Multi-strange baryon production in pp collisions at s=7 TeV with ALICE

Autor: Maya Hachiya Shimomura, V. Kushpil, V. Grigoriev, A. Di Mauro, Anton Jusko, Y. Corrales Morales, Peter Braun-Munzinger, Sanjeev Singh Sambyal, J. Ulery, Xing-Bo Yuan, Philippe Rosnet, E. A. R. Casula, Ralf Keidel, Alice Zimmermann, Peter Levai, Sven Gotovac, Domenico Colella, Gergely Gabor Barnafoldi, A. Arend, Sylvain Chapeland, Ivan Kralik, Miroslav Pikna, Mario Sitta, Giacomo Contin, Vladimir Samsonov, Lee Stuart Barnby, L. Massacrier, S. Di Liberto, Toralf Bernhard Skaali, Marek Chojnacki, G. Martínez García, Herve Borel, R. de Rooij, P. A. Scott, G.S. Shabratova, Christine Nattrass, N. Pitz, A. De Falco, L. Jirden, Rosario Nania, M. Wilde, A.G. Fedunov, Steffen Schreiner, P. Vande Vyvre, Sona Pochybova, Xavier Bernard Lopez, Jaroslav Bielcik, Marco Monteno, Maria Vasileiou, H. Sakaguchi, B. Pastirčák, P. González-Zamora, V. Paticchio, Shiming Yang, D. M. Jha, Kalliopi Kanaki, Anik Gupta, J. Anielski, Arturo Alejandro Menchaca-Rocha, Rinaldo Rui, H. Pereira Da Costa, Rui Ma, Christoph Mayer, L. Xaplanteris Karampatsos, A. G. Asryan, Alexander Kluge, L. Aphecetche, I. Martashvili, M. Fusco Girard, Kyrre Skjerdal, A. Ramírez Reyes, Florian Painke, A. B. Kaidalov, Sergey Filchagin, M. Kim, Satyajit Jena, M. Bombara, E. Pereira De Oliveira Filho, Graham Richard Lee, S. Lohn, Agneta Oskarsson, Stefan Rossegger, Bruno Alessandro, V. Catanescu, Eugen Mudnic, M. Lechman, Peter Strmen, Luciana Bianchi, G. D Erasmo, Jorn Henning Putschke, S. Pal, E. Montes, F. Prino, Hans Hjersing Dalsgaard, C. Nygaard, J. Sarkamo, H. Caines, Sudhir Raniwala, Tatiana Karavicheva, V. Chibante Barroso, Raghunath Sahoo, Vladimir Vechernin, Sang Un Ahn, F.F. Guber, P. I. Loenne, Guy Paic, Cinzia Luzzi, Valerie Ramillien Barret, Daniel Berenyi, Anton Andronic, Debasish Das, Subikash Choudhury, I. Chawla, Hans Rudolf Schmidt, T. J. Humanic, K. Šafařík, Zubayer Ahammed, A. Korneev, Adam Tomasz Matyja, Paolo Giubellino, Martijn Reicher, Paolo Martinengo, S. Bose, Janusz Oleniacz, Y. Berdnikov, Ana Vargas, Artur Krzysztof Szostak, Eva Sicking, Danthasinghe Piyarathna, I. Maldonado Cervantes, Peter Chochula, Philippe Crochet, J. Castillo Castellanos, D. Perrino, J. Zhu, Christophe Pierre Suire, L. Manceau, Z. Conesa del Valle, Y. Sibiriak, Alexandru Florin Dobrin, Nicolas Arbor, Kristjan Herlache Gulbrandsen, V. Kakoyan, Sanjib Muhuri, P. Roy, E. López Torres, Anthony Robert Timmins, Adam Ryszard Kisiel, Joel Anthony Mazer, Giacomo Vito Margagliotti, M. A. Diaz Corchero, Igor Pshenichnov, A. Kolojvari, C. Garabatos, Ilya Selyuzhenkov, M. Hartig, S. Sharma, I. Das, Elena Bruna, Andrey Zarochentsev, M. Lenhardt, Rainer Arno Ernst Renfordt, Roberto Divia, S. Porteboeuf-Houssais, G. Cara Romeo, E. Almaráz Aviña, Laurent Ducroux, D. J. Kim, Juha Äystö, S.A. Sadovsky, N. Novitzky, Malgorzata