학술논문

Prompt K_short production in pp collisions at sqrt(s)=0.9 TeV
Document Type
Working Paper
Author
LHCb CollaborationAaij, R.Beteta, C. AbellanAdeva, B.Adinolfi, M.Adrover, C.Affolder, A.Agari, M.Ajaltouni, Z.Albrecht, J.Alessio, F.Alexander, M.Alfonsi, M.Cartelle, P. AlvarezAlves Jr, A. A.Amato, S.Amhis, Y.Amoraal, J.Anderson, J.Nobrega, R. AntunesAppleby, R.Gutierrez, O. AquinesArefyev, A.Arrabito, L.Artuso, M.Aslanides, E.Auriemma, G.Bachmann, S.Bagaturia, Y.Bailey, D. S.Balagura, V.Baldini, W.Barber, G.Barham, C.Barlow, R. J.Barsuk, S.Basiladze, S.Bates, A.Bauer, C.Bauer, Th.Bay, A.Bediaga, I.Bellunato, T.Belous, K.Belyaev, I.Benayoun, M.Bencivenni, G.Bernet, R.Bernhard, R. P.Bettler, M. -O.van Beuzekom, M.Bibby, J. H.Bifani, S.Bizzeti, A.Bjørnstad, P. M.Blake, T.Blanc, F.Blanks, C.Blouw, J.Blusk, S.Bobrov, A.Bocci, V.Bochin, B.Bonaccorsi, E.Bondar, A.Bondar, N.Bonivento, W.Borghi, S.Borgia, A.Bos, E.Bowcock, T. J. V.Bozzi, C.Brambach, T.Brand, J. van denBrarda, L.Bressieux, J.Brisbane, S.Britsch, M.Brook, N. H.Brown, H.Brusa, S.Büchler-Germann, A.Bursche, A.Buytaert, J.Cadeddu, S.Carvajal, J. M. CaicedoCallot, O.Calvi, M.Gomez, M. CalvoCamboni, A.Cameron, W.Camilleri, L.Campana, P.Carbone, A.Carboni, G.Cardinale, R.Cardini, A.Carroll, J.Carson, L.Akiba, K. CarvalhoCasse, G.Cattaneo, M.Chadaj, B.Charles, M.Charpentier, Ph.Cheng, J.Chiapolini, N.Chlopik, A.Christiansen, J.Ciambrone, P.Vidal, X. CidClark, P. J.Clarke, P. E. L.Clemencic, M.Cliff, H. V.Closier, J.Coca, C.Coco, V.Cogan, J.Collins, P.Comerma-Montells, A.Constantin, F.Conti, G.Contu, A.Cooke, P.Coombes, M.Corajod, B.Corti, G.Cowan, G. A.Currie, R.D'Almagne, B.D'Ambrosio, C.D'Antone, I.Da Silva, W.Dane', E.David, P.De Bonis, I.De Capua, S.De Cian, M.De Lorenzi, F.De Miranda, J. M.De Paula, L.De Simone, P.Decamp, D.Decreuse, G.Degaudenzi, H.Deissenroth, M.Del Buono, L.Densham, C. J.Deplano, C.Deschamps, O.Dettori, F.Dickens, J.Dijkstra, H.Dima, M.Donleavy, S.Dornan, P.Dossett, D.Dovbnya, A.Dumps, R.Dupertuis, F.Dwyer, L.Dzhelyadin, R.Eames, C.Easo, S.Egede, U.Egorychev, V.Eidelman, S.van Eijk, D.Eisele, F.Eisenhardt, S.Eklund, L.d'Enterria, D. G.Pereira, D. EsperanteEstève, L.Fanchini, E.Färber, C.Fardell, G.Farinelli, C.Farry, S.Fave, V.Felici, G.Albor, V. FernandezFerro-Luzzi, M.Filippov, S.Fitzpatrick, C.Flegel, W.Fontanelli, F.Forti, C.Forty, R.Fournier, C.Franek, B.Frank, M.Frei, C.Frosini, M.Pazos, J. L. FungueirinoFurcas, S.Torreira, A. GallasGalli, D.Gandelman, M.Gandini, P.Gao, Y.Garnier, J-C.Garrido, L.Gascon, D.Gaspar, C.Cue, A. Gaspar De