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Phys Rev Lett. 2011 Jul 15;107(3):032301. doi: 10.1103/PhysRevLett.107.032301. Epub 2011 Jul 11.

Higher harmonic anisotropic flow measurements of charged particles in Pb-Pb collisions at sqrt(s(NN)) = 2.76  TeV.

Physical review letters

K Aamodt, B Abelev, A Abrahantes Quintana, D Adamová, A M Adare, M M Aggarwal, G Aglieri Rinella, A G Agocs, A Agostinelli, S Aguilar Salazar, Z Ahammed, N Ahmad, A Ahmad Masoodi, S U Ahn, A Akindinov, D Aleksandrov, B Alessandro, R Alfaro Molina, A Alici, A Alkin, E Almaráz Aviña, T Alt, V Altini, I Altsybeev, C Andrei, A Andronic, V Anguelov, C Anson, T Antičić, F Antinori, P Antonioli, L Aphecetche, H Appelshäuser, N Arbor, S Arcelli, A Arend, N Armesto, R Arnaldi, T Aronsson, I C Arsene, M Arslandok, A Asryan, A Augustinus, R Averbeck, T C Awes, J Äystö, M D Azmi, M Bach, A Badalà, Y W Baek, R Bailhache, R Bala, R Baldini Ferroli, A Baldisseri, A Baldit, J Bán, R C Baral, R Barbera, F Barile, G G Barnaföldi, L S Barnby, V Barret, J Bartke, M Basile, N Bastid, B Bathen, G Batigne, B Batyunya, C Baumann, I G Bearden, H Beck, I Belikov, F Bellini, R Bellwied, E Belmont-Moreno, S Beole, I Berceanu, A Bercuci, E Berdermann, Y Berdnikov, C Bergmann, L Betev, A Bhasin, A K Bhati, L Bianchi, N Bianchi, C Bianchin, J Bielčík, J Bielčíková, A Bilandzic, E Biolcati, F Blanco, F Blanco, D Blau, C Blume, M Boccioli, N Bock, A Bogdanov, H Bøggild, M Bogolyubsky, L Boldizsár, M Bombara, C Bombonati, J Book, H Borel, A Borissov, C Bortolin, S Bose, F Bossú, M Botje, S Böttger, B Boyer, P Braun-Munzinger, L Bravina, M Bregant, T Breitner, M Broz, R Brun, E Bruna, G E Bruno, D Budnikov, H Buesching, S Bufalino, K Bugaiev, O Busch, Z Buthelezi, D Caffarri, X Cai, H Caines, E Calvo Villar, P Camerini, V Canoa Roman, G Cara Romeo, F Carena, W Carena, N Carlin Filho, F Carminati, A Casanova Díaz, M Caselle, J Castillo Castellanos, J F Castillo Hernandez, V Catanescu, C Cavicchioli, J Cepila, P Cerello, B Chang, S Chapeland, J L Charvet, S Chattopadhyay, S Chattopadhyay, M Cherney, C Cheshkov, B Cheynis, V Chibante Barroso, D D Chinellato, P Chochula, M Chojnacki, P Christakoglou, C H Christensen, P Christiansen, T Chujo, C Cicalo, L Cifarelli, F Cindolo, J Cleymans, F Coccetti, J-P Coffin, G Conesa Balbastre, Z Conesa del Valle, P Constantin, G Contin, J G Contreras, T M Cormier, Y Corrales Morales, P Cortese, I Cortés Maldonado, M R Cosentino, F Costa, M E Cotallo, E Crescio, P Crochet, E Cuautle, L Cunqueiro, A Dainese, H H Dalsgaard, A Danu, I Das, D Das, S Dash, A Dash, S De, A De Azevedo Moregula, G O V de Barros, A De Caro, G de Cataldo, J de Cuveland, A De Falco, D De Gruttola, H Delagrange, E Del Castillo Sanchez, Y Delgado Mercado, G Dellacasa, A Deloff, V Demanov, N De Marco, E Dénes, S De Pasquale, A Deppman, G D Erasmo, R de Rooij, D Di Bari, T Dietel, C Di Giglio, S Di Liberto, A Di Mauro, P Di Nezza, R Divià, Ø Djuvsland, A Dobrin, T Dobrowolski, I Domínguez, B Dönigus, O Dordic, O Driga, A K Dubey, L Ducroux, P Dupieux, M R Dutta Majumdar, A K Dutta