Title: | Transverse-momentum and pseudorapidity distributions of charged hadrons in pp collisions at √s=7 TeV |
Authors: | Khachatryan, V Sirunyan, AM Tumasyan, A Adam, W Bergauer, T Dragicevic, M Ero, J Fabjan, C Friedl, M Fruhwirth, R Ghete, VM Organtini, G Covarelli, R Tkaczyk, S Uplegger, L Vaandering, EW Vidal, R Karjavin, V Whitmore, J Wu, W Yumiceva, F Bandurin, D Palma, A Wood, D Maguire, C Yun, JC Acosta, D Avery, P Cure, B Moreno, BG Bourilkov, D Favart, D Chen, M Pandolfi, F Di Giovanni, GP Zhang, J Dobur, D Drozdetskiy, A Melo, A Field, RD Fu, Y Furic, IK Gartner, J Dahms, T Paramatti, R Kozlov, G Kim, B Anastassov, A Rios, AAO Klimenko, S Konigsberg, J Korytov, A Orsini, L Kotov, K Kropivnitskaya, A Rahatlou, S Kypreos, T Matchev, K Lanev, A Lecoq, P Mitselmakher, G De Roeck, A Pakhotin, Y Gomez, JP Oliveros, AFO Prescott, C Amapane, N Sheldon, P Remington, R Schmitt, M Scurlock, B Dasu, S Azzolini, V Sellers, P Wang, D Yelton, J Elliott-Peisert, A Arcidiacono, R Zakaria, M Ceron, C Gaultney, V Velkovska, J Sanabria, JC Kubik, A Kramer, L Moisenz, P Lebolo, LM Linn, S Aguilar-Benitez, M Markowitz, P Martinez, G Mesa, D Funk, W Rodriguez, JL Adams, T Ofierzynski, RA Gerbaudo, D Arenton, MW Palichik, V Argiro, S Askew, A Chen, J Godinovic, N Diamond, B Gleyzer, SV Haas, J Hagopian, S Pozdnyakov, A Hagopian, V Gaddi, A Ryckbosch, D Jenkins, M Perelygin, V Balazs, M Johnson, KF Prosper, H Sekmen, S Veeraraghavan, V Lelas, D Schmitt, M Baarmand, MM Rudolph, M Yoon, AS Guragain, S Hohlmann, M Kalakhety, H Shmatov, S Souza, MHG Kinnunen, R Mermerkaya, H Ralich, R Vodopiyanov, I Matveev, V Arneodo, M Adams, MR Anghel, IM Apanasevich, L Lelas, K Bazterra, VE Smirnov, V Betts, RR Callner, J Buehler, M Gennai, S de Barbaro, P Bolton, T Stoynev, S Cavanaugh, R Dragoiu, C Garcia-Solis, EJ Gerber, CE Hofman, DJ Khalatian, S Volodko, A Lacroix, F Moortgat, F Kasieczka, G Plestina, R Velasco, M Conetti, S Shabalina, E Gerwig, H Smoron, A Strom, D Varelas, N Akgun, U Biino, C Tauscher, L Albayrak, EA Bilki, B Rykaczewski, H Cankocak, K Clarida, W Cox, B Duru, F Polic, D Gigi, D Botta, C Lae, CK McCliment, E Zarubin, A Merlo, JP Won, S Mestvirishvili, A Moeller, A Nachtman, J Newsom, CR Hirosky, R Cartiglia, N Norbeck, E Olson, J Onel, Y Gill, K Bondar, N Antonelli, L Puljak, I Ozok, F Sen, S Wetzel, J Castello, R Yetkin, T Yi, K Ledovskoy, A Barnett, BA Blumenfeld, B Bonato, A Berry, D Giammanco, A Eskew, C Giordano, D Costa, M Fehling, D Antunovic, Z Giurgiu, G Gritsan, AV Guo, ZJ Perez, E Hu, G Dutta, S Maksimovic, P Goulianos, K Maestre, JA Rappoccio, S Swartz, M Tran, NV Glege, F Whitbeck, A Baringer, P