Anna Janik, Petr Nomokonov, David Michael Rohr, G. Ortona, Klaus Johannes Reygers, Juyeon Yi, Boris Wagner, Chiara Bianchin, Tyler Allen Browning, Johannes Peter Wessels, Costin Grigoras, Leonardo Milano, Takafumi Niida, G. M. Urciuoli, B. H. Han, G. Viesti, Alina Gabriela Grigoras, Jai Samuel Nielsen Salzwedel, J. Rak, Jan Figiel, C. Pajares, A. De Caro, Johan Alme, Luciano Ramello, E. Cruz Alaniz, Yorito Yamaguchi, Bogdan Theodor Rascanu, Yvonne Chiara Pachmayer, Gaute Øvrebekk, P. Di Nezza, Jovan Milosevic, C. A. Marin Tobon, Dario Berzano, J. Kral, Rashmi Raniwala, Mohd Danish Azmi, Isabel Dominguez, Catherine Micaela Silvestre, J. G. Contreras, R. Varma, Z. Vilakazi, M. Masera, Markus Fasel, Y. Vinogradov, L. Valencia Palomo, Christian Claude Kuhn, Claude Andre Pruneau, Vladislav Manko, H. Appelshäuser, Ketil Røed, Roberto Barbera, A. A. Rademakers, Christian Holm Christensen, A. Pulvirenti, S. Serci, M. Estienne, P. G. Innocenti, Peter Malzacher, P. Cerello, I. Garishvili, K. K. Loo, P. L. M. Podesta-Lerma, Anders Garritt Knospe, Zhongbao Yin, Bogdan Vulpescu, Giuseppe Simonetti, L. K. Mangotra, Dominik Fehlker, Oleg Karavichev, S. De Pasquale, L. Montaño Zetina, B. Boyer, A. K. Dutta Majumdar, R. Grajcarek, R. Smakal, Federico Cindolo, Paul Constantin, R. A. Soltz, Sergey Nikolaev, Ralf Peter Averbeck, A. Ahmad Masoodi, T. Horaguchi, Alexandru Bercuci, A. Piccotti, Vladimir Peskov, M. Steinpreis, L. Šándor, D. Tlusty, C. G. Yaldo, E. Fragiacomo, Sabyasachi Siddhanta, R. Romita, Ian Gardner Bearden, Alberto Baldisseri, Antonino Zichichi, Huaqiao Zhang, Philippe Pillot, Ionel Stan, Ajay Kumar Dash, A. Martínez Davalos, L. Cunqueiro, G. Simatovic, Petr Zavada, Deepika Rathee, N. Zaviyalov, Rajeev Singh, B. Rodrigues Fernandes Rabacal, R. P. Scharenberg, Christina Markert, Eugenio Scapparone, I. K. Yoo, L. Cifarelli, Alexander Mamonov, Fengchu Zhou, Bikash Sinha, M. Spyropoulou-Stassinaki, Marcelo Gameiro Munhoz, Valeria Muccifora, Alexey Kuryakin, Melinda Siciliano, N. Grion, N. Herrmann, Alberto Masoni, J. P. Revol, Tuva Ora Herenui Richert, R. Baldini Ferroli, T. S. Räihä, Dmitry Blau, C. Roy, Lijiao Liu, D. S. Hwang, Patrick Simon Reichelt, Raphaelle Marie Bailhache, J. Urban, Ante Bilandzic, Tatsuya Chujo, Vladimir Kaplin, Valery Punin, Marian Krivda, S.A. Zaporozhets, Fiorella Fionda, Sergey Nazarenko, Alexandre Shabetai, Ana Maria Marin, Dayong Wang, S. Jangal, H. León Vargas, Sergey Gorbunov, Frederic Lefevre, R. T. Jimenez Bustamante, Grzegorz Andrzej Wilk, Matthias Richter, Y. Mao, V. Altini, Jaroslav Adam, Adriana Telesca, D. Perini, Marek Kowalski, H. H. Gutbrod, C. Oppedisano, B. Fenton-Olsen, Alessandro Grelli, Betty Abelev, Jeewon Seo, Linda Vickovic, D. Fabris, Ermanno Vercellin, I. S. Zgura, M. A. Lisa, A. Szczepankiewicz, T. Kalliokoski, A. Hayrapetyan, Andrei Ionut Herghelegiu, Heiko Engel, Mikhail Malaev, D. Mayani, J. S. Kim, Xiangrong Zhu, Henner Buesching, J. Thäder, Min Jung Kweon, C. Lara, Brigitte Cheynis, M. Mohisin Khan, I. Berceanu, Borge Svane Nielsen, Hannes Jung, D. R. Gangadharan, Cvetan Valeriev Cheshkov, Antonio Rossi, Gyula Bencedi, G. Herrera Corral, A. Karasu Uysal, S. Kox, G. Hamar, J. H. Kim, L. Leistam, M. Heide, Linus Feldkamp, Andres Sandoval, Rune Langøy, Roberta Arnaldi, D. Vranic, Vitaly Loginov, Federico Ronchetti, Andre Mischke, C. Ivan, A. Jacholkowski, Yongwook Baek, Lawrence Pinsky, M. A. Mazzoni, Artem Konevskikh, B. Ghidini, Haaland, David Dobrigkeit Chinellato, Raphaelle Ichou, J. Bartke, Jochen Klein, F. Bossú, I. Kraus, M. Cherney, Hideki Hamagaki, Gunnar Løvhøiden, K. Bugaiev, Petra Riedler, Maitreyee Mukherjee, S. Navin, Sergey Kiselev, J. S. Real, K. Strabykin, Thomas Michael Cormier, Kenneth Francis Read, Franco Meddi, Pradip Kumar Sahu, M. Krus, Jan Cepila, Dmitry Aleksandrov, S. K. Basu, M. Venaruzzo, C. Søgaard, H. León, Elisa Incani, Anselmo Margotti, Dousatsu Sakata, Peter Glassel, S. L. La Pointe, David H. Evans, Franck Manso, R. N. Singaraju, X. G. Lu, Yasuo Miake, B. S. Chang, A. Rakotozafindrabe, G. Puddu, G. Steyn, R. W. Fearick, Francesco Barile, Cristina Terrevoli, B. Hicks, Barbara Guerzoni, Peter Christiansen, D. Budnikov, Cynthia Marie Hadjidakis, A. Fernández Téllez, Martin Poghosyan, Fabio Filippo Colamaria, Palash Khan, M. C. S. Williams, G.F. Segato, E. Perez Lezama, Arturo Tauro, J. L. Klay, A. R. Reolon, Podist Kurashvili, Y. P. Viyogi, Hege Austrheim Erdal, A. V. Kazantsev, Pietro Cortese, K. Ma, Andreas Morsch, D. I. Patalakha, G. de Cataldo, X. Sanchez Castro, Romualdo Santoro, Gilda Scioli, L. Jancurová, J.A. Mares, P. Zelnicek, Grazia Luparello, Mads Stormo Nilsson, Paraskevi Ganoti, Davide Caffarri, A. Ortiz Velasquez, T. Peitzmann, M. Vajzer, A. Palmeri, Uwe Westerhoff, A. Pesci, M. Veldhoen, Kai Schweda, Alex Hansen, A. Ochirov, Gian Michele Innocenti, Jogender Saini, Håvard Helstrup, Johannes Hendrik Stiller, J. W. Harris, Alessandra Fantoni, E. Quercigh, Angela Badala, P. Ostrowski, E. Nappi, A. Rachevski, T. Antičić, A. Palaha, Richa Gupta, O. Vikhlyantsev, Joakim Nystrand, Fatima Padilla, M. van Leeuwen, Hyungsuk Son, Airton Deppman, I. Kulakov, K. Watanabe, S. Rohni, V. Demanov, A. J. Rubio Montero, C. Baumann, Natalia Kondratyeva, Mateusz Andrzej Ploskon, Siegfried Valentin Foertsch, I. E. Yushmanov, Fabrizio Coccetti, Neetika Sharma, D. Peresunko, Kirill Voloshin, Mikhail Stolpovskiy, Andrew Ivanov, Hans Peter Beck, Constantinos Loizides, Silvia Masciocchi, D. Miśkowiec, Anand Kumar Dubey, Y. Kucheriaev, Alexei Khanzadeev, H. Bøggild, S. K. Pal, Diego Stocco, Csaba Soos, S. Aguilar Salazar, N. van der Kolk, C. E. Pérez Lara, Alexander Borissov, T. Krawutschke, Alla Maevskaya, Trine Spedstad Tveter, Ivan Kisel, M. R. Girard, Antonio