Constraints on jet quenching in p-Pb collisions at √sNN=5.02 TeV measured by the event-activity dependence of semi-inclusive hadron-jet distributions

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초록

The ALICE Collaboration reports the measurement of semi-inclusive distributions of charged-particle jets recoiling from a high-transverse momentum trigger hadron in p-Pb collisions at root s(NN) = 5.02TeV. Jets are reconstructed from charged-particle tracks using the anti-k(T) algorithm with resolution parameter R = 0.2 and 0.4. A data-driven statistical approach is used to correct the uncorrelated background jet yield. Recoil jet distributions are reported for jet transverse momentum 15 < p(T,jet)(ch) < 50 GeV/c and are compared in various intervals of p-Pb event activity, based on charged-particle multiplicity and zero-degree neutral energy in the forward (Pb-going) direction. The semi-inclusive observable is self-normalized and such comparisons do not require the interpretation of p-Pb event activity in terms of collision geometry, in contrast to inclusive jet observables. These measurements provide new constraints on the magnitude of jet quenching in small systems at the LHC. In p-Pb collisions with high event activity, the average medium-induced out-of-cone energy transport for jets with R = 0.4 and 15 < p(T,jet)(ch) < 50 GeV/c is measured to be less than 0.4 GeV/c at 90% confidence, which is over an order of magnitude smaller than a similar measurement for central Pb-Pb collisions at root s(NN) = 2.76 TeV. Comparison is made to theoretical calculations of jet quenching in small systems, and to inclusive jet measurements in p-Pb collisions selected by event activity at the LHC and in d-Au collisions at RHIC. (c) 2018 European Organization for Nuclear Research. Published by Elsevier B.V. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/). Funded by SCOAP(3).

키워드

CHARGED-PARTICLE PRODUCTIONPROTON-LEAD COLLISIONSPLUS AU COLLISIONSTRANSVERSE-MOMENTUMCENTRALITY DEPENDENCELONG-RANGENUCLEAR MODIFICATIONPPB COLLISIONS2-PARTICLE CORRELATIONSANGULAR-CORRELATIONS
제목
Constraints on jet quenching in p-Pb collisions at √sNN=5.02 TeV measured by the event-activity dependence of semi-inclusive hadron-jet distributions
저자