Dzelalija, M Bean, A Leonidopoulos, C Neu, C Vanlaer, P Demaria, N Benelli, G Hildreth, M Jessop, C Halyo, V Pashenkov, A Karmgard, DJ Kolb, J Kolberg, T Lannon, K Lynch, S Golovtsov, V Tsiakkouri, D Marinelli, N Kortelainen, MJ Morse, DM Ivanov, Y Da Costa, EM Theofilatos, K Ruchti, R Slaunwhite, J Valls, N Vorobyev, A Warchol, J Wayne, M Ziegler, J Bylsma, B Durkin, LS Yohay, R Efron, J Zinonos, Z Moreno, SC Toropin, A Graziano, A Gu, J Gray, L Grogg, KS Krammer, M Pfeiffer, A Grothe, M Brigljevic, V Hall-Wilton, R Herndon, M Klabbers, P Mariotti, C Klukas, J Lourenco, C Lanaro, A Lazaridis, C Lampen, T Leonard, J Macpherson, A Chakaberia, I Lomidze, D Pierini, M Marone, M Loveless, R Mohapatra, A Polese, G Meschi, E Reeder, D Savin, A Smith, WH Swanson, J Ivanov, A Weinberg, M Demina, R Mahmoud, M Lassila-Perini, K Onengut, G de Troconiz, JF Pimia, M Troitsky, S CMS Collaboration Lehti, S Linden, T Kaadze, K Thyssen, F Mikulec, I Luukka, P Maenpaa, T Jones, J Tuominen, E Tuominiemi, J Tuovinen, E Epshteyn, V Ungaro, D Hammer, J Nardulli, A Maravin, Y Wendland, L Banzuzi, K Korpela, A Tuuva, T Pernicka, M Laird, E Sillou, D Besancon, M Gavrilov, V Maselli, S Dejardin, M Shrestha, S Denegri, D Descamps, J Martins, CD Fabbro, B Faure, JL Ferri, F Ganjour, S Pegna, DL Zumerle, G Migliore, E Gentit, FX Hollar, J Svintradze, I Rohringer, H Givernaud, A Gras, P de Monchenault, GH Jarry, P Racz, A Locci, E Mila, G Malcles, J Marionneau, M Marlow, D Gowdy, S Ilina, N Millischer, L Rander, J Rosowsky, A Schofbeck, R Rousseau, D Halkiadakis, E Titov, M Verrecchia, P Rolandi, G Baffioni, S Wan, Z Bianchini, L Kaftanov, V Medvedeva, T Bluj, M Broutin, C Zanetti, M Busson, P Charlot, C Dobrzynski, L Strauss, J Elgammal, S Kim, V de Cassagnac, RG Rovelli, C Kossov, M Haguenauer, M Monaco, V Mooney, M Kalinowski, A Mine, P Paganini, P Sabes, D Sirois, Y Gronberg, J Thiebaux, C Zabi, A Taurok, A Musich, M Ibarguen, HAS Krokhotin, A Agram, JL Rovere, M Olsen, J Besson, A Bloch, D Gollapinni, S Bodin, D Brom, JM Obertino, MM Cardaci, M Conte, E Drouhin, F Kuleshov, S Ferro, C Fontaine, JC Teischinger, F Piroue, P Lange, D Ryjov, V Pastrone, N Gele, D Goerlach, U Greder, S Juillot, P Karim, M De Araujo, FTD Le Bihan, AC Mikami, Y Speck, J Wright, D Pelliccioni, M Van Hove, P Stickland, D Fassi, F Sakulin, H Waltenberger, W Mercier, D Baty, C Lungu, G Beaupere, N Bedjidian, M Flacher, H Duric, S Bondu, O Boudoul, G Boumediene, D Maki, T Brun, H Chanon, N Schaefer, C Chierici, R Oulianov, A Baesso, P Romero, A Walzel, G Baden, D Contardo, D Depasse, P El Mamouni, H Fay, J Gascon, S Tully, C Ille, B Kurca, T Ruspa, M Le Grand, T Safronov, G