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Phys Rev Lett. 2001 May 21;86(21):4778-82. doi: 10.1103/PhysRevLett.86.4778.

Midrapidity antiproton-to-proton ratio from Au+Au collisions at sqrt [s(NN)]=130 GeV.

Physical review letters

C Adler, Z Ahammed, C Allgower, M Anderson, G S Averichev, J Balewski, O Barannikova, L S Barnby, J Baudot, S Bekele, V V Belaga, R Bellwied, