학술논문

Transverse momentum spectra of charged particles in proton-proton collisions at root s=900 GeV with ALICE at the LHC
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Aamodt, K.Abel, N.Abeysekara, U.Abrahantes Quintana, A.Abramyan, A.Adamova, D.Aggarwal, M. M.Rinella, G. AglieriAgocs, A. G.Aguilar Salazar, S.Ahammed, Z.Ahmad, A.Ahmad, N.Ahn, S. U.Akimoto, R.Akindinov, A.Aleksandrov, D.Alessandro, B.Alfaro Molina, R.Alici, A.Almaraz Avina, 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.Appelshaeuser, 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.Aysto, J.Azmi, M. D.Bablok, S.Bach, M.Badala, A.Baek, Y. W.Bagnasco, S.Baihache, R.Bala, R.Baldisseri, A.Baldit, A.Ban, J.Barbera, R.Barnafoeldi, G. G.Barnby, L.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.Bielcik, J.Bielcikova, J.Bilandzic, A.Bimbot, L.Biolcati, E.Blanc, A.Blanco, F.Blau, D.Blume, C.Boccioli, M.Bock, N.Bogdanov, A.Boggild, H.Bogolyubsky, M.Bohm, J.Boldizsar, L.Bombara, M.Bombonati, C.Bondila, M.Borel, H.Borisov, A.Bortolin, C.Bose, S.Bosisio, L.Bossu, F.Botje, M.Boettger, S.Bourdaud, G.Boyer, B.Braun, M.Braun-Munzinger, R.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.Roman, V. CanoaCapitani, G. P.Romeo, G. CaraCarena, F.Carena, W.Carminati, F.Diaz, A. CasanovaCaselle, M.Castellanos, J. CastilloHernandez, J. F. CastilloCatanescu, 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.Barroso, V. ChibanteChinellato, D. D.Chochula, P.Choi, K.Chojnacki, M.Christakoglou, P.Christensen, C. H.Christiansen, PeterChujo, T.Chuman, F.Cicalo, C.Cifarelli, L.Cindolo, F.Cleymans, J.Cobanoglu, O.Coffin, J. -P.Coli, S.Colla, A.Balbastre, G. Conesadel Valle, Z. ConesaConner, E. S.Constantin, P.Contin, G.Contreras, J. G.Morales, Y. CorralesCormier, T. M.Cortese, P. R.Cortes 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.Denes, 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.Diaz, L.Diaz, R.Dietel, T.Divia, R.Djuvsland, O.Dobretsov, V.Dobrin, AlexandruDobrowolski, T.Doenigus, B.Dominguez, I.Don, D. M. M.Dordic, O.Dubey, A. K.Dubuisson, J.Ducroux, L.Dupieux, P.Majumdar, A. K. DuttaMajumdar, M. R. DuttaElia, 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.Fernandez Tellez, A.Ferreiro, E. G.Ferretti, A.Ferretti, R.Figueredo, M. A. S.Filchagin, S.Fini, R.Fionda, F. M.Fiore, E. 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Source
Physics Letters. Section B: Nuclear, Elementary Particle and High-Energy Physics. 693(2):53-68
Subject
Transverse momentum
PYTHIA
900 GeV
LHC
pp
ALICE
Naturvetenskap
Fysik
Subatomär fysik
Natural Sciences
Physical Sciences
Subatomic Physics
Language
English
ISSN
0370-2693
Abstract
The inclusive charged particle transverse momentum distribution is measured in proton-proton collisions at root s = 900 GeV at the LHC using the ALICE detector. The measurement is performed in the central pseudorapidity region (vertical bar eta vertical bar < 0.8) over the transverse momentum range 0.15 < p(T) < 10 GeV/c. The correlation between transverse momentum and particle multiplicity is also studied. Results are presented for inelastic (INEL) and non-single-diffractive (NSD) events. The average transverse momentum for vertical bar eta vertical bar < 0.8 is < p(T)>(INEL) = 0.483 +/- 0.001 (stat.) +/- 0.007 (syst.) GeV/c and < p(T)>(NSD) = 0.489 +/- 0.001 (stat.) +/- 0.007 (syst.) GeV/c, respectively. The data exhibit a slightly larger < p(T)> than measurements in wider pseudorapidity intervals. The results are compared to simulations with the Monte Carlo event generators PYTHIA and PHOJET. (C) 2010 Published by Elsevier B.V.