Boutemeur, M Cuevas, J Schwick, C Lethuillier, M Mirabito, L Widl, E Perries, S Tosi, S Nessi-Tedaldi, F Hektor, A Tschudi, Y Verdier, P Eno, SC Semenov, S Xiao, H Roinishvili, V Anagnostou, G Segoni, I Edelhoff, M Tytgat, M Feld, L Heracleous, N Wulz, CE Werner, JS Ferencek, D Hindrichs, O Shreyber, I Jussen, R Klein, K Merz, J Hegner, B Mohr, N Ostapchuk, A Sharma, A Perieanu, A Raupach, F Hadley, NJ Sammet, J Zuranski, A Stolin, V Schael, S Tam, J Mossolov, V Sprenger, D Weber, H Weber, M Wittmer, B Actis, O Levchenko, P De Souza, SF Ata, M Bender, W Arce, P Lemaitre, V Acosta, JG Biallass, P Erdmann, M Frangenheim, J Shumeiko, N Hebbeker, T Guiducci, L Hinzmann, A Hoepfner, K Sacchi, R Hof, C Siegrist, P Linares, EC Vlasov, E Kirsch, M Huang, XT Klimkovich, T Kreuzer, P Kellogg, RG Lanske, D Solano, A Magass, C Merschmeyer, M Gonzalez, JS Meyer, A Papacz, P Zhokin, A Pieta, H Simon, M Lopez, A Gunthoti, K Staiano, A Reithler, H Schmitz, SA Sonnenschein, L Sowa, M Steggemann, J Teyssier, D Zeidler, C Boos, E Benucci, L Bontenackels, M Berzano, U Trocino, D Kirn, M Davids, M Mendez, H Sphicas, P Duda, M Flugge, G Geenen, H Giffels, M Ahmad, WH Dubinin, M Pereira, AV Heydhausen, D Mignerey, A Kress, T Kuessel, Y Ceard, L Oliveros, S Linn, A Spiga, D Nowack, A Perchalla, L Ambroglini, F Pooth, O Mesropian, C Rossato, K Sauerland, P Stahl, A Thomas, M Tornier, D Zoeller, MH Vargas, JER Martin, MA Garcia-Bellido, A De Wolf, EA Spiropulu, M Behrenhoff, W Rumerio, P Chuang, SH Behrens, U Bergholz, M Borras, K Campbell, A Castro, E Belforte, S Dammann, D Malgeri, L Eckerlin, G Flossdorf, A Kadija, K Flucke, G Treille, D Stoeckli, F Hashemi, M Geiser, A Galanti, M Hauk, J Jung, H Kasemann, M Katkov, I Zatzerklyaniy, A Santanastasio, F Kleinwort, C Kluge, H Dudko, L Knutsson, A Cossutti, F Kuznetsova, E Menendez, JF Traczyk, P Lange, W Janssen, X Lohmann, W Skuja, A Mankel, R Alagoz, E Marienfeld, M Della Ricca, G Ershov, A Melzer-Pellmann, IA Meyer, AB Mnich, J Mussgiller, A Olzem, J Tropea, P Smirnov, I Parenti, A Raspereza, A Battilana, C Maes, T Kadastik, M Gribushin, A Schmidt, R Schoerner-Sadenius, T Sen, N Stein, M Tomaszewska, J Temple, J Volyanskyy, D Pape, L Wissing, C Tsirou, A Autermann, C Draeger, J Pineda, AM Kodolova, O Barnes, VE Eckstein, D Mucibello, L Tonjes, MB Riccardi, C Gobbo, B Enderle, H Gebbert, U Kaschube, K Kaussen, G Klanner, R Mura, B Veres, GI Lokhtin, I Naumann-Emme, S Bolla, G Vanelderen, L Hansen, M Nowak, F Sander, C Schettler, H Ochesanu, S Schleper, P Schroder, M Schum, T Schwandt, J Obraztsov, S Montanino, D Stadie, H Harr, R Mundim, L Borrello, L Steinbruck, G Thomsen, J