Evidence of rescattering effect in Pb-Pb collisions at the LHC through production of K*(892)<SUP>0</SUP> and φ(1020) mesons

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초록

Measurements of K*(892)(0) and phi(1020) resonance production in Pb-Pb and pp collisions at root s(NN) = 5.02 TeV with the ALICE detector at the Large Hadron Collider are reported. The resonances are measured at midrapidity (vertical bar y vertical bar < 0.5) via their hadronic decay channels and the transverse momentum (p(T)) distributions are obtained for various collision centrality classes up to p(T) = 20 GeV/c. The p(T)-integrated yield ratio K*(892)(0)/K in Pb-Pb collisions shows significant suppression relative to pp collisions and decreases towards more central collisions. In contrast, the phi(1020)/K ratio does not show any suppression. Furthermore, the measured K*(892)(0)/K ratio in central Pb-Pb collisions is significantly suppressed with respect to the expectations based on a thermal model calculation, while the phi(1020)/K ratio agrees with the model prediction. These measurements are an experimental demonstration of rescattering of K*(892)(0) decay products in the hadronic phase of the collisions. The K*(892)(0)/K yield ratios in Pb-Pb and pp collisions are used to estimate the time duration between chemical and kinetic freeze-out, which is found to be similar to 4-7 fm/c for central collisions. The p(T)-differential ratios of K*(892)(0)/K, phi(1020)/K, K*(892)(0)/pi, phi(1020)/pi, p/K*(892)(0) and p/phi(1020) are also presented for Pb-Pb and pp collisions at root s(NN) = 5.02 TeV. These ratios show that the rescattering effect is predominantly a low-p(T) phenomenon. (C) 2020 The Author(s). Published by Elsevier B.V.

키워드

QUARK-GLUON PLASMARESONANCE PRODUCTIONFREEZE-OUTENERGYPERSPECTIVEPHYSICSMATTERPIONSDECAYPP
제목
Evidence of rescattering effect in Pb-Pb collisions at the LHC through production of K*(892)<SUP>0</SUP> and φ(1020) mesons
저자
Acharya, S.Acosta, F. T.Adam, J.Adamova, D.Adler, A.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.Alfanda, H. M.Alfaro Molina, R.Ali, Y.Alici, A.Alkin, A.Alme, J.Alt, T.Altenkamper, L.Altsybeev, I.Anaam, M. N.Andrei, C.Andreou, D.Andrews, H. A.Andronic, A.Angeletti, M.Anguelov, V.Anson, C.Anticic, T.Antinori, F.Antonioli, P.Anwar, R.Apadula, N.Aphecetche, L.Appelshaeuser, H.Arcelli, S.Arnaldi, R.Arratia, M.Arsene, I. C.Arslandok, M.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.Barnafoeldi, G. G.Barnby, L. S.Barret, V.Bartalini, P.Barth, K.Bartsch, E.Bastid, N.Basu, S.Batigne, G.Batyunya, B.Bauri, D.Batzing, P. C.Bazo Alba, J. L.Bearden, I. G.Beck, H.Bedda, C.Behera, N. K.Belikov, I.Bellini, F.Bello Martinez, H.Bellwied, 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.Bhatt, H.Bhattacharjee, B.Bhom, J.Bianchi, A.Bianchi, L.Bianchi, N.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.Bolozdynya, A.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, E. 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, W.Carnesecchi, F.Castellanos, J. CastilloCastro, A. J.Casula, E. A. R.Ceballos Sanchez, C.Chakraborty, P.