Uras, Sidharth Kumar Prasad, Michal Meres, Tiziano Virgili, V. Lenti, Kenta Shigaki, J. D. Tapia Takaki, E. Stenlund, B. Grinyov, Ulrich Fuchs, Michael Linus Knichel, J. Lehnert, M. I. Martínez, Dmitry Mal'kevich, Michal Krelina, Renaud Vernet, C. Klein-Bösing, L. V. Malinina, Sergio Vergara, Lukasz Kamil Graczykowski, R. Janik, M. Kretz, Federico Antinori, Iouri Belikov, Thomas Dietel, J. Bán, J. de Cuveland, A. Casanova Díaz, Filippo Costa, Oliver Busch, R. Kour, D. W. Kim, C. Ceballos Sanchez, Massimiliano Marchisone, A. S. Nyanin, F. Bellini, J. Mlynarz, Hans Muller, D. Emschermann, M. Pachr, Nicola Bianchi, Andrey Reshetin, Filip Krizek, Michal Sumbera, Y. Zoccarato, A. A. P. Suaide, Madan M. Aggarwal, E. Calvo Villar, R. Wan, Stefan Kirsch, Kilian Eberhard Schwarz, Sergey Nikulin, T. C. Awes, Gerardus Nooren, Kyoichiro Ozawa, Ombretta Pinazza, G. Tejeda Muñoz, F. Soramel, Alexis Jean-Michel Mas, Jochen Gerhard, Basanta Kumar Nandi, Svein Lindal, Rishat Sultanov, Kristin Fanebust Hetland, Svetlana Kushpil, Sukalyan Chattopadhyay, Marcello Lunardon, V. Nikolic, Ken Oyama, Claudio Geuna, Meidana Huang, C.J. Schmidt, Stefano Piano, M. Basile, Jean-Yves Grossiord, M. Boccioli, Alexey Kurepin, M. R. Dutta Majumdar, Kathrin Koch, L. Riccati, Evgeny Karpechev, G. Aglieri Rinella, I. León Monzón, Roman Lietava, J. Pujol Teixido, Y. Wang, L. Toscano, Amalia Pop, Rachid Guernane, Gyulnara Eyyubova, I. Lakomov, Imrich Szarka, Nicole Bastid, Daniel Lohner, I. Hřivnáčová, Marian Ivanov, Marco De Petris, Jens Wiechula, Premomoy Ghosh, C. Cicalo, A. Nyatha, C. Cavicchioli, Frederick Kramer, S. Schuchmann, Wladyslaw Henryk Trzaska, Andrea Agostinelli, Gennady Zinovjev, Sadhana Dash, B. K. Srivastava, C. A. Carrillo Montoya, G. Nazarov, Vardanush Papikyan, R. Alfaro Molina, R. Scott, Haijun Yang, Dieter Røhrich, Andrew Marshall Adare, Wisla Carena, Martino Gagliardi, Vladimir Ivanov, Latchezar Betev, J. J. Gaardhøje, Alexey Bogdanov, K. Shtejer, Antonin Maire, Iwona Anna Sputowska, Alessandro Ferretti, Dagmar Adamová, Marco Bregant, G. Stefanek, N. Carlin Filho, Andrei Gheata, R. Gomez, Cenek Zach, Y. Martynov, D. Di Bari, P. T. Hille, Vladimir Nikulin, Maria Haiduc, Motoi Inaba, Jihye Song, I. Cortés Maldonado, S. Esumi, Andrea Alici, G. L. Usai, M. Irfan, Martin Vala, Dai-Mei Zhou, S. U. Chung, Boris Hippolyte, Carlos A. Salgado, Christophe Furget, Jean Willy Andre Cleymans, Volker Lindenstruth, Yves Roland Schutz, C. D. Anson, Stefan Thomas Heckel, J. Mercado Pérez, P. La Rocca, Cristian Andrei, Venelin Anguelov, Nazeer Ahmad, D. De Gruttola, Mihai Petrovici, Bedangadas Mohanty, Henning Kværnø, Jacek Tomasz Otwinowski, M. R. Cosentino, D. Elia, Bernd Stefan Windelband, Varlen Grabski, Néstor Armesto, T.M. Steinbeck, Bongsoo Kim, V. Wagner, B. von Haller, Ankita Goswami, You Zhou, E. G. Ferreiro, Adrian Sevcenco, D. A. Moreira