Acharya, S.Adamova, D.Adolfsson, J.Aggarwal, M. M.Rinella, G. AglieriAgnello, M.Agrawal, N.Ahammed, Z.Ahn, S. U.Aiola, S.Akindinov, A.Al-Turany, M.Alam, S. N.Albuquerque, D. S. D.Aleksandrov, D.Alessandro, B.Alfaro Molina, R.Ali, Y.Alici, A.Alkin, A.Alme, J.Alt, T.Altenkamper, L.Altsybeev, I.Andrei, C.Andreou, D.Andrews, H. A.Andronic, A.Angeletti, M.Anguelov, V.Anson, C.Anticic, T.Antinori, F.Antonioli, P.Apadula, N.Aphecetche, L.Appelshauser, H.Arcelli, S.Arnaldi, R.Arnold, O. W.Arsene, I. C.Arslandok, M.Audurier, B.Augustinus, A.Averbeck, R.Azmi, M. D.Badala, A.Baek, Y. W.Bagnasco, S.Bailhache, R.Bala, R.Baldisseri, A.Ball, M.Baral, R. C.Barbano, A. M.Barbera, R.Barile, F.Barioglio, L.Barnafoldi, G. G.Barnby, L. S.Barret, V.Bartalini, P.Barth, K.Bartsch, E.Bastid, N.Basu, S.Batigne, G.Batyunya, B.Batzing, P. C.Alba, J. L. BazoBearden, I. G.Beck, H.Bedda, C.Behera, N. K.Belikov, I.Bellini, F.Martinez, H. BelloBellwied, R.Beltran, L. G. E.Belyaev, V.Bencedi, G.Beole, S.Bercuci, A.Berdnikov, Y.Berenyi, D.Bertens, R. A.Berzano, D.Betev, L.Bhaduri, P. P.Bhasin, A.Bhat, I. R.Bhattacharjee, B.Bhom, J.Bianchi, A.Bianchi, L.Bianchi, N.Bianchin, C.Bielcik, J.Bielcikova, J.Bilandzic, A.Biro, G.Biswas, R.Biswas, S.Blair, J. T.Blau, D.Blume, C.Boca, G.Bock, F.Bogdanov, A.Boldizsar, L.Bombara, M.Bonomi, G.Bonora, M.Borel, H.Borissov, A.Borri, M.Botta, E.Bourjau, C.Bratrud, L.Braun-Munzinger, P.Bregant, M.Broker, T. A.Broz, M.Brucken, J.Bruna, E.Bruno, G. E.Budnikov, D.Buesching, H.Bufalino, S.Buhler, P.Buncic, P.Busch, O.Buthelezi, Z.Butt, J. B.Buxton, J. T.Cabala, J.Caffarri, D.Caines, H.Caliva, A.Calvo Villar, E.Camacho, R. S.Camerini, P.Capon, A. A.Carena, F.Carena, W.Carnesecchi, F.Castellanos, J. CastilloCastro, A. J.Casula, E. A. R.Ceballos Sanchez, C.Chandra, S.Chang, B.Chang, W.Chapeland, S.Chartier, M.Chattopadhyay, S.Chattopadhyay, S.Chauvin, A.Cheshkov, C.Cheynis, B.Barroso, V. ChibanteChinellato, D. D.Cho, S.Chochula, P.Chojnacki, M.Choudhury, S.Chowdhury, T.Christakoglou, P.Christensen, C. H.Christiansen, P.Chujo, T.Chung, S. U.Cicalo, C.Cifarelli, L.Cindolo, F.Cleymans, J.Colamaria, F.Colella, D.Collu, A.Colocci, M.Concas, M.Balbastre, G. Conesadel Valle, Z. ConesaContreras, J. G.Cormier, T. M.Morales, Y. CorralesCortes Maldonado, I.Cortese, P.Cosentino, M. R.Costa, F.Costanza, S.Crkovska, J.Crochet, P.Cuautle, E.Cunqueiro, L.Dahms, T.Dainese, A.Danisch, M. C.Danu, A.Das, D.Das, I.Das, S.Dash, A.Dash, S.De, S.De Caro, A.de Cataldo, G.de Conti, C.de Cuveland, J.De Falco, A.De Gruttola, D.De Marco, N.De