Wolf, R Bauer, J Buege, V Roland, B Penzo, A Cakir, A Militaru, O Tonwar, SC Chwalek, T Daeuwel, D De Boer, W Bortoletto, D Vichoudis, P Dierlamm, A Dirkes, G Chang, S Feindt, M Gruschke, J Hackstein, C Twedt, E Petrushanko, S Hartmann, F Rougny, R Heinrich, M Held, H Everett, A Chung, J Hoffmann, KH Voutilainen, M Honc, S Kuhr, T Alver, B Martschei, D Yan, M Mueller, S Muller, T Niegel, M Cole, P Oberst, O Selvaggi, M Garfinkel, AF Oehler, A Ott, J Bauer, G Zeuner, WD Peiffer, T Sarycheva, L Piparo, D Rebane, L Quast, G Rabbertz, K Ratnikov, F Renz, M Sabellek, A Gecse, Z Bendavid, J Saout, C Van Haevermaet, H Scheurer, A Kim, DH Savrin, V Bertl, W Schieferdecker, P Schilling, FP Schott, G Simonis, HJ Stober, FM Busza, W Troendle, D Mannelli, M Kim, GN Wagner-Kuhr, J Zeise, M Weber, M Zhukov, V Van Mechelen, P Deiters, K Ziebarth, EB Daskalakis, G Sulimov, V Geralis, T Padley, BP Calvo, E Kyriakis, A Loukas, D Gutay, L Manolakos, I Snigirev, A Markou, A Markou, C Mavrommatis, C Petrakou, E Morovic, S Kim, JE Caballero, IG Erdmann, W Van Remortel, N Gouskos, L Katsas, P Jones, M Reyes-Santos, MA Andreev, V Panagiotou, A Evangelou, I Kong, DJ Butz, E Kokkas, P Manthos, N Papadopoulos, I Patras, V Triantis, FA Gabathuler, K Aranyi, A Adler, V Dremin, I Pauss, F Koybasi, O Cali, IA Bencze, G Boldizsar, L Debreczeni, G Hajdu, C Horvath, D Kapusi, A Krajczar, K Laszlo, A Park, H Horisberger, R Kirakosyan, M Chan, M Sikler, F Kannike, K Vesztergombi, G Beauceron, S Beni, N Molnar, J Palinkas, J Son, DC Szillasi, Z Veszpremi, V Raics, P Klem, J Rusakov, SV Trocsanyi, ZL Ingram, Q Laasanen, AT Ujvari, B Bansal, S Verwilligen, P Beri, SB Blyweert, S Bhatnagar, V Jindal, M Carvalho, W Kaur, M Vinogradov, A Kohli, JM Mehta, MZ Nishu, N Cooper, SI Leonardo, N Kaestli, HC Saini, LK Sharma, A Sharma, R D'Enterria, D Singh, AP D'Hondt, J Azhgirey, I Singh, JB Kim, Z Singh, SP Ahuja, S Bhattacharya, S Liu, C Chauhan, S Oguri, V Everaerts, P Choudhary, BC Gupta, P Jain, S Kim, JY Atramentov, O Jain, S Kumar, A Devroede, O Ranjan, K Shivpuri, RK Maroussov, V Ceballos, GG Choudhury, RK Dutta, D Torre, P Gotra, Y Koenig, S Kailas, S Ovyn, S Kataria, SK Mohanty, AK Pant, LM Shukla, P Suggisetti, P Goncharov, M Kalogeropoulos, A Song, S Merkel, P Aziz, T Guchait, M Gurtu, A Bitioukov, S Kotlinski, D Maity, M Majumder, D Majumder, G Uvarov, L Cepeda, M Mazumdar, K Mohanty, GB Saha, A Miller, DH Sudhakar, K Maes, J Datsko, K Wickramage, N Banerjee, S Langenegger, U Hong, B Hahn, KA Dugad, S Mondal, NK Arfaei, H Bakhshiansohi, H Fahim, A Masetti, L Jafari, A Bruno, G Wehrli, L Kim, H Najafabadi, MM Harris, P Mehdiabadi, SP Maes, M