학술논문

Measurement of electrons from beauty-hadron decays in p-Pb collisions at s N N = 2.76 TeV
Document Type
Original Paper
Author
Adam, J.Adamová, D.Aggarwal, M.M.Aglieri Rinella, G.Agnello, M.Agrawal, N.Ahammed, Z.Ahmad, S.Ahn, S.U.Aiola, S.Akindinov, A.Alam, S.N.Albuquerque, D.S.D.Aleksandrov, D.Alessandro, B.Alexandre, D.Alfaro Molina, R.Alici, A.Alkin, A.Alme, J.Alt, T.Altinpinar, S.Altsybeev, I.Alves Garcia Prado, C.An, M.Andrei, C.Andrews, H.A.Andronic, A.Anguelov, V.Anson, C.Antičić, T.Antinori, F.Antonioli, P.Aphecetche, L.Appelshäuser, H.Arcelli, S.Arnaldi, R.Arnold, O.W.Arsene, I.C.Arslandok, M.Audurier, B.Augustinus, A.Averbeck, R.Azmi, M.D.Badalà, A.Baek, Y.W.Bagnasco, S.Bailhache, R.Bala, R.Balasubramanian, S.Baldisseri, A.Baral, R.C.Barbano, A.M.Barbera, R.Barile, F.Barnaföldi, G.G.Barnby, L.S.Barret, V.Bartalini, P.Barth, K.Bartke, J.Bartsch, E.Basile, M.Bastid, N.Basu, S.Bathen, B.Batigne, G.Batista Camejo, A.Batyunya, B.Batzing, P.C.Bearden, I.G.Beck, H.Bedda, C.Behera, N.K.Belikov, I.Bellini, F.Bello Martinez, H.Bellwied, R.Belmont-Moreno, E.Beltran, L.G.E.Belyaev, V.Bencedi, G.Beole, S.Berceanu, I.Bercuci, A.Berdnikov, Y.Berenyi, D.Bertens, R.A.Berzano, D.Betev, L.Bhasin, A.Bhat, I.R.Bhati, A.K.Bhattacharjee, B.Bhom, J.Bianchi, L.Bianchi, N.Bianchin, C.Bielčík, J.Bielčíková, J.Bilandzic, A.Biro, G.Biswas, R.Biswas, S.Bjelogrlic, S.Blair, J.T.Blau, D.Blume, C.Bock, F.Bogdanov, A.Bøggild, H.Boldizsár, L.Bombara, M.Bonora, M.Book, J.Borel, H.Borissov, A.Borri, M.Bossú, F.Botta, E.Bourjau, C.Braun-Munzinger, P.Bregant, M.Broker, T.A.Browning, T.A.Broz, M.Brucken, E.J.Bruna, E.Bruno, G.E.Budnikov, D.Buesching, H.Bufalino, S.Buhler, P.Buitron, S.A.I.Buncic, P.Busch, O.Buthelezi, Z.Butt, J.B.Buxton, J.T.Cabala, J.Caffarri, D.Cai, X.Caines, H.Caliva, A.Calvo Villar, E.Camerini, P.Carena, F.Carena, W.Carnesecchi, F.Castillo Castellanos, J.Castro, A.J.Casula, E.A.R.Ceballos Sanchez, C.Cepila, J.Cerello, P.Cerkala, J.Chang, B.Chapeland, S.Chartier, M.Charvet, J.L.Chattopadhyay, S.Chattopadhyay, S.Chauvin, A.Chelnokov, V.Cherney, M.Cheshkov, C.Cheynis, B.Chibante Barroso, V.Chinellato, D.D.Cho, S.Chochula, P.Choi, K.Chojnacki, M.Choudhury, S.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.Conesa Balbastre, G.Conesa del Valle, Z.Connors, M.E.Contreras, J.G.Cormier, T.M.Corrales Morales, Y.Cortés Maldonado, I.Cortese, P.Cosentino, M.R.Costa, F.Crkovská, J.Crochet, P.Cruz Albino, R.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.Deisting, A.Deloff, A.Deplano, C.Dhankher, P.Di Bari, D.Di Mauro, A.Di Nezza, P.Di Ruzza, B.Diaz Corchero, M.A.Dietel, T.Dillenseger, P.Divià, R.Djuvsland, Ø.Dobrin, A.Domenicis Gimenez, D.Dönigus, B.Dordic, O.Drozhzhova, T.Dubey, A.K.Dubla, A.Ducroux, L.Duggal, A.K.Dupieux, P.Ehlers, R.J.Elia, D.Endress, E.Engel, H.Epple, E.Erazmus, B.Erhardt, F.Espagnon, B.Estienne, M.Esumi, S.Eulisse, G.Eum, J.Evans, D.Evdokimov, S.Eyyubova, G.Fabbietti, L.Fabris, D.Faivre, J.Fantoni, A.Fasel, M.Feldkamp, L.Feliciello, A.Feofilov, G.Ferencei, J.Fernández Téllez, A.Ferreiro, E.G.Ferretti, A.Festanti, A.Feuillard, V.J.G.Figiel, J.Figueredo, M.A.S.Filchagin, S.Finogeev, D.Fionda, F.M.Fiore, E.