ValenzuelaGassner, J.Gauvin, N.Gavillet, P.Gersabeck, M.Gershon, T.Ghez, Ph.Gibson, V.Gilitsky, Yu.Gligorov, V. V.Göbel, C.Golubkov, D.Golutvin, A.Gomes, A.Gong, G.Gong, H.Gordon, H.Gándara, M. GrabalosaGracco, V.Diaz, R. GracianiCardoso, L. A. GranadoGraugés, E.Graziani, G.Grecu, A.Gregson, S.Guerrer, G.Gui, B.Gushchin, E.Guz, Yu.Guzik, Z.Gys, T.Haefeli, G.Haines, S. C.Hampson, T.Hansmann-Menzemer, S.Harji, R.Harnew, N.Harrison, P. F.He, J.Hennessy, K.Henrard, P.Morata, J. A. Hernandovan Herwijnen, E.Hicheur, A.Hicks, E.Hilke, H. J.Hofmann, W.Holubyev, K.Hopchev, P.Hulsbergen, W.Hunt, P.Huse, T.Huston, R. S.Hutchcroft, D.Iacoangeli, F.Iakovenko, V.Escudero, C. IglesiasIlgner, C.Imong, J.Jacobsson, R.Hussein, M. JahjahJamet, O.Jans, E.Jansen, F.Jaton, P.Jean-Marie, B.John, M.Johnson, D.Jones, C. R.Jost, B.Kapusta, F.Karbach, T. M.Kashchuk, A.Katvars, S.Keaveney, J.Kerzel, U.Ketel, T.Keune, A.Khalil, S.Khanji, B.Kim, Y. M.Knecht, M.Koblitz, S.Konoplyannikov, A.Koppenburg, P.Korolev, M.Kozlinskiy, A.Kravchuk, L.Kristic, R.Krocker, G.Krokovny, P.Kruse, F.Kruzelecki, K.Kucharczyk, M.Kudryashov, I.Kukulak, S.Kumar, R.Kvaratskheliya, T.La Thi, V. N.Lacarrere, D.Lai, A.Lambert, R. W.Lanfranchi, G.Langenbruch, C.Latham, T.Gac, R. LeLees, J. -P.Lefèvre, R.Leflat, A.Lefrançois, J.Lehner, F.Lenzi, M.Leroy, O.Lesiak, T.Li, L.Li, Y. Y.Gioi, L. LiLibby, J.Lieng, M.Lindner, R.Lindsey, S.Linn, C.Liu, B.Liu, G.Löchner, S.Lopes, J. H.Asamar, E. LopezLopez-March, N.Loveridge, P.Luisier, J.M'charek, B.Machefert, F.Machikhiliyan, I. V.Maciuc, F.Maev, O.Magnin, J.Maier, A.Malde, S.Mamunur, R. M. D.Manca, G.Mancinelli, G.Mangiafave, N.Marconi, U.Märki, R.Marks, J.Martellotti, G.Martens, A.Martin, L.Santos, D. MartinezMassaferri, A.Mathe, Z.Matteuzzi, C.Matveev, V.Maurice, E.Maynard, B.Mazurov, A.McGregor, G.McNulty, R.Mclean, C.Merk, M.Merkel, J.Merkin, M.Messi, R.Metlica, F. C. D.Miglioranzi, S.Minard, M. -N.Moine, G.Monteil, S.Moran, D.Morant, J.Morris, J. V.Moscicki, J.Mountain, R.Mous, I.Muheim, F.Muresan, R.Murtas, F.Muryn, B.Musy, M.Mylroie-Smith, J.Naik, P.Nakada, T.Nandakumar, R.Nardulli, J.Nawrot, A.Nedos, M.Needham, M.Neufeld, N.Neustroev, P.Nicol, M.Nicolas, L.Nies, S.Niess, V.Nikitin, N.Noor, A.Oblakowska-Mucha, A.Obraztsov, V.Oggero, S.Okhrimenko, O.Oldeman, R.Orlandea, M.Ostankov, A.Palacios, J.Palutan, M.Panman, J.Papadelis, A.Papanestis, A.Pappagallo, M.Parkes, C.Parkinson, C. J.Passaleva, G.Patel, G. D.Patel, M.Paterson, S. K.Patrick, G. N.Patrignani, C.Pauna, E.Pauna, C.Pavel, C.Alvarez, A. PazosPellegrino, A.Penso, G.Altarelli, M. PepePerazzini, S.Perego, D. L.Trigo, E. PerezYzquierdo, A. Pérez-CaleroPerret, P.Pessina, G.Petrella, A.Petrolini, A.Olloqui, E. PicatosteValls, B. PiePiedigrossi, D.Pietrzyk, B.Pinci, D.Playfer, S.Casasus, M. PloPoli-Lener, M.Polok, G.Poluektov, A.Polycarpo, E.Popov, D.Popovici, B.Poss, S.Potterat, C.Powell, A.Pozzi, S.Pree, T. duPugatch, V.Navarro, A. PuigQian, W.Rademacker, J. H.Rakotomiaramanana, B.Raniuk, I.Raven, G.