Two-pion Bose-Einstein correlations in pp collisions at sqrt(s)=900 GeV

Autor: Aamodt, K, Abel, N, Abeysekara, U., Abrahantes Quintana, A, Abramyan, A, Adamová, D, Aggarwal, M M, Aglieri Rinella, G, Agocs, A G, Aguilar Salazar, S, Ahammed, Z, Ahmad, A, Ahmad, N, Ahn, S U., Akimoto, R, Akindinov, A, Aleksandrov, D, Alessandro, B, Antolfaro Molina, R, Alici, A, Almaráz Aviña, E, Alme, J, Alt, T, Altini, V, Altinpinar, S, Andrei, C, Andronic, A, Anelli, G, Angelov, V, Anson, C, Anticic, T, Antinori, F, Antinori, S, Antipin, K, Antonczyk, D, Antonioli, P, Anzo, A, Aphecetche, L, Appelshäuser, H, Arcelli, S, Arceo, R, Arend, A, Armesto, N, Arnaldi, R, Aronsson, T, Arsene, I C, Asryan, A, Augustinus, A, Averbeck, R, Awes, T C, Äystö, J, Azmi, M D, Bablok, S, Bach, M, Badalà, A, Baek, Y W, Bagnasco, S, Bailhache, R, Bala, R, Baldisseri, A, Baldit, A, Bán, J, Barbera, R, Barnaföldi, G G, Barnby, L S, Barret, V, Bartke, J, Barile, F, Basile, M, Basmanov, V, Bastid, N, Bathen, B, Batigne, G, Batyunya, B, Baumann, C, Bearden, I G, Becker, B, Belikov, I, Bellwied, R, Belmont-Moreno, E, Belogianni, A, Benhabib, L, Beole, S, Berceanu, I, Bercuci, A, Berdermann, E, Berdnikov, Y, Betev, L, Bhasin, A, Bhati, A K, Bianchi, L, Bianchi, N, Bianchin, C, Bielcík, J, Bielcíková, J, Bilandzic, A, Bimbot, L, Biolcati, E, Blanc, A, Blanco, F, Blau, D, Blume, C, Boccioli, M, Bock, N, Bogdanov, A, Bøggild, H, Bogolyubsky, M, Bohm, J, Boldizsár, L, Bombara, M, Bombonati, C, Bondila, M, Borel, H, Borisov, A, Bortolin, C, Bose, S, Bosisio, L, Bossú, F, Botje, M, Böttger, S, Bourdaud, G, Boyer, B, Braun, M, Braun-Munzinger, P, Bravina, L, Bregant, M, Breitner, T, Bruckner, G, Brun, R, Bruna, E, Bruno, G E, Budnikov, D, Buesching, H, Buncic, P, Busch, O, Buthelezi, Z, Caffarri, D, Cai, X, Caines, H, Calvo, E, Camacho, E, Camerini, P, Campbell, M, Canoa Roman, V, Capitani, G P, Cara Romeo, G, Carena, F, Carena, W, Carminati, F, Casanova Díaz, A, Caselle, M, Castillo Castellanos, J, Castillo Hernandez, J F, Catanescu, V, Cattaruzza, E, Cavicchioli, C, Cerello, P, Chambert, V, Chang, B, Chapeland, S, Charpy, A, Charvet, J L, Chattopadhyay, S, Cherney, M, Cheshkov, C, Cheynis, B, Chiavassa, E, Chibante Barroso, V, Chinellato, D D, Chochula, P, Choi, K, Chojnacki, M, Christakoglou, P, Christensen, C H, Christiansen, P, Chujo, T, Chuman, F, Cicalo, C, Cifarelli, L, Cindolo, F, Cleymans, J, Cobanoglu, O, Coffin, J P, Coli, S, Colla, A, Conesa Balbastre, G, Conesa del Valle, Z, Conner, E S, Constantin, P, Contin, G, Contreras, J G, Corrales Morales, Y, Cormier, T M, Cortese, P, Cortés Maldonado, I, Cosentino, M R, Costa, F, Cotallo, M E, Crescio, E, Crochet, P, Cuautle, E, Cunqueiro, L, Cussonneau, J, Dainese, A, Dalsgaard, H H, Danu, A, Das, I, Dash, A, Dash, S, de Barros, G O V, De Caro, A, de Cataldo, G, de Cuveland, J, De Falco, A, De Gaspari, M, de Groot, J, De Gruttola, D, De Marco, N, De Pasquale, S, De Remigis, R, de Rooij, R, de Vaux, G, Delagrange, H, Delgado, Y, Dellacasa, G, Deloff, A, Demanov, V, Dénes, E, Deppman, A, D'Erasmo, G, Derkach, D, Devaux, A, Di Bari, D, Di Giglio, C, Di Liberto, S, Di Mauro, A, Di Nezza, P, Dialinas, M, Díaz, L, Díaz, R, Dietel, T, Divià, R, Djuvsland, Ø, Dobretsov, V, Dobrin, A, Dobrowolski, T, Dönigus, B, Domínguez, I, Dordic, O, Dubey, A K, Dubuisson, J, Ducroux, L, Dupieux, P, Dutta Majumdar, A K, Dutta Majumdar, M R, Elia, D, Emschermann, D, Enokizono, A, Espagnon, B, Estienne, M, Esumi, S, Evans, D, Evrard, S, Eyyubova, G, Fabjan, C W, Fabris, D, Faivre, J, Falchieri, D, Fantoni, A, Fasel, M, Fateev, O, Fearick, R, Fedunov, A, Fehlker, D, Fekete, V, Felea, D, Fenton-Olsen, B, Feofilov, G, Fernández Téllez, A, Ferreiro, E G, Ferretti, A, Ferretti, R, Figueredo, M A S, Filchagin, S, Fini, R, Fionda, F M, Fiore, E M, Floris, M, Fodor, Z, Foertsch, S, Foka, P, Fokin, S, Formenti, F, Fragiacomo, E, Fragkiadakis, M, Frankenfeld, U., Frolov, A, Fuchs, U., Furano, F, Furget, C, Fusco Girard, M, Gaardhøje, J