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.Fusco Girard, M.Gaardhøje, J.J.Gagliardi, M.Gago, A.M.Gajdosova, K.Gallio, M.Galvan, C.D.Gangadharan, D.R.Ganoti, P.Gao, C.Garabatos, C.Garcia-Solis, E.Garg, K.Garg, P.Gargiulo, C.Gasik, P.Gauger, E.F.Germain, M.Gheata, M.Ghosh, P.Ghosh, S.K.Gianotti, P.Giubellino, P.Giubilato, P.Gladysz-Dziadus, E.Glässel, P.Goméz Coral, D.M.Gomez Ramirez, A.Gonzalez, A.S.Gonzalez, V.González-Zamora, P.Gorbunov, S.Görlich, L.Gotovac, S.Grabski, V.Grachov, O.A.Graczykowski, L.K.Graham, K.L.Grelli, A.Grigoras, C.Grigoriev, V.Grigoryan, A.Grigoryan, S.Grinyov, B.Grion, N.Gronefeld, J.M.Grosse-Oetringhaus, J.F.Grosso, R.Gruber, L.Guber, F.Guernane, R.Guerzoni, B.Gulbrandsen, K.Gunji, T.Gupta, A.Gupta, R.Guzman, I.B.Haake, R.Hadjidakis, C.Haiduc, M.Hamagaki, H.Hamar, G.Hamon, J.C.Harris, J.W.Harton, A.Hatzifotiadou, D.Hayashi, S.Heckel, S.T.Hellbär, E.Helstrup, H.Herghelegiu, A.Herrera Corral, G.Herrmann, F.Hess, B.A.Hetland, K.F.Hillemanns, H.Hippolyte, B.Horak, D.Hosokawa, R.Hristov, P.Hughes, C.Humanic, T.J.Hussain, N.Hussain, T.Hutter, D.Hwang, D.S.Ilkaev, R.Inaba, M.Incani, E.Ippolitov, M.Irfan, M.Isakov, V.Ivanov, M.Ivanov, V.Izucheev, V.Jacak, B.Jacazio, N.Jacobs, P.M.Jadhav, M.B.Jadlovska, S.Jadlovsky, J.Jahnke, C.Jakubowska, M.J.Janik, M.A.Jayarathna, P.H.S.Y.Jena, C.Jena, S.Jimenez Bustamante, R.T.Jones, P.G.Jung, H.Jusko, A.Kalinak, P.Kalweit, A.Kang, J.H.Kaplin, V.Kar, S.Karasu Uysal, A.Karavichev, O.Karavicheva, T.Karayan, L.Karpechev, E.Kebschull, U.Keidel, R.Keijdener, D.L.D.Keil, M.Mohisin Khan, M.Khan, P.Khan, S.A.Khanzadeev, A.Kharlov, Y.Khatun, A.Khuntia, A.Kileng, B.Kim, D.W.Kim, D.J.Kim, D.Kim, H.Kim, J.S.Kim, J.Kim, M.Kim, M.Kim, S.Kim, T.Kirsch, S.Kisel, I.Kiselev, S.Kisiel, A.Kiss, G.Klay, J.L.Klein, C.Klein, J.Klein-Bösing, C.Klewin, S.Kluge, A.Knichel, M.L.Knospe, A.G.Kobdaj, C.Kofarago, M.Kollegger, T.Kolojvari, A.Kondratiev, V.Kondratyeva, N.Kondratyuk, E.Konevskikh, A.Kopcik, M.Kour, M.Kouzinopoulos, C.Kovalenko, O.Kovalenko, V.Kowalski, M.Koyithatta Meethaleveedu, G.Králik, I.Kravčáková, A.Krivda, M.Krizek, F.Kryshen, E.Krzewicki, M.Kubera, A.M.Kučera, 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.Kweon, M.J.Kwon, Y.La Pointe, S.L.La Rocca, P.Lagana Fernandes, C.Lakomov, I.Langoy, R.Lapidus, K.Lara, C.Lardeux, A.Lattuca, A.Laudi, E.Lazaridis, L.Lea, R.Leardini, L.Lee, S.Lehas, F.Lehner, S.Lehrbach, J.Lemmon, R.C.Lenti, V.Leogrande, E.León Monzón, I.León Vargas, H.Leoncino, M.Lévai, P.Li, S.Li, X.Lien, J.Lietava, R.Lindal, S.Lindenstruth, V.Lippmann, C.Lisa, M.A.Ljunggren, H.M.Lodato, D.F.Loenne, P.I.Loginov, V.Loizides, C.Lopez, X.López Torres, E.Lowe, A.Luettig, P.Lunardon, M.Luparello, G.Lupi, M.Lutz, T.H.Maevskaya, A.Mager, M.Mahajan, S.Mahmood, S.M.Maire, A.Majka, R.D.Malaev, M.Maldonado