Majumdar, D Elia, D Emschermann, H Engel, H A Erdal, B Espagnon, M Estienne, S Esumi, D Evans, S Evrard, G Eyyubova, C W Fabjan, D Fabris, J Faivre, D Falchieri, A Fantoni, M Fasel, R Fearick, A Fedunov, D Fehlker, V Fekete, D Felea, G Feofilov, A Fernández Téllez, R Ferretti, A Ferretti, M A S Figueredo, S Filchagin, R Fini, D Finogeev, F M Fionda, E M Fiore, M Floris, S Foertsch, P Foka, S Fokin, E Fragiacomo, M Fragkiadakis, U Frankenfeld, U Fuchs, F Furano, C Furget, M Fusco Girard, J J Gaardhøje, S Gadrat, M Gagliardi, A Gago, M Gallio, D R Gangadharan, P Ganoti, C Garabatos, E Garcia-Solis, R Gemme, J Gerhard, M Germain, C Geuna, M Gheata, A Gheata, B Ghidini, P Ghosh, P Gianotti, M R Girard, P Giubellino, E Gladysz-Dziadus, P Glässel, R Gomez, E G Ferreiro, L H González-Trueba, P González-Zamora, S Gorbunov, S Gotovac, V Grabski, L K Graczykowski, R Grajcarek, A Grelli, C Grigoras, A Grigoras, V Grigoriev, S Grigoryan, A Grigoryan, B Grinyov, N Grion, P Gros, J F Grosse-Oetringhaus, J-Y Grossiord, F Guber, R Guernane, C Guerra Gutierrez, B Guerzoni, M Guilbaud, K Gulbrandsen, H Gulkanyan, T Gunji, R Gupta, A Gupta, H Gutbrod, Ø Haaland, C Hadjidakis, M Haiduc, H Hamagaki, G Hamar, B H Han, L D Hanratty, Z Harmanova, J W Harris, M Hartig, D Hasegan, D Hatzifotiadou, A Hayrapetyan, M Heide, M Heinz, H Helstrup, A Herghelegiu, G Herrera Corral, N Herrmann, K F Hetland, B Hicks, P T Hille, B Hippolyte, T Horaguchi, Y Hori, P Hristov, I Hřivnáčová, M Huang, S Huber, T J Humanic, D S Hwang, R Ilkaev, I Ilkiv, M Inaba, E Incani, G M Innocenti, M Ippolitov, M Irfan, C Ivan, V Ivanov, A Ivanov, M Ivanov, A Jachołkowski, P M Jacobs, L Jancurová, S Jangal, M A Janik, R Janik, P H S Y Jayarathna, S Jena, L Jirden, G T Jones, P G Jones, P Jovanović, W Jung, H Jung, A Jusko, A B Kaidalov, S Kalcher, P Kaliňák, M Kalisky, T Kalliokoski, A Kalweit, R Kamermans, K Kanaki, J H Kang, E Kang, V Kaplin, A Karasu Uysal, O Karavichev, T Karavicheva, E Karpechev, A Kazantsev, U Kebschull, R Keidel, M M Khan, P Khan, A Khanzadeev, Y Kharlov, B Kileng, S Kim, B Kim, D J Kim, S H Kim, D S Kim, D W Kim, J H Kim, J S Kim, M Kim, S Kirsch, I Kisel, S Kiselev, A Kisiel, J L Klay, J Klein, C Klein-Bösing, M Kliemant, A Kluge, M L Knichel, K Koch, M K Köhler, A Kolojvari, V Kondratiev, N Kondratyeva, A Konevskih, E Kornaś, C Kottachchi Kankanamge Don, R Kour, M Kowalski, S Kox, G Koyithatta Meethaleveedu, K Kozlov, J Kral, I Králik, F Kramer, I Kraus, T Krawutschke, M Kretz, M Krivda, F Krizek, M Krus, E Kryshen, M Krzewicki, Y Kucheriaev, C Kuhn, P G Kuijer, P Kurashvili, A Kurepin, A B Kurepin, A Kuryakin, S Kushpil, V Kushpil, H Kvaerno, M J Kweon, Y Kwon, P Ladrón de Guevara, V Lafage, I Lakomov, C Lara, A Lardeux, P La Rocca, D T Larsen, C Lazzeroni, R Lea, Y Le Bornec, K S Lee, S C Lee, F Lefèvre, J Lehnert, L Leistam, M Lenhardt, V Lenti, H León, I León Monzón, H León Vargas, P Lévai, X Li, J Lien, R Lietava, S Lindal, V Lindenstruth, C Lippmann, M A Lisa, L Liu, P I Loenne, V R Loggins, V Loginov, S Lohn, D Lohner, C Loizides, K K Loo, X Lopez, M López Noriega, E López Torres, G Løvhøiden, X-G Lu, P Luettig, M Lunardon, G Luparello, L Luquin, C Luzzi, K Ma, R Ma, D M Madagodahettige-Don, A Maevskaya, M Mager, D P Mahapatra, A Maire, M Malaev, I Maldonado Cervantes, D Mal'Kevich, P Malzacher, A Mamonov, L Mangotra, V Manko, F Manso, V Manzari, Y Mao, M Marchisone, J Mareš, G V Margagliotti, A Margotti, A Marín, C Markert, I Martashvili, P Martinengo, M I Martínez, A Martínez Davalos, G Martínez García, Y Martynov, A Mas, S Masciocchi, M Masera, A Masoni, L Massacrier, M Mastromarco, A Mastroserio, Z L Matthews, A Matyja, D Mayani, M A Mazzoni, F Meddi, A Menchaca-Rocha, P Mendez Lorenzo, J Mercado Pérez, M Meres, Y Miake, J Midori, L Milano, J Milosevic, A Mischke, D Miśkowiec, C Mitu, J Mlynarz, B Mohanty, A K Mohanty, L Molnar, L Montaño Zetina, M Monteno, E Montes, M Morando, D A Moreira De Godoy, S Moretto, A Morsch, V Muccifora, E Mudnic, S Muhuri, H Müller, M G Munhoz, L Musa, A Musso, J L Nagle, B K Nandi, R Nania, E Nappi, C Nattrass, F Navach, S Navin, T K Nayak, S Nazarenko, G Nazarov, A Nedosekin, M Nicassio, B S Nielsen, T Niida, S Nikolaev, V Nikolic, S Nikulin, V Nikulin, B S Nilsen, M S Nilsson, F Noferini, G Nooren, N Novitzky, A Nyanin, A Nyatha, C Nygaard, J Nystrand, H Obayashi, A Ochirov, H Oeschler, S K Oh, J Oleniacz, C Oppedisano, A Ortiz Velasquez, G Ortona, A Oskarsson, P Ostrowski, J Otwinowski, K Oyama, K Ozawa, Y Pachmayer, M Pachr, F Padilla, P Pagano, G Paić, F Painke, C Pajares, S K Pal, S Pal, A Palaha, A Palmeri, G S Pappalardo, W J Park, B Pastirčák, D I Patalakha, V Paticchio, A Pavlinov, T Pawlak, T Peitzmann, D Peresunko, C E Pérez Lara, D Perini, W Peryt, A Pesci, V Peskov, Y Pestov, A J Peters, V Petráček, M Petran, M Petris, P Petrov, M Petrovici, C Petta, S Piano, A Piccotti, M Pikna, P Pillot, O Pinazza, L Pinsky, N Pitz, D B Piyarathna, R Platt, M Płoskoń, J Pluta, T Pocheptsov, S Pochybova, P L M Podesta-Lerma, M G Poghosyan, K Polák, B Polichtchouk, A Pop, V Pospíšil, B Potukuchi, S K Prasad, R Preghenella, F Prino, C A Pruneau, I Pshenichnov, G Puddu, A Pulvirenti, V Punin, M Putiš, J Putschke, H Qvigstad, A Rachevski, A Rademakers, S Radomski, T S Räihä, J Rak, A Rakotozafindrabe, L Ramello, A Ramírez Reyes, M Rammler, R Raniwala, S Raniwala, S S Räsänen, D Rathee, K F Read, J S Real, K Redlich, P Reichelt, M Reicher, R Renfordt, A R Reolon, A Reshetin, F Rettig, J-P Revol, K Reygers, H Ricaud, L Riccati, R A Ricci, M Richter, P Riedler, W Riegler, F Riggi, M Rodríguez Cahuantzi, D Rohr, D Röhrich, R Romita, F Ronchetti, P Rosinský, P Rosnet, S Rossegger, A Rossi, F Roukoutakis, S Rousseau, P Roy, C Roy, A J Rubio Montero, R Rui, E Ryabinkin, A Rybicki, S Sadovsky, K Šafařík, R Sahoo, P K Sahu, P Saiz, H Sakaguchi, S Sakai, D Sakata, C A Salgado, S Sambyal, V Samsonov, X Sanchez Castro, L Šándor, A Sandoval, S Sano, M Sano, R Santo, R Santoro, J Sarkamo, P Saturnini, E Scapparone, F Scarlassara, R P Scharenberg, C Schiaua, R Schicker, C Schmidt, H R Schmidt, S Schreiner, S Schuchmann, J Schukraft, Y Schutz, K Schwarz, K Schweda, G Scioli, E