학술논문

Measurement of the differential cross section d\sigma/dt in elastic $p\bar{p}$ scattering at sqrt(s)=1.96 TeV
Document Type
Working Paper
Author
D0 CollaborationAbazov, V. M.Abbott, B.Acharya, B. S.Adams, M.Adams, T.Alexeev, G. D.Alkhazov, G.Alton, A.Alverson, G.Alves, G. A.Aoki, M.Askew, A.Atkins, S.Augsten, K.Avila, C.Badaud, F.Bagby, L.Baldin, B.Bandurin, D. V.Banerjee, S.Barberis, E.Baringer, P.Barreto, J.Bartlett, J. F.Bassler, U.Bazterra, V.Bean, A.Begalli, M.Bellantoni, L.Beri, S. B.Bernardi, G.Bernhard, R.Bertram, I.Besançon, M.Beuselinck, R.Bezzubov, V. A.Bhat, P. C.Bhatia, S.Bhatnagar, V.Blazey, G.Blessing, S.Bloom, K.Boehnlein, A.Boline, D.Boos, E. E.Borissov, G.Bose, T.Brandt, A.Brandt, O.Brock, R.Brooijmans, G.Bross, A.Brown, D.Brown, J.Bu, X. B.Buehler, M.Buescher, V.Bunichev, V.Burdin, S.Buszello, C. P.Camacho-Pérez, E.Carvalho, W.Casey, B. C. K.Castilla-Valdez, H.Caughron, S.Chakrabarti, S.Chakraborty, D.Chan, K. M.Chandra, A.Chapon, E.Chen, G.Chevalier-Théry, S.Cho, D. K.Cho, S. W.Choi, S.Choudhary, B.Cihangir, S.Claes, D.Clutter, J.Cooke, M.Cooper, W. E.Corcoran, M.Couderc, F.Cousinou, M. -C.Croc, A.Cutts, D.Das, A.Davies, G.de Jong, S. J.De La Cruz-Burelo, E.Martins, C. De OliveiraDéliot, F.Demina, R.Denisov, D.Denisov, S. P.Desai, S.Deterre, C.DeVaughan, K.Diehl, H. T.Diesburg, M.Ding, P. F.Dominguez, A.Dubey, A.Dudko, L. V.Duggan, D.Duperrin, A.Dutt, S.Dyshkant, A.Eads, M.Edmunds, D.Ellison, J.Elvira, V. D.Enari, Y.Evans, H.Evdokimov, A.Evdokimov, V. N.Facini, G.Feng, L.Ferbel, T.Fiedler, F.Filthaut, F.Fisher, W.Fisk, H. E.Fortner, M.Fox, H.Fuess, S.Garcia-Bellido, A.García-González, J. A.García-Guerra, G. A.Gavrilov, V.Gay, P.Geng, W.Gerbaudo, D.Gerber, C. E.Gershtein, Y.Ginther, G.Golovanov, G.Goussiou, A.Grannis, P. D.Greder, S.Greenlee, H.Gregores, E. M.Grenier, G.Gris, Ph.Grivaz, J. -F.Grohsjean, A.Grünendahl, S.Grünewald, M. W.Guillemin, T.Gutierrez, G.Gutierrez, P.Haas, A.Hagopian, S.Haley, J.Han, L.Harder, K.Harel, A.Hauptman, J. M.Hays, J.Head, T.Hebbeker, T.Hedin, D.Hegab, H.Heinson, A. P.Heintz, U.Hensel, C.La Cruz, I. Heredia-DeHerner, K.Hesketh, G.Hildreth, M. D.Hirosky, R.Hoang, T.Hobbs, J. D.Hoeneisen, B.Hohlfeld, M.Howley, I.Hubacek, Z.Hynek, V.Iashvili, I.Ilchenko, Y.Illingworth, R.Ito, A. S.Jabeen, S.Jaffré, M.Jayasinghe, A.Jesik, R.Johns, K.Johnson, E.Johnson, M.Jonckheere, A.Jonsson, P.Joshi, J.Jung, A. W.Juste, A.Kaadze, K.Kajfasz, E.Karmanov, D.Kasper, P. A.Katsanos, I.Kehoe, R.Kermiche, S.Khalatyan, N.Khanov, A.Kharchilava, A.Kharzheev, Y. N.Kiselevich, I.Kohli, J. M.Kozelov, A. V.Kraus, J.Kulikov, S.Kumar, A.Kupco, A.Kurča, T.Kuzmin, V. A.Lammers, S.Landsberg, G.Lebrun, P.Lee, H. S.Lee, S. W.Lee, W. M.Lellouch, J.Li, H.Li, L.Li, Q. Z.Lim, J. K.Lincoln, D.Linnemann, J.Lipaev, V. V.Lipton, R.Liu, H.Liu, Y.Lobodenko, A.Lokajicek, M.de