Pasquale, S.De Souza, R. D.Degenhardt, H. F.Deisting, A.Deloff, A.Delsanto, S.Deplano, C.Dhankher, P.Di Bari, D.Di Mauro, A.Di Nezza, P.Di Ruzza, B.Dietel, T.Dillenseger, P.Ding, Y.Divia, R.Djuvsland, O.Dobrin, A.Domenicis Gimenez, D.Doenigus, B.Dordic, O.Doremalen, L. V. R.Dubey, A. K.Dubla, A.Ducroux, L.Dudi, S.Duggal, A. K.Dukhishyam, M.Dupieux, P.Ehlers, R. J.Elia, D.Endress, E.Engel, H.Epple, E.Erazmus, B.Erhardt, F.Espagnon, B.Eulisse, G.Eum, J.Evans, D.Evdokimov, S.Fabbietti, L.Faivre, J.Fantoni, A.Fasel, M.Feldkamp, L.Feliciello, A.Feofilov, G.Fernandez Tellez, A.Ferretti, A.Festanti, A.Feuillard, V. J. G.Figiel, J.Figueredo, M. A. S.Filchagin, S.Finogeev, D.Fionda, F. M.Floris, M.Foertsch, S.Foka, P.Fokin, S.Fragiacomo, E.Francescon, A.Francisco, A.Frankenfeld, U.Fronze, G. G.Fuchs, U.Furget, C.Furs, A.Girard, M. FuscoGaardhoje, J. J.Gagliardi, M.Gago, A. M.Gajdosova, K.Gallio, M.Galvan, C. D.Ganoti, P.Garabatos, C.Garcia-Solis, E.Garg, K.Gargiulo, C.Gasik, P.Gauger, E. F.Ducati, M. B. GayGermain, M.Ghosh, J.Ghosh, P.Ghosh, S. K.Gianotti, P.Giubellino, P.Giubilato, P.Gladysz-Dziadus, E.Glaessel, P.Gomez Coral, D. M.Gomez Ramirez, A.Gonzalez, A. S.Gonzalez-Zamora, P.Gorbunov, S.Gorlich, L.Gotovac, S.Grabski, V.Graczykowski, L. K.Graham, K. L.Greiner, L.Grelli, A.Grigoras, C.Grigoriev, V.Grigoryan, A.Grigoryan, S.Gronefeld, J. M.Grosa, F.Grosse-Oetringhaus, J. F.Grosso, R.Guber, F.Guernane, R.Guerzoni, B.Guittiere, M.Gulbrandsen, K.Gunji, T.Gupta, A.Gupta, R.Guzman, I. B.Haake, R.Hadjidakis, C.Hamagaki, H.Hamar, G.Hamon, J. C.Haque, M. R.Harris, J. W.Harton, A.Hassan, H.Hatzifotiadou, D.Hayashi, S.Heckel, S. T.Hellbaer, E.Helstrup, H.Herghelegiu, A.Hernandez, E. G.Herrera Corral, G.Herrmann, F.Hess, B. A.Hetland, K. F.Hillemanns, H.Hills, C.Hippolyte, B.Hohlweger, B.Horak, D.Hornung, S.Hosokawa, R.Hristov, P.Hughes, C.Humanic, T. J.Hussain, N.Hussain, T.Hutter, D.Hwang, D. S.Iddon, J. P.Buitron, S. A. IgaIlkaev, R.Inaba, M.Ippolitov, M.Islam, M. S.Ivanov, M.Ivanov, V.Izucheev, V.Jacak, B.Jacazio, N.Jacobs, P. M.Jadhav, M. B.Jadlovska, S.Jadlovsky, J.Jaelani, S.Jahnke, C.Jakubowska, M. J.Janik, M. A.Jayarathna, P. H. S. Y.Jena, C.Jercic, M.Bustamante, R. T. JimenezJones, P. G.Jusko, A.Kalinak, P.Kalweit, A.Kang, J. H.Kaplin, V.Kar, S.Uysal, A. KarasuKaravichev, O.Karavicheva, T.Karayan, L.Karczmarczyk, P.Karpechev, E.Kebschull, U.Keidel, R.Keijdener, D. L. D.Keil, M.Ketzer, B.Khabanova, Z.Khan, P.Khan, S.Khan, S. A.Khanzadeev, A.Kharlov, Y.Khatun, A.Khuntia, A.Kielbowicz, M. M.Kileng, B.Kim, B.Kim, D.Kim, D. J.Kim, E. J.Kim, H.Kim, J. S.Kim, J.Kim, M.Kim, S.Kim, T.Kirsch, S.Kisel, I.Kiselev, S.Kisiel, A.Kiss, G.Klay, J. L.Klein, C.Klein, J.Klein-Boesing, C.Klewin, S.Kluge, A.Knichel, M. L.Knospe, A. G.Kobdaj, C.Kofarago, M.Koehler, M. K.Kollegger, T.Kondratiev, V.Kondratyeva, N.Kondratyuk, E.Konevskikh, A.Konyushikhin, M.Kopcik, M.Kour, M.Kouzinopoulos, C.Kovalenko, O.Kovalenko, V.Kowalski, M.Kralik, I.Kravcakova, A.Kreis, L.Krivda, M.Krizek, F.Kryshen, E.Krzewicki, M.Kubera, A. M.Kucera, V.Kuhn, C.Kuijer, P. G.Kumar, A.Kumar, J.Kumar, L.Kumar, S.Kundu, S.Kurashvili, P.Kurepin, A.Kurepin, A. B.Kuryakin, A.Kushpil, S.Kweon, M. J.Kwon, Y.La Pointe, S. L.La Rocca, P.Lagana Fernandes, C.Lai, Y. S.Lakomov, I.Langoy, R.Lapidus, K.Lara, C.Lardeux, A.Lattuca, A.Laudi, E.Lavicka, R.Lea, R.Leardini, L.Lee, S.Lehas, F.Lehner, S.Lehrbach, J.Lemmon, R. C.Leogrande, E.Leon Monzon, I.Levai, P.Li, X.Li, X. L.Lien, J.Lietava, R.Lim, B.Lindal, S.Lindenstruth, V.Lindsay, S. W.Lippmann, C.Lisa, M. A.Litichevskyi, V.Liu, A.Llope, W. J.Lodato, D. F.Loenne, P. I.Loginov, V.Loizides, C.Loncar, P.Lopez, X.Lopez Torres, E.Lowe, A.Luettig, P.Luhder, J. R.Lunardon, M.Luparello, G.Lupi, M.Lutz, T. H.Maevskaya, A.Mager, M.Mahmood, S. M.Maire, A.Majka, R. D.Malaev, M.Malinina, L.Mal'Kevich, D.Malzacher, P.Mamonov, A.Manko, V.Manso, F.Manzari, V.Mao, Y.Marchisone, M.Mares, J.Margagliotti, G. V.Margotti, A.Margutti, J.Marin, A.Markert, C.Marquard, M.Martin, N. A.Martinengo, P.Martinez, J. A. L.Martinez, M. I.Martinez Garcia, G.Martinez Pedreira, M.Masciocchi, S.Masera, M.Masoni, A.Massacrier, L.Masson, E.Mastroserio, A.Mathis, A. M.Matuoka, P. F. T.Matyja, A.Mayer, C.Mazer, J.Mazzilli, M.Mazzoni, M. A.Meddi, F.Melikyan, Y.Menchaca-Rocha, A.Meninno, E.Mercado Perez, J.Meres, M.Mhlanga, S.Miake, Y.Mieskolainen, M. M.Mihaylov, D. L.Mikhaylov, K.Mischke, A.Mishra, A. N.Skowiec, D. Mi PrimeMitra, J.Mitu, C. M.Mohammadi, N.Mohanty, A. P.Mohanty, B.Khan, M. MohisinDe Godoy, D. A. MoreiraMoreno, L. A. P.Moretto, S.Morreale, A.Morsch, A.Muccifora, V.Mudnic, E.Muehlheim, D.Muhuri, S.Mukherjee, M.Mulligan, J. D.Munhoz, M. G.Muenning, K.Munoz, M. I. A.Munzer, R. H.Murakami, H.Murray, S.Musa, L.Musinsky, J.Myers, C. J.Myrcha, J. W.Naik, B.Nair, R.Nandi, B. K.Nania, R.Nappi, E.Narayan, A.Naru, M. U.Natal