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.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. CorralesCortese, P.Cosentino, M. R.Costa, F.Costanza, S.Crkovska, J.Crochet, P.Cuautle, E.Cunqueiro, L.Dabrowski, D.Dahms, T.Dainese, A.Damas, F. P. A.Dani, S.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 Ruzza, B.Diaz, R. A.Dietel, T.Dillenseger, P.Ding, Y.Divia, R.Djuvsland, O.Dmitrieva, U.Dobrin, A.Domenicis Gimenez, D.Doenigus, B.Dordic, O.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.Erokhin, A.Ersdal, M. R.Espagnon, B.Eulisse, G.Eum, J.Evans, D.Evdokimov, S.Fabbietti, L.Faggin, M.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.Fiorenza, G.Flor, F.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.Garner, K.Gasik, P.Gauger, E. F.Gay Ducati, M. B.Germain, M.Ghosh, J.Ghosh, P.Ghosh, S. K.Gianotti, P.Giubellino, P.Giubilato, P.Glaessel, P.Gomez Coral, D. M.Ramirez, A. GomezGonzalez, V.Gonzalez-Zamora, P.Gorbunov, S.Goerlich, 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.Guernane, R.Guerzoni, B.Guittiere, M.Gulbrandsen, K.Gunji, T.Gupta, A.Gupta, R.Guzman, B.Haake, R.Habib, M. K.Hadjidakis, C.Hamagaki, H.Hamar, G.Hamid, M.Hamon, J. C.Hannigan, R.Haque, M. R.Harris, J. W.Harton, A.Hassan, H.Hatzifotiadou, D.Hauer, P.Hayashi, S.Heckel, S. T.Hellbaer, E.Helstrup, H.Herghelegiu, A.Hernandez, E. G.Herrera Corral, G.Herrmann, F.Hetland, K. F.Hilden, T. E.Hillemanns, H.Hills, C.Hippolyte, B.Hohlweger, B.Horak, D.Hornung, S.Hosokawa, R.Hota, J.Hristov, P.Huang, C.Hughes, C.Huhn, P.Humanic, T. J.Hushnud, H.Hussain, N.Hussain, T.Hutter, D.Hwang, D. S.Iddon, J. P.Ilkaev, R.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.Jena, C.Jercic, M.Jevons, O.Bustamante, R. T. JimenezJin, M.Jones, P. G.Jusko, A.Kalinak, P.Kalweit, A.Kang, J. H.Kaplin, V.Kar, S.Uysal, A. KarasuKaravichev, O.Karavicheva, T.Karczmarczyk, P.Karpechev, E.Kebschull, U.Keidel, R.Keijdener, D. L. D.Keil, M.Ketzer, B.Khabanova, Z.Khan, A. M.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, J.Kim, M.Kim, S.Kim, T.Kindra, K.Kirsch, S.Kisel, I.Kiselev, S.Kisiel, A.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.Kondratyeva, N.Kondratyuk, E.Konevskikh, A.Konopka, P. J.Konyushikhin, M.Koska, L.Kovalenko, O.Kovalenko, V.Kowalski, M.Kralik, I.Kravcakova, A.Kreis, L.Krivda, M.Krizek, F.Krueger, M.Kryshen, E.Krzewicki, M.Kubera, A. M.Kucera, V.Kuhn, C.Kuijer, P. G.Kumar, J.Kumar, L.Kumar, S.Kundu, S.Kurashvili, P.Kurepin, A.Kurepin, A. B.Kushpil, S.Kvapil, J.Kweon, M. J.Kwon, Y.La Pointe, S. L.La Rocca, P.Lai, Y. S.Lakomov, I.Langoy, R.Lapidus, K.Lardeux, A.Larionov, P.Laudi, E.Lavicka, R.Lea, R.Leardini, L.Lee, S.Lehas, F.Lehner, S.Lehrbach, J.Lemmon, R. C.Monzon, I. LeonLevai, 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.Ljunggren, H. M.Llope, W. J.Lodato, D. F.Loginov, V.Loizides, C.Loncar, P.Lopez, X.Lopez Torres, E.Luettig, P.Luhder, J. R.Lunardon, M.Luparello, G.Lupi, M.Maevskaya, A.Mager, M.Mahmood, S. M.Maire, A.Majka, R. D.Malaev, M.Malik, Q. W.