Sa, R. LopesLubatti, H. J.Luna-Garcia, R.Lyon, A. L.Maciel, A. K. A.Madar, R.Magaña-Villalba, R.Malik, S.Malyshev, V. L.Maravin, Y.Martínez-Ortega, J.McCarthy, R.McGivern, C. L.Meijer, M. M.Melnitchouk, A.Mendoza, L.Menezes, D.Mercadante, P. G.Merkin, M.Meyer, A.Meyer, J.Miconi, F.Molina, J.Mondal, N. K.da Motta, H.Mulhearn, M.Mundim, L.Nagy, E.Naimuddin, M.Narain, M.Nayyar, R.Neal, H. A.Negret, J. P.Neustroev, P.Novaes, S. F.Nunnemann, T.Obrant, G.Oguri, V.Orduna, J.Osman, N.Osta, J.Padilla, M.Pal, A.Parashar, N.Parihar, V.Park, S. K.Partridge, R.Parua, N.Patwa, A.Penning, B.Perfilov, M.Peters, Y.Petridis, K.Petrillo, G.Pétroff, P.Pleier, M. -A.Podesta-Lerma, P. L. M.Podstavkov, V. M.Pol, M. -E.Popov, A. V.da Silva, W. L. PradoPrewitt, M.Price, D.Prokopenko, N.Qian, J.Quadt, A.Quinn, B.Rangel, M. S.Ranjan, K.Ratoff, P. N.Razumov, I.Renkel, P.Ripp-Baudot, I.Rizatdinova, F.Rominsky, M.Ross, A.Royon, C.Rubinov, P.Ruchti, R.Sajot, G.Salcido, P.Sánchez-Hernández, A.Sanders, M. P.Sanghi, B.Santoro, A.Santos, A. S.Savage, G.Sawyer, L.Scanlon, T.Schamberger, R. D.Scheglov, Y.Schellman, H.Schlobohm, S.Schwanenberger, C.Schwienhorst, R.Sekaric, J.Severini, H.Shabalina, E.Shary, V.Shaw, S.Shchukin, A. A.Shivpuri, R. K.Simak, V.Skubic, P.Slattery, P.Smirnov, D.Smith, K. J.Snow, G. R.Snow, J.Snyder, S.Söldner-Rembold, S.Sonnenschein, L.Soustruznik, K.Stark, J.Stoyanova, D. A.Strang, M. A.Strauss, M.Stutte, L.Suter, L.Svoisky, P.Takahashi, M.Titov, M.Tokmenin, V. V.Tsai, Y. -T.Tschann-Grimm, K.Tsybychev, D.Tuchming, B.Tully, C.Uvarov, L.Uvarov, S.Uzunyan, S.Van Kooten, R.van Leeuwen, W. M.Varelas, N.Varnes, E. W.Vasilyev, I. A.Verdier, P.Verkheev, A. Y.Vertogradov, L. S.Verzocchi, M.Vesterinen, M.Vilanova, D.Vokac, P.Wahl, H. D.Wang, M. H. L. S.Warchol, J.Watts, G.Wayne, M.Weichert, J.Welty-Rieger, L.White, A.Wicke, D.Williams, M. R. J.Wilson, G. W.Wobisch, M.Wood, D. R.Wyatt, T. R.Xie, Y.Yamada, R.Yang, W. -C.Yasuda, T.Yatsunenko, Y. A.Ye, W.Ye, Z.Yin, H.Yip, K.Youn, S. W.Zennamo, J.Zhao, T.Zhao, T. G.Zhou, B.Zhu, J.Zielinski, M.Zieminska, D.Zivkovic, L.
Source
Subject
High Energy Physics - Experiment
Language
Abstract
We present a measurement of the elastic differential cross section $d\sigma(p\bar{p}\rightarrow p\bar{p})/dt$ as a function of the four-momentum-transfer squared t. The data sample corresponds to an integrated luminosity of $\approx 31 nb^{-1}$ collected with the D0 detector using dedicated Tevatron $p\bar{p} $ Collider operating conditions at sqrt(s) = 1.96 TeV and covers the range $0.26 <|t|< 1.2 GeV^2$. For $|t|<0.6 GeV^2$, d\sigma/dt is described by an exponential function of the form $Ae^{-b|t|}$ with a slope parameter $ b = 16.86 \pm 0.10(stat) \pm 0.20(syst) GeV^{-2}$. A change in slope is observed at $|t| \approx 0.6 GeV^2$, followed by a more gradual |t| dependence with increasing values of |t|.
Comment: 12 pages, 12 figures, 1 table, submitted to Phys. Rev. D, FERMILAB-PUB-12-263-E