De Godoy, Claudiu Cornel Schiaua, Sandra Moretto, Andrea Danu, P. Ladron de Guevara, Guillaume Batigne, Renu Bala, Christoph Blume, Andrzej Rybicki, Ciprian Mihai Mitu, Jiebin Luo, Rene Brun, L. H. González-Trueba, Giacomo Volpe, Francesco Noferini, E. Dénes, A. I. Pavlinov, Mikhail Ippolitov, J. H. Kang, X. Cai, Davide Falchieri, Michal Broz, Benjamin Donigus, Z. L. Matthews, H. J. Jang, A. Nedosekin, O. Villalobos Baillie, R. A. Ricci, K. Polák, V. P. Kondratiev, T. Breitner, Andrey Vasiliev, Enrico Scomparin, Boris Batyunya, Oleksii Ivanytskyi, Marcel Araujo Silva Figueredo, Anju Bhasin, G. A. Feofilov, A. Baldit, M. Sano, J. Pluta, Evgeny Ryabinkin, M. Zhalov, Maciej Pawel Szymanski, L. Molnar, S. Puchagin, Mikolaj Krzewicki, M. Botje, M. Zynovyev, Raffaele Grosso, D. Truesdale, Dmitry Finogeev, Subhash Singha, S. Böttger, R. Ferretti, V. Pospíšil, Shuaib Ahmad Khan, A. B. Kurepin, Jongik Yoon, Rene Bellwied, Annika Passfeld, M. Rodríguez Cahuantzi, Raimond Snellings, Alberica Toia, Jihyun Bhom, A. M. Gago, Y. J. Kwon, M. Mastromarco, Leonid Vinogradov, Johanna Stachel, E. Crescio, M. Bach, Radiy Ilkaev, F. Blanco, C. Lazzeroni, W. Yu, S. Sano, Evgeny Kryshen, S. H. Kim, Roberto Preghenella, I. Ilkiv, E. Serradilla, M. Bogolyubsky, Silvia Arcelli, Marie Germain, Ulrich Michael Frankenfeld, Maksym Zyzak, Z. Harmanova, P. H. S. Y. Jayarathna, A. G. Agocs, Alexander Vodopyanov, Alexandr Tumkin, J. Ulrich, Krzysztof Redlich, Paolo Camerini, Markus Konrad Kohler, Sami Sakari Rasanen, Sergey Voloshin, Marian Putis, M. Kliemant, Shih-Chang Lee, Teodor Siemiarczuk, Z. Buthelezi, Jana Bielcikova, Sebastian Kalcher, Y. Le Bornec, Bjarte Kileng, S. Beole, A. Vyushin, Peter Zahariev Hristov, Rama Chandra Baral, Peter Graham Jones, A. Musso, Smbat Grigoryan, Rainer Martin Schicker, Andrzej Deloff, D. Felea, J. Book, Helmut Oskar Oeschler, Shingo Sakai, Andre Augustinus, Eleazar Cuautle, Sun Kun Oh, M. Sukhorukov, G. S. Pappalardo, P. G. Kuijer, Y. Hori, Maxime Guilbaud, A. Szanto de Toledo, Rosario Turrisi, D. Hasegan, D. M. Madagodahettige-Don, Jørgen André Lien, Serhiy Senyukov, Edmundo Javier Garcia-Solis, Bastian Bathen, S. Radomski, Luciano Musa, Henrik Qvigstad, Annalisa Mastroserio, M. Morando, Bruno Espagnon, Jan Fiete Grosse-Oetringhaus, Antoine Xavier Lardeux, A. A. Vinogradov, Igor Altsybeev, Seyong Kim, T. Pawlak, G. O.V. de Barros, Ramona Lea, Udo Wolfgang Kebschull, Pascal Dupieux, Andrea Dainese, Sergey Fokin, P. Petrov, Torsten Alt, M. A. Subieta Vásquez, A. Wilk, Federico Carminati, F. Rettig, Marta Verweij, L. Vannucci, Marc Weber, F. Baltasar Dos Santos Pedrosa, G. Conesa Balbastre, Peter Martin Jacobs, Jon Christopher Wikne, Stefania Bufalino, Giacomo Bruno, Michal Petran, D. Hatzifotiadou, Laszlo Boldizsar, J. Takahashi, Enrichetta Maria Fiore, Paola Gianotti, Vito Manzari, Mihaela Gheata, Ara Grigoryan, Ewa