$. Near-side ($|Δφ|<1.3$) peak widths are extracted from a generalised Gaussian fitted over the correlations in full pseudorapidity separation ($|Δη|<1.8$), while the per-trigger associated near-side yields are extracted for the short-range correlations ($|Δη|<1.3$). Both are evaluated as a function of charged-particle multiplicity obtained by two different event activity estimators. The width of the near-side peak decreases with increasing multiplicity, and this trend is reproduced qualitatively by the Monte Carlo event generators PYTHIA 8, AMPT, and EPOS. However, the models overestimate the width in the low transverse-momentum region ($p_{\rm T} < 3$ GeV/$c$). The per-trigger associated near-side yield increases with increasing multiplicity. Although this trend is also captured qualitatively by the considered event generators, the yield is mostly overestimated by the models in the considered kinematic range. The measurement of the shape and yield of the short-range correlation peak can help us understand the interplay between jet fragmentation and event activity, quantify the narrowing trend of the near-side peak as a function of transverse momentum and multiplicity selections in pp collisions, and search for final-state jet modification in small collision systems.
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Les sujets associés
Particle physics theoretical and experimental studiesHigh-Energy Particle Collisions ResearchQuantum Chromodynamics and Particle Interactions