Cervantes, I.Malinina, L.Mal’Kevich, D.Malzacher, P.Mamonov, A.Manko, V.Manso, F.Manzari, V.Mao, Y.Marchisone, M.Mareš, J.Margagliotti, G.V.Margotti, A.Margutti, J.Marín, A.Markert, C.Marquard, M.Martin, N.A.Martinengo, P.Martínez, M.I.Martínez García, G.Martinez Pedreira, M.Mas, A.Masciocchi, S.Masera, M.Masoni, A.Mastroserio, A.Matyja, A.Mayer, C.Mazer, J.Mazzilli, M.Mazzoni, M.A.Meddi, F.Melikyan, Y.Menchaca-Rocha, A.Meninno, E.Mercado Pérez, J.Meres, M.Mhlanga, S.Miake, Y.Mieskolainen, M.M.Mikhaylov, K.Milosevic, J.Mischke, A.Mishra, A.N.Mishra, T.Miskowiec, D.Mitra, J.Mitu, C.M.Mohammadi, N.Mohanty, B.Molnar, L.Montes, E.Moreira De Godoy, D.A.Moreno, L.A.P.Moretto, S.Morreale, A.Morsch, A.Muccifora, V.Mudnic, E.Mühlheim, D.Muhuri, S.Mukherjee, M.Mulligan, J.D.Munhoz, M.G.Münning, K.Munzer, R.H.Murakami, H.Murray, S.Musa, L.Musinsky, J.Naik, B.Nair, R.Nandi, B.K.Nania, R.Nappi, E.Naru, M.U.Natal da Luz, H.Nattrass, C.Navarro, S.R.Nayak, K.Nayak, R.Nayak, T.K.Nazarenko, S.Nedosekin, A.Negrao De Oliveira, R.A.Nellen, L.Ng, F.Nicassio, M.Niculescu, 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.Oeschler, H.Oh, S.Oh, S.K.Ohlson, A.Okatan, A.Okubo, T.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.Ozdemir, M.Pachmayer, Y.Pagano, D.Pagano, P.Paić, G.Pal, S.K.Palni, P.Pan, J.Pandey, A.K.Papikyan, V.Pappalardo, G.S.Pareek, P.Park, J.Park, W.J.Parmar, S.Passfeld, A.Paticchio, V.Patra, R.N.Paul, B.Pei, H.Peitzmann, T.Peng, X.Pereira Da Costa, H.Peresunko, D.Perez Lezama, E.Peskov, V.Pestov, Y.Petráček, V.Petrov, V.Petrovici, M.Petta, C.Piano, S.Pikna, M.Pillot, P.Pimentel, L.O.D.L.Pinazza, O.Pinsky, L.Piyarathna, D.B.Ploskon, M.Planinic, M.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.Porter, J.Pospisil, J.Prasad, S.K.Preghenella, R.Prino, F.Pruneau, C.A.Pshenichnov, I.Puccio, M.Puddu, G.Pujahari, P.Punin, V.Putschke, J.Qvigstad, H.Rachevski, A.Raha, S.Rajput, S.Rak, J.Rakotozafindrabe, A.Ramello, L.Rami, F.Raniwala, R.Raniwala, S.Räsänen, 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.Reolon, A.R.Reshetin, A.Reygers, K.Riabov, V.Ricci, R.A.Richert, T.Richter, M.Riedler, P.Riegler, W.Riggi, F.Ristea, C.Rodríguez Cahuantzi, M.Røed, K.Rogochaya, E.Rohr, D.Röhrich, D.Ronchetti, F.Ronflette, L.Rosnet, P.Rossi, A.Roukoutakis, F.Roy, A.Roy, C.Roy, P.Rubio Montero, A.J.Rui, R.Russo, R.Ryabinkin, E.Ryabov, Y.Rybicki, A.Saarinen, S.Sadhu, S.Sadovsky, S.Šafařík, K.Sahlmuller, B.Sahoo, P.Sahoo, R.Sahoo, S.Sahu, P.K.Saini, J.Sakai, S.Saleh, M.A.Salzwedel, J.Sambyal, S.Samsonov, V.Šándor, L.Sandoval, A.Sano, M.Sarkar, D.Sarkar, N.Sarma, P.Scapparone, E.Scarlassara, F.Schiaua, C.Schicker, R.Schmidt, C.Schmidt, H.R.Schmidt, M.Schukraft, J.Schutz, Y.Schwarz, K.Schweda, K.Scioli, G.Scomparin, E.Scott, R.Šefčík, M.Seger, J.E.Sekiguchi, Y.Sekihata, D.Selyuzhenkov, I.Senosi, K.Senyukov, S.Serradilla, E.Sevcenco, A.Shabanov, A.Shabetai, A.Shadura, O.Shahoyan, R.Shangaraev, A.Sharma, A.Sharma, A.Sharma, M.Sharma, M.Sharma, N.Sheikh, A.I.Shigaki, K.Shou, Q.Shtejer, K.Sibiriak, Y.Siddhanta, S.Sielewicz, K.M.Siemiarczuk, T.Silvermyr, D.Silvestre, C.