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. L.Martinez, M. I.Garcia, G. MartinezPedreira, M. MartinezMasciocchi, S.Masera, M.Masoni, A.Massacrier, L.Masson, E.Mastroserio, A.Mathis, A. M.Matuoka, P. F. T.Matyja, A.Mayer, C.Mazzilli, M.Mazzoni, M. A.Meddi, F.Melikyan, Y.Menchaca-Rocha, A.Meninno, E.Meres, M.Mhlanga, S.Miake, Y.Micheletti, L.Mieskolainen, M. M.Mihaylov, D. L.Mikhaylov, K.Mischke, A.Mishra, A. N.Miskowiec, D.Mitra, 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.Mrnjavac, T.Muccifora, V.Mudnic, E.Muehlheim, D.Muhuri, S.Mukherjee, M.Mulligan, J. D.Munhoz, M. G.Muenning, K.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.Nassirpour, A. F.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.Niedziela, J.Nielsen, B. S.Nikolaev, S.Nikulin, S.Nikulin, V.Noferini, F.Nomokonov, P.Nooren, G.Noris, J. C. C.Norman, J.Nyanin, A.Nystrand, J.Ogino, M.Oh, H.Ohlson, A.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.Parkkila, J. E.Parmar, S.Passfeld, A.Pathak, S. P.Patra, R. N.Paul, B.Pei, H.Peitzmann, T.Peng, X.Pereira, L. G.Da Costa, H. PereiraPeresunko, 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.Pisano, S.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.Puranapanda, K.Putschke, J.Raha, S.Rajput, S.Rak, J.Rakotozafindrabe, A.Ramello, L.Rami, F.Raniwala, R.Raniwala, S.Raesaenen, S. S.Rascanu, B. T.Rath, R.Ratza, V.Ravasenga, I.Read, K. F.Redlich, K.Rehman, A.Reichelt, P.Reidt, F.Ren, X.Renfordt, R.Reshetin, A.Revol, J. -P.Reygers, K.Riabov, V.Richert, T.Richter, M.Riedler, P.Riegler, W.Riggi, F.Ristea, C.Rode, S. P.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.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.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, N.Sheikh, A. I.Shigaki, K.Shimomura, M.Shirinkin, S.Shou, Q.Sibiriak, Y.Siddhanta, S.Sielewicz, K. M.Siemiarczuk, T.Silvermyr, D.Simatovic, G.Simonetti, G.Singaraju, R.Singh, 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.Sochan, J.Soncco, C.Song, J.Songmoolnak, A.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.Tarzila, M. G.Takaki, J. D. TapiaTauro, A.Tejeda Munoz, G.Telesca, A.Terrevoli, C.Teyssier, B.Thakur, D.Thakur, S.Thomas, D.Thoresen, F.Tieulent, R.Tikhonov, A.Timmins, A. R.Toia, A.Topilskaya, N.Toppi, M.Torres, S. R.Tripathy, S.Tripathy, T.Trogolo, S.Trombetta, G.Tropp, L.Trubnikov, V.Trzaska, W. H.Trzcinski, T. P.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.Valencia Palomo, L.Valle, N.van der Kolk, N.van Doremalen, L. V. R.Van Hoorne, J. W.van Leeuwen, M.Vande Vyvre, P.Varga, D.Vargas, A.Vargyas, M.Varma, R.Vasileiou, M.Vasiliev, A.Doce, O. VazquezVechernin, V.Veen, A. M.Vercellin, E.Vergara Limon, S.Vermunt, L.Vernet, R.Vertesi, R.Vickovic, L.Viinikainen, J.Vilakazi, Z.Baillie, O. VillalobosVillatoro Tello, A.Vinogradov, A.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, 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.Yano, S.Yin, Z.Yokoyama, H.Yoo, I. -K.Yoon, J. H.Yuan, S.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, X.Zhang, Y.Zhang, Z.Zhao, C.Zherebchevskii, V.Zhigareva, N.Zhou, D.Zhou, Y.Zhou, Z.Zhu, H.Zhu, J.Zhu, Y.Zichichi, A.Zimmermann, M. B.Zinovjev, G.Zmeskal, J.
DOI
10.1016/j.physletb.2020.135225
발행일
2020-03-10
유형
Article
저널명
PHYSICS LETTERS B
802