da Luz, H.Nattrass, C.Navarro, S. R.Nayak, K.Nayak, R.Nayak, T. K.Nazarenko, S.De Oliveira, R. A. NegraoNellen, L.Nesbo, S. V.Neskovic, G.Ng, F.Nicassio, M.Niculescu, M.Niedziela, J.Nielsen, B. S.Nikolaev, S.Nikulin, S.Nikulin, V.Nobuhiro, A.Noferini, F.Nomokonov, P.Nooren, G.Noris, J. C. C.Norman, J.Nyanin, A.Nystrand, J.Oeschler, H.Oh, H.Ohlson, A.Olah, L.Oleniacz, J.Oliveira Da Silva, A. C.Oliver, M. H.Onderwaater, J.Oppedisano, C.Orava, R.Oravec, M.Ortiz Velasquez, A.Oskarsson, A.Otwinowski, J.Oyama, K.Pachmayer, Y.Pacik, V.Pagano, D.Paic, G.Palni, P.Pan, J.Pandey, A. K.Panebianco, S.Papikyan, V.Pareek, P.Park, J.Parmar, S.Passfeld, A.Pathak, S. P.Patra, R. N.Paul, B.Pei, H.Peitzmann, T.Peng, X.Pereira, L. G.Pereira Da Costa, H.Peresunko, D.Lezama, E. PerezPeskov, V.Pestov, Y.Petracek, V.Petrovici, M.Petta, C.Pezzi, R. P.Piano, S.Pikna, M.Pillot, P.Pimentel, L. O. D. L.Pinazza, O.Pinsky, L.Piyarathna, D. B.Ploskon, M.Planinic, M.Pliquett, F.Pluta, J.Pochybova, S.Podesta-Lerma, P. L. M.Poghosyan, M. G.Polichtchouk, B.Poljak, N.Poonsawat, W.Pop, A.Poppenborg, H.Porteboeuf-Houssais, S.Pozdniakov, V.Prasad, S. K.Preghenella, R.Prino, F.Pruneau, C. A.Pshenichnov, I.Puccio, M.Punin, V.Putschke, J.Raha, S.Rajput, S.Rak, J.Rakotozafindrabe, A.Ramello, L.Rami, F.Rana, D. B.Raniwala, R.Raniwala, S.Rasanen, S. S.Rascanu, B. T.Rathee, D.Ratza, V.Ravasenga, I.Read, K. F.Redlich, K.Rehman, A.Reichelt, P.Reidt, F.Ren, X.Renfordt, R.Reshetin, A.Reygers, K.Riabov, V.Richert, T.Richter, M.Riedler, P.Riegler, W.Riggi, F.Ristea, C.Rodriguez Cahuantzi, M.Roed, K.Rogalev, R.Rogochaya, E.Rohr, D.Rohrich, D.Rokita, P. S.Ronchetti, F.Rosas, E. D.Roslon, K.Rosnet, P.Rossi, A.Rotondi, A.Roukoutakis, F.Roy, C.Roy, P.Rueda, O. V.Rui, R.Rumyantsev, B.Rustamov, A.Ryabinkin, E.Ryabov, Y.Rybicki, A.Saarinen, S.Sadhu, S.Sadovsky, S.Safarik, K.Saha, S. K.Sahoo, B.Sahoo, P.Sahoo, R.Sahoo, S.Sahu, P. K.Saini, J.Sakai, S.Saleh, M. A.Salzwedel, J.Sambyal, S.Samsonov, V.Sandoval, A.Sarkar, A.Sarkar, D.Sarkar, N.Sarma, P.Sas, M. H. P.Scapparone, E.Scarlassara, F.Schaefer, B.Scheid, H. S.Schiaua, C.Schicker, R.Schmidt, C.Schmidt, H. R.Schmidt, M. O.Schmidt, M.Schmidt, N. V.Schukraft, J.Schutz, Y.Schwarz, K.Schweda, K.Scioli, G.Scomparin, E.Sefcik, M.Seger, J. E.Sekiguchi, Y.Sekihata, D.Selyuzhenkov, I.Senosi, K.Senyukov, S.Serradilla, E.Sett, P.Sevcenco, A.Shabanov, A.Shabetai, A.Shahoyan, R.Shaikh, W.Shangaraev, A.Sharma, A.Sharma, A.Sharma, M.Sharma, M.Sharma, N.Sheikh, A. I.Shigaki, K.Shimomura, M.Shirinkin, S.Shou, Q.Shtejer, K.Sibiriak, Y.Siddhanta, S.Sielewicz, K. M.Siemiarczuk, T.Silaeva, S.Silvermyr, D.Simatovic, G.Simonetti, G.Singaraju, R.Singh, R.Singhal, V.Sinha, T.Sitar, B.Sitta, M.Skaali, T. B.Slupecki, M.Smirnov, N.Snellings, R. J. M.Snellman, T. W.Song, J.Soramel, F.Sorensen, S.Sozzi, F.Sputowska, I.Stachel, J.Stan, I.Stankus, P.Stenlund, E.Stocco, D.Storetvedt, M. M.Strmen, P.Suaide, A. A. P.Sugitate, T.Suire, C.Suleymanov, M.Suljic, M.Sultanov, R.Sumbera, M.Sumowidagdo, S.Suzuki, K.Swain, S.Szabo, A.Szarka, I.Tabassam, U.Takahashi, J.Tambave, G. J.Tanaka, N.Tarhini, M.Tariq, M.Tarzila, M. G.Tauro, A.Tejeda Munoz, G.Telesca, A.Terasaki, K.Terrevoli, C.Teyssier, B.Thakur, D.Thakur, S.Thomas, D.Thoresen, F.Tieulent, R.Tikhonov, A.Timmins, A. R.Toia, A.Toppi, M.Torres, S. R.Tripathy, S.Trogolo, S.Trombetta, G.Tropp, L.Trubnikov, V.Trzaska, W. H.Trzeciak, B. A.Tsuji, T.Tumkin, A.Turrisi, R.Tveter, T. S.Ullaland, K.Umaka, E. N.Uras, A.Usai, G. L.Utrobicic, A.Vala, M.Van der Maarel, J.Van Hoorne, J. W.van leeuwen, M.Vanat, T.Vande Vyvre, P.Varga, D.Vargas, A.Vargyas, M.Varma, R.Vasileiou, M.Vasiliev, A.Vauthier, A.Doce, O. VazquezVechernin, V.Veen, A. M.Velure, A.Vercellin, E.Vergara Limon, S.Vermunt, L.Vernet, R.Vertesi, R.Vickovic, L.Viinikainen, J.Vilakazi, Z.Baillie, O. VillalobosVillatoro Tello, A.Vinogradov, A.Vinogradov, L.Virgili, T.Vislavicius, V.Vodopyanov, A.Voelkl, M. A.Voloshin, K.Voloshin, S. A.Volpe, G.von Haller, B.Vorobyev, I.Voscek, D.Vranic, D.Vrlakova, J.Wagner, B.Wang, H.Wang, M.Watanabe, Y.Weber, M.Weber, S. G.Wegrzynek, A.Weiser, D. F.Wenzel, S. C.Wessels, J. P.Westerhoff, U.Whitehead, A. M.Wiechula, J.Wikne, J.Wilk, G.Wilkinson, J.Willems, G. A.Williams, M. C. S.Willsher, E.Windelband, B.Witt, W. E.Xu, R.Yalcin, S.Yamakawa, K.Yang, P.Yano, S.Yin, Z.Yokoyama, H.Yoo, I. -K.Yoon, J. H.Yun, E.Yurchenko, V.Zaccolo, V.Zaman, A.Zampolli, C.Zanoli, H. J. C.Zardoshti, N.Zarochentsev, A.Zavada, P.Zaviyalov, N.Zbroszczyk, H.Zhalov, M.Zhang, H.Zhang, X.Zhang, Y.Zhang, C.Zhang, Z.Zhao, C.Zhigareva, N.Zhou, D.Zhou, Y.Zhou, Z.Zhu, H.Zhu, J.Zhu, Y.Zichichi, A.Zimmermann, M. B.Zinovjev, G.Zmeskal, J.Zou, S.
DOI
10.1016/j.physletb.2018.05.059
발행일
2018-08
유형
Article
저널명
PHYSICS LETTERS B
783
페이지
95 ~ 113