Gladysz-dziadus, Kyong Sei Lee, Magnus Mager, W. J. Park, Pietro Antonioli, W. Peryt, M. E. Cotallo, Yu. V. Kharlov, S. Yasnopolskiy, F. Scarlassara, D. P. Mahapatra, Sandro Bjelogrlic, Ajit Kumar Mohanty, Saehanseul Oh, Branislav Sitar, Catia Petta, Kjetil Ullaland, N. De Marco, E. Belmont-Moreno, T. Moon, Francesco Riggi, Panagiota Foka, T. Susa, Mesut Arslandok, Werner Riegler, T.H. Kim, F. Carena, Taku Gunji, Sara Vallero, Sudipan De, Anton Alkin, J. F. Castillo Hernandez, H. Delagrange, T. Dobrowolski, Ionut Christian Arsene, B. Polichtchouk, Michael Wang, P. Kaliňák, D. Silvermyr, Aditya Nath Mishra, Nicolas Bock, D. Caballero Orduna, N. P. Naumov, Paolo Pagano, O. Driga, B. S. Nilsen, B. V.K.S. Potukuchi, C. Guerra Gutierrez, V. Petráček, Ruben Shahoyan, Janka Vrlakova, T.A. Pocheptsov, Tomoya Tsuji, J. L. Charvet, Deepa Thomas, Myunggeun Song, E. Braidot, Alexander Akindinov, P. Gros, Jurgen Schukraft, R. Santo, K. Das, Christian Lippmann, Chiara Zampolli, V. Canoa Roman, A. K. Bhati, L. Luquin, Julien Faivre, T. Aronsson, Nikolai Smirnov, Raphael Noel Tieulent, Djuvsland, Luke David Hanratty, Yu.N. Pestov, Sedat Altinpinar, T. K. Nayak, V. R. Loggins, Panagiotis Christakoglou, Xuan Zhang, G. Koyithatta Meethaleveedu, Philipp Johannes Luettig, Alexander Philipp Kalweit, Olja Dordic, T. P. Sinha, Hanna Paulina Zbroszczyk, H. A. Torii, Toru Sugitate, Michele Floris, M. Gallio, A. Rodriguez Manso
Rok vydání: 2012
Předmět:
Zdroj: Physics Letters B. 712:309-318
ISSN: 0370-2693
Popis: A measurement of the multi-strange Xi(-) and Omega(-) baryons and their antiparticles by the ALICE experiment at the CERN Large Hadron Collider (LHC) is presented for inelastic proton-proton collisions at a centre-of-mass energy of 7 TeV. The transverse momentum (p(T)) distributions were studied at mid-rapidity (vertical bar y vertical bar (+). Baryons and antibaryons were measured as separate particles and we find that the baryon to antibaryon ratio of both particle species is consistent with unity over the entire range of the measurement. The statistical precision of the current data has allowed us to measure a difference between the mean p(T) of Xi(-) ((Xi) over bar)(+) and Omega(-) ((Omega) over bar (+)). Particle yields, mean pi, and the spectra in the intermediate pi range are not well described by the PYTHIA Perugia 2011 tune Monte Carlo event generator, which has been tuned to reproduce the early LHC data. The discrepancy is largest for Omega(-)((Omega) over bar (+)). This PYTHIA tune approaches the pi spectra of Xi(-) and Xi(+) baryons below p(T) 6.0 GeV/c. We also illustrate the difference between the experimental data and model by comparing the corresponding ratios of (Omega(-) +(Omega) over bar (+))/(Xi(-) + Xi(+)) as a function of transverse mass. (C) 2012 CERN. Published by Elsevier B.V. All rights reserved.
Databáze: OpenAIRE