J, Gadrat, S, Gagliardi, M, Gago, A, Gallio, M, Ganoti, P, Ganti, M S, Garabatos, C, García Trapaga, C, Gebelein, J, Gemme, R, Germain, M, Gheata, A, Gheata, M, Ghidini, B, Ghosh, P, Giraudo, G, Giubellino, P, Gladysz-Dziadus, E, Glasow, R, Glässel, P, Glenn, A, Gomez Jiménez, R, González Santos, H, González-Trueba, L H, González-Zamora, P, Gorbunov, S, Gorbunov, Y, Gotovac, S, Gottschlag, H, Grabski, V, Grajcarek, R, Grelli, A, Grigoras, A, Grigoras, C, Grigoriev, V, Grigoryan, A, Grigoryan, S, Grinyov, B, Grion, N, Gros, P, Grosse-Oetringhaus, J F, Grossiord, J Y, Grosso, R, Guber, F, Guernane, R, Guerra, C, Guerzoni, B, Gulbrandsen, K, Gulkanyan, H, Gunji, T, Gupta, A, Gupta, R, Gustafsson, H A, Gutbrod, H, Haaland, Ø, Hadjidakis, C, Haiduc, M, Hamagaki, H, Hamar, G, Hamblen, J, Han, B H, Harris, J W, Hartig, M, Harutyunyan, A, Hasch, D, Hasegan, D, Hatzifotiadou, D, Hayrapetyan, A, Heide, M, Heinz, M, Helstrup, H, Herghelegiu, A, Hernández, C, Herrera Corral, G, Herrmann, N, Hetland, K F, Hicks, B, Hiei, A, Hille, P T, Hippolyte, B, Horaguchi, T, 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Přispěvatelé: Laboratoire SUBATECH Nantes (SUBATECH), Mines Nantes (Mines Nantes)-Université de Nantes (UN)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Institut de Recherches sur les lois Fondamentales de l'Univers (IRFU), Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université Paris-Saclay, Laboratoire de Physique Corpusculaire - Clermont-Ferrand (LPC), Université Blaise Pascal - Clermont-Ferrand 2 (UBP)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Institut de Physique Nucléaire d'Orsay (IPNO), Université Paris-Sud - Paris 11 (UP11)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Institut de Physique Nucléaire de Lyon (IPNL), Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Laboratoire de Physique Subatomique et de Cosmologie (LPSC), Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Institut Polytechnique de Grenoble - Grenoble Institute of Technology-Centre National de la Recherche Scientifique (CNRS), ALICE, Institut de Physique des 2 Infinis de Lyon (IP2I Lyon), Université de Lyon-Université de Lyon-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS)-Université Claude Bernard Lyon 1 (UCBL), Centre National de la Recherche Scientifique (CNRS)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université de Nantes (UN)-Mines Nantes (Mines Nantes), Centre National de la Recherche Scientifique (CNRS)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Paris-Sud - Paris 11 (UP11), Centre National de la Recherche Scientifique (CNRS)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3), Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Institut Polytechnique de Grenoble - Grenoble Institute of Technology-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Joseph Fourier - Grenoble 1 (UJF)-Centre National de la Recherche Scientifique (CNRS), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Centre National de la Recherche Scientifique (CNRS)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Centre National de la Recherche Scientifique (CNRS)
Jazyk: angličtina
Rok vydání: 2010
Předmět:
Zdroj: Physical Review D
Physical Review D, 2010, 82, pp.052001. ⟨10.1103/PhysRevD.82.052001⟩
Physical Review D, American Physical Society, 2010, 82, pp.052001. ⟨10.1103/PhysRevD.82.052001⟩
ISSN: 1550-7998
1550-2368
Popis: We report on the measurement of two-pion correlation functions from pp collisions at $\sqrt{s}=900$ GeV performed by the ALICE experiment at the Large Hadron Collider. Our analysis shows an increase of the HBT radius with increasing event multiplicity, in line with other measurements done in particle- and nuclear collisions. Conversely, the strong decrease of the radius with increasing transverse momentum, as observed at RHIC and at Tevatron, is not manifest in our data.
Comment: 13 pages, 6 captioned figures, 4 tables, published version, figures at http://aliceinfo.cern.ch/ArtSubmission/node/3900
Databáze: OpenAIRE