Redford, S.Reece, W.Reis, A. C. dosRicciardi, S.Riera, J.Rinnert, K.Romero, D. A. RoaRobbe, P.Rodrigues, E.Rodrigues, F.Cobo, C. RodriguezPerez, P. RodriguezRogers, G. J.Romanovsky, V.Sanabria, E. RondanRosello, M.Rospabe, G.Rouvinet, J.Roy, L.Ruf, T.Ruiz, H.Rummel, C.Rusinov, V.Sabatino, G.Silva, J. J. SaboridoSagidova, N.Sail, P.Saitta, B.Sakhelashvili, T.Salzmann, C.Varela, A. SambadeSannino, M.Santacesaria, R.Santinelli, R.Santovetti, E.Sapunov, M.Sarti, A.Satriano, C.Satta, A.Savidge, T.Savrie, M.Savrina, D.Schaack, P.Schiller, M.Schleich, S.Schmelling, M.Schmidt, B.Schneider, O.Schneider, T.Schopper, A.Schune, M. -H.Schwemmer, R.Sciubba, A.Seco, M.Semennikov, A.Senderowska, K.Serra, N.Serrano, J.Shao, B.Shapkin, M.Shapoval, I.Shatalov, P.Shcheglov, Y.Shears, T.Shekhtman, L.Shevchenko, V.Shires, A.Sigurdsson, S.Simioni, E.Skottowe, H. P.Skwarnicki, T.Smale, N.Smith, A.Smith, A. C.Smith, N. A.Sobczak, K.Soler, F. J. P.Solomin, A.Somogy, P.Soomro, F.De Paula, B. SouzaSpaan, B.Sparkes, A.Spiridenkov, E.Spradlin, P.Srednicki, A.Stagni, F.Stahl, S.Steiner, S.Steinkamp, O.Stenyakin, O.Stoica, S.Stone, S.Storaci, B.Straumann, U.Styles, N.Szczekowski, M.Szczypka, P.Szumlak, T.T'Jampens, S.Tarkovskiy, E.Teodorescu, E.Terrier, H.Teubert, F.Thomas, C.Thomas, E.van Tilburg, J.Tisserand, V.Tobin, M.Topp-Joergensen, S.Tran, M. T.Traynor, S.Trunk, U.Tsaregorodtsev, A.Tuning, N.Ukleja, A.Ullaland, O.Uwer, U.Vagnoni, V.Valenti, G.Van Lysebetten, A.Gomez, R. VazquezRegueiro, P. VazquezVecchi, S.Velthuis, J. J.Veltri, M.Vervink, K.Viaud, B.Videau, I.Vieira, D.Vilasis-Cardona, X.Visniakov, J.Vollhardt, A.Volyanskyy, D.Voong, D.Vorobyev, A.Vorobyev, An.Voss, H.Wacker, K.Wandernoth, S.Wang, J.Ward, D. R.Webber, A. D.Websdale, D.Whitehead, M.Wiedner, D.Wiggers, L.Wilkinson, G.Williams, M. P.Williams, M.Wilson, F. F.Wishahi, J.Witek, M.Witzeling, W.Woodward, M. L.Wotton, S. A.Wyllie, K.Xie, Y.Xing, F.Yang, Z.Smit, G. YbelesYoung, R.Yushchenko, O.Zeng, M.Zhang, L.Zhang, Y.Zhelezov, A.Zverev, E.
Source
Phys.Lett.B693:69-80,2010
Subject
High Energy Physics - Experiment
Language
Abstract
The production of K_short mesons in pp collisions at a centre-of-mass energy of 0.9 TeV is studied with the LHCb detector at the Large Hadron Collider. The luminosity of the analysed sample is determined using a novel technique, involving measurements of the beam currents, sizes and positions, and is found to be 6.8 +/- 1.0 microbarn^-1. The differential prompt K_short production cross-section is measured as a function of the K_short transverse momentum and rapidity in the region 0 < pT < 1.6 GeV/c and 2.5 < y < 4.0. The data are found to be in reasonable agreement with previous measurements and generator expectations.
Comment: 6+18 pages, 6 figures, updated author list