Scomparin, R Scott, P A Scott, G Segato, I Selyuzhenkov, S Senyukov, S Serci, E Serradilla, A Sevcenco, I Sgura, G Shabratova, R Shahoyan, S Sharma, N Sharma, K Shigaki, M Shimomura, K Shtejer, Y Sibiriak, M Siciliano, E Sicking, T Siemiarczuk, D Silvermyr, G Simonetti, R Singaraju, R Singh, S Singha, T Sinha, B C Sinha, B Sitar, M Sitta, T B Skaali, K Skjerdal, R Smakal, N Smirnov, R Snellings, C Søgaard, R Soltz, H Son, M Song, J Song, C Soos, F Soramel, M Spyropoulou-Stassinaki, B K Srivastava, J Stachel, I Stan, G Stefanek, T Steinbeck, M Steinpreis, E Stenlund, G Steyn, D Stocco, C H Stokkevag, M Stolpovskiy, P Strmen, A A P Suaide, M A Subieta Vásquez, T Sugitate, C Suire, M Sukhorukov, M Sumbera, T Susa, T J M Symons, A Szanto de Toledo, I Szarka, A Szostak, C Tagridis, J Takahashi, J D Tapia Takaki, A Tauro, G Tejeda Muñoz, A Telesca, C Terrevoli, J Thäder, D Thomas, J H Thomas, R Tieulent, A R Timmins, D Tlusty, A Toia, H Torii, L Toscano, T Traczyk, D Truesdale, W H Trzaska, T Tsuji, A Tumkin, R Turrisi, A J Turvey, T S Tveter, J Ulery, K Ullaland, A Uras, J Urbán, G M Urciuoli, G L Usai, M Vajzer, M Vala, L Valencia Palomo, S Vallero, N van der Kolk, P Vande Vyvre, M van Leeuwen, L Vannucci, A Vargas, R Varma, M Vasileiou, A Vasiliev, V Vechernin, M Veldhoen, M Venaruzzo, E Vercellin, S Vergara, D C Vernekohl, R Vernet, M Verweij, L Vickovic, G Viesti, O Vikhlyantsev, Z Vilakazi, O Villalobos Baillie, Y Vinogradov, A Vinogradov, L Vinogradov, T Virgili, Y P Viyogi, A Vodopyanov, K Voloshin, S Voloshin, G Volpe, B von Haller, D Vranic, G Øvrebekk, J Vrláková, B Vulpescu, A Vyushin, B Wagner, V Wagner, R Wan, Y Wang, Y Wang, M Wang, D Wang, K Watanabe, J P Wessels, U Westerhoff, J Wiechula, J Wikne, M Wilde, A Wilk, G Wilk, M C S Williams, B Windelband, L Xaplanteris Karampatsos, H Yang, S Yasnopolskiy, J Yi, Z Yin, H Yokoyama, I-K Yoo, J Yoon, X Yuan, I Yushmanov, E Zabrodin, C Zach, C Zampolli, S Zaporozhets, A Zarochentsev, P Závada, N Zaviyalov, H Zbroszczyk, P Zelnicek, A Zenin, I Zgura, M Zhalov, X Zhang, D Zhou, F Zhou, Y Zhou, X Zhu, A Zichichi, G Zinovjev, Y Zoccarato, M Zynovyev,

Affiliations

  1. Department of Physics and Technology, University of Bergen, Bergen, Norway.

PMID: 21838350 DOI: 10.1103/PhysRevLett.107.032301

Abstract

We report on the first measurement of the triangular v3, quadrangular v4, and pentagonal v5 charged particle flow in Pb-Pb collisions at sqrt(s(NN)) = 2.76  TeV measured with the ALICE detector at the CERN Large Hadron Collider. We show that the triangular flow can be described in terms of the initial spatial anisotropy and its fluctuations, which provides strong constraints on its origin. In the most central events, where the elliptic flow v2 and v3 have similar magnitude, a double peaked structure in the two-particle azimuthal correlations is observed, which is often interpreted as a Mach cone response to fast partons. We show that this structure can be naturally explained from the measured anisotropic flow Fourier coefficients.

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