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.Song, M.Song, Z.Soramel, F.Sorensen, S.Sozzi, F.Spiriti, E.Sputowska, I.Spyropoulou-Stassinaki, M.Stachel, J.Stan, I.Stankus, P.Stenlund, E.Steyn, G.Stiller, J.H.Stocco, D.Strmen, P.Suaide, A.A.P.Sugitate, T.Suire, C.Suleymanov, M.Suljic, M.Sultanov, R.Šumbera, M.Sumowidagdo, S.Suzuki, K.Swain, S.Szabo, A.Szarka, I.Szczepankiewicz, A.Szymanski, M.Tabassam, U.Takahashi, J.Tambave, G.J.Tanaka, N.Tarhini, M.Tariq, M.Tarzila, M.G.Tauro, A.Tejeda Muñoz, G.Telesca, A.Terasaki, K.Terrevoli, C.Teyssier, B.Thäder, J.Thakur, D.Thomas, D.Tieulent, R.Tikhonov, A.Timmins, A.R.Toia, A.Tripathy, S.Trogolo, S.Trombetta, G.Trubnikov, V.Trzaska, W.H.Tsuji, T.Tumkin, A.Turrisi, R.Tveter, T.S.Ullaland, K.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.Vázquez Doce, O.Vechernin, V.Veen, A.M.Velure, A.Vercellin, E.Vergara Limón, S.Vernet, R.Vértesi, R.Vickovic, L.Vigolo, S.Viinikainen, J.Vilakazi, Z.Villalobos Baillie, O.Villatoro Tello, A.Vinogradov, A.Vinogradov, L.Virgili, T.Vislavicius, V.Vodopyanov, A.Völkl, M.A.Voloshin, K.Voloshin, S.A.Volpe, G.von Haller, B.Vorobyev, I.Voscek, D.Vranic, D.Vrláková, J.Vulpescu, B.Wagner, B.Wagner, J.Wang, H.Wang, M.Watanabe, D.Watanabe, Y.Weber, M.Weber, S.G.Weiser, D.F.Wessels, J.P.Westerhoff, U.Whitehead, A.M.Wiechula, J.Wikne, J.Wilk, G.Wilkinson, J.Willems, G.A.Williams, M.C.S.Windelband, B.Winn, M.Yalcin, S.Yang, P.Yano, S.Yin, Z.Yokoyama, H.Yoo, I.-K.Yoon, J.H.Yurchenko, V.Zaccolo, V.Zaman, A.Zampolli, C.Zanoli, H.J.C.Zaporozhets, S.Zardoshti, N.Zarochentsev, A.Závada, P.Zaviyalov, N.Zbroszczyk, H.Zgura, I.S.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.Zichichi, A.Zimmermann, A.Zimmermann, M.B.Zinovjev, G.Zmeskal, J.The ALICE collaboration
Source
Journal of High Energy Physics. July 2017 2017(7):1-40
Subject
Heavy Ion Experiments
Language
English
ISSN
1029-8479
Abstract
Abstract:The production of beauty hadrons was measured via semi-leptonic decays at mid-rapidity with the ALICE detector at the LHC in the transverse momentum interval 1T< 8 GeV/c in minimum-bias p-Pb collisions at s=7 TeV. In the pT interval 3 < pT< 8 GeV/c, a suppression of the yield of electrons from beauty-hadron decays is observed in Pb-Pb compared to pp collisions. Towards lower pT, the RPbPb values increase with large systematic uncertainties. The RpPb is consistent with unity within systematic uncertainties and is well described by theoretical calculations that include cold nuclear matter effects in p-Pb collisions. The measured RpPb and these calculations indicate that cold nuclear matter effects are small at high transverse momentum also in Pb-Pb collisions. Therefore, the observed reduction of RPbPb below unity at high pT may be ascribed to an effect of the hot and dense medium formed in Pb-Pb collisions.