Safarzadeh, B Meier, F Zeinali, M Abbrescia, M Barbone, L Colaleo, A Kim, JH Neumeister, N Grishin, V Kim, Y Creanza, D De Filippis, N De Palma, M Dimitrov, A Fedele, F Tavernier, S Iglesias, LL Kim, TJ Renker, D Fiore, L Iaselli, G Attikis, A Kachanov, V Potamianos, K Lusito, L Maggi, G Maggi, M Manna, N Punz, T Marangelli, B My, S Nuzzo, S Pierro, GA Klute, M Rohe, T Konstantinov, D Van Doninck, W Shipsey, I Pompili, A Cushman, P Pugliese, G Romano, F Roselli, G Selvaggi, G Silvestris, L Karchin, PE Trentadue, R Tupputi, S Krychkine, V Zito, G Lee, KS Sibille, J Silvers, D Abbiendi, G Van Mulders, P Benvenuti, AC Bonacorsi, D Lee, YJ Braibant-Giacomelli, S Castro, A Cavallo, FR Vitulo, P Moon, DH Petrov, V Codispoti, G Dallavalle, GM Fabbri, F Muntel, M Starodumov, A Fanfani, A Hartl, C Fasanella, D Villella, I Park, SK Giacomelli, P Giunta, M Ryutin, R Grandi, C Marcellini, S Masetti, G Montanari, A Yoo, HD Li, W Navarria, FL Walsh, S Caminada, L Odorici, F Perrotta, A Rossi, AM Gershtein, Y Chabert, EC Rovelli, T Siroli, G Travaglini, R Loizides, C Han, J Albergo, S Zablocki, J Cappello, G Chiorboli, M Chen, Z Costa, S Slabospitsky, S Tricomi, A Tuve, C Barbagli, G Cerrada, M Thea, A Charaf, O Broccolo, G Ciulli, V Zheng, Y Civinini, C D'Alessandro, R Focardi, E Sobol, A Santoro, A Rhee, HB Frosali, S Luckey, PD Gallo, E Genta, C Lenzi, P Meschini, M Clerbaux, B Jindal, P Paoletti, S Sguazzoni, G Sim, KS Allfrey, P Pagano, D Ma, T Tropiano, A Benussi, L Cittolin, S Bianco, S Colafranceschi, S Fabbri, F Piccolo, D Choi, M Fabbricatore, P Parashar, N Musenich, R Nahn, S Sytine, A De Lentdecker, G Benaglia, A Cerati, GB De Guio, F Dissertori, G Kang, S Di Matteo, L Ghezzi, A Govoni, P Malberti, M Paus, C Mavromanolakis, G Weng, J Malvezzi, S Martelli, A Massironi, A Dahmes, B Dero, V Menasce, D Miccio, V Dittmar, M Moroni, L Roland, C Negri, P Paganoni, M Tourtchanovitch, L Cuplov, V Viviani, C Kim, H Pedrini, D Ragazzi, S Redaelli, N Sala, S Salerno, R Gay, APR Roland, G Tabarelli de Fatis, T Garcia, JMV Eugster, J Park, C Troshin, S Tancini, V Ecklund, KM Taroni, S Buontempo, S Cimmino, A De Cosa, A Mattson, M De Gruttola, M Fabozzi, F Rizzi, A Iorio, AOM Lista, L Tyurin, N Hammad, GH Freudenreich, K Geurts, FJM Noli, P Paolucci, P Kiesenhofer, W Azzi, P Park, IC Bacchetta, N Bellan, P Bellato, M Biasotto, M Uzunian, A Bisello, D Carlin, R Checchia, P Liu, JH Fereos, R Park, S Grab, C Marage, PE De Mattia, M Dorigo, T Fanzago, F Gasparini, F Volkov, A Giubilato, P Gresele, A Lacaprara, S Choi, S Harvey, J Lazzizzera, I Morales, J Margoni, M Herve, A Maron, G Velde, CV Meneguzzo, AT Gray, R Nespolo, M Llatas, MC Perrozzi, L Vavilov, S Pozzobon, N Ronchese, P Simonetto, F Raidal, M Torassa, E Tosi, M Hintz, W Triossi, A Harel, A Adzic, P Vanini, S Choi, Y Zaganidis, N Krofcheck, D De Benedetti, A Choi, YK Goh, J Lee, J Lee, S Seo, H Sznajder, A Yu, I Chiochia, V Janulis, M Stephans, GSF Mersi, S Sakharov, A Martisiute, D Petrov, P Sabonis, T Basegmez, S Valdez, HC Burelo, ED Lopez-Fernandez, R Hernandez, AS Djordjevic, M Piotrzkowski, K Ronga, FJ Grachov, O Dudero, PR Villasenor-Cendejas, LM Colino, N De La Cruz, B Calderon, A Hidas, D Pardos, CD Lecomte, P Bedoya, CF Ramos, JPF Ferrando, A Flix, J Miner, DC Fouz, MC Garcia-Abia, P De Visscher, S Lopez, OG Orbaker, D Biasini, M Quertenmont, L Eerola, P Lopez, SG Hernandez, JM Josa, MI Hatakeyama, K Merino, G Pelayo, JP Redondo, I Romero, L Bilei, GM Santaolalla, J Sala, L Rikova, MI Willmott, C Killewald, P Hits, D Franzoni, G Albajar, C Mejias, BM Regenfus, C Caponeri, B Merino, ID Dias, FA Robmann, P Aumeyr, T Rommerskirchen, T Schmidt, A Tsirigkas, D Haupt, J Wilke, L Schul, N Wickens, J Chang, YH Chen, KH Chen, WT Go, A Beliy, N Butler, PH Kuo, CM Dias, MAF Klapoetke, K Li, SW Fano, L Lin, W Liu, MH Damiao, DD Lu, YJ Wu, JH Yu, SS Bartalini, P Signal, T Chang, P Henderson, C Lariccia, P Gonzalez, CD Chang, YH Chang, YW Hansel, S Tomei, TRFP Lath, A Chao, Y Chen, KF Hou, WS Williams, JC Redjimi, R Kubota, Y Hsiung, Y Kao, KY Lei, YJ Campderros, JD Lin, SW Lu, RS Shiu, JG Rose, K Tzeng, YM Lucaroni, A Gregores, EM Mousa, J Ahmad, M Ueno, K Wang, CC Wang, M Wei, JT Adiguzel, A Fernandez, M Ayhan, A Sumorok, K Bakirci, MN Schnetzer, S Mans, J Cerci, S Ahmed, I Demir, Z Dozen, C Marinho, F Dumanoglu, I Eskut, E Mantovani, G Girgis, S Goekbulut, G Gomez, G Murray, M Petyt, D Gueller, Y Somalwar, S Asghar, MI Gurpinar, E Hos, I Krpic, D Kangal, EE Karaman, T Topaksu, AK Novaes, SF Nart, A Rekovic, V Oenenguet, G Ozdemir, K Sanchez, JG Caudron, J Menichelli, M Stone, R Ozturk, S Polatoez, A Sahin, O Sengul, O Sogut, K Petrilli, A Tali, B Topakli, H Padula, SS Nappi, A Uzun, D Hoorani, HR Vergili, LN Thomas, S Suarez, RG Vergili, M Zorbilmez, C Andreev, Y Akin, IV Aliev, T Lustermann, W Bilmis, S Deniz, M Gamsizkan, H Petrillo, G Guler, AM Darmenov, N Cerizza, G Ocalan, K Rusack, R Jorda, C Santocchia, A Ozpineci, A Serin, M Sever, R Surat, UE Zeyrek, M Khan, WA Deliomeroglu, M Demir, D Guelmez, E Sasseville, M Servoli, L Ling, TY Hollingsworth, M Halu, A Dimitrov, L Pardo, PL Isildak, B Kaya, M Sanchez, AK Kaya, O Oezbek, M Valdata, M Singovsky, A Ozkorucuklu, S Sonmez, N Levchuk, L Spanier, S Bell, P Bostock, F Brooke, JJ Virto, AL Khurshid, T Volpe, R Genchev, V Cremaldi, LM Cheng, TL Cussans, D Frazier, R Goldstein, J Hansen, M Czellar, S Heath, GP Heath, HF Costantini, S Hill, C Qazi, S Godang, R Huckvale, B Marco, J Jackson, J Iaydjiev, P Kreczko, L Mackay, CK Metson, S Sung, K Moser, R Newbold, DM Nirunpong, K Hoffmann, HF Cwiok, M Smith, VJ Ward, S Basso, L Caebergs, T Bell, KW Roberts, J Belyaev, A Piperov, S Brew, C Yang, ZC Radicci, V Kroeger, R Brown, RM Dominik, W Camanzi, B Cockerill, DJA Azzurri, P Coughlan, JA Harder, K Harper, S Marco, R Kennedy, BW Olaiya, E Perera, L Radburn-Smith, BC York, A Doroba, K Maletic, D Hoch, M Stoykova, S Shepherd-Themistocleous, CH Tomalin, IR Womersley, WJ Worm, SD Bainbridge, R Nicolaou, C Rivero, CM Ball, G Bagliesi, G Ballin, J Konecki, M Asaadi, J Beuselinck, R Buchmuller, O Colling, D Sultanov, G Cripps, N Rahmat, R Cutajar, M Bernardini, J Davies, G Della Negra, M del Arbol, PMR Krolikowski, J Foudas, C Eusebi, R Fulcher, J Futyan, D Bryer, AG Gregoire, G Boccali, T Hall, G Hatherell, Z Trayanov, R Hays, J Iles, G Frueboes, T Karapostoli, G Matorras, F Gilmore, J Lyons, L Castaldi, R Hunt, A Magnan, AM Marrouche, J Nandi, R Nash, J 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Keywords: | Particles;Energies;Dependence |
Issue Date: | 2010 |
Publisher: | American Physical Society |
Citation: | Physical Review Letters 105(2): 022002, Jul 2010 |
Abstract: | Charged-hadron transverse-momentum and pseudorapidity distributions in proton-proton collisions at √s=7 TeV are measured with the inner tracking system of the CMS detector at the LHC. The charged-hadron yield is obtained by counting the number of reconstructed hits, hit pairs, and fully reconstructed charged-particle tracks. The combination of the three methods gives a charged-particle multiplicity per unit of pseudorapidity dNch/dη||η|<0.5=5.78±0.01(stat)±0.23(syst) for non-single-diffractive events, higher than predicted by commonly used models. The relative increase in charged-particle multiplicity from √s=0.9 to 7 TeV is [66.1±1.0(stat)±4.2(syst)]%. The mean transverse momentum is measured to be 0.545±0.005(stat)±0.015(syst) GeV/c. The results are compared with similar measurements at lower energies. |
Description: | This is the pre-print version of the Published Article which can be accessed from the link below. |
URI: | http://prl.aps.org/abstract/PRL/v105/i2/e022002 http://bura.brunel.ac.uk/handle/2438/6090 |
DOI: | http://dx.doi.org/10.1103/PhysRevLett.105.022002 |
ISSN: | 0031-9007 |
Appears in Collections: | Electronic and Electrical Engineering Dept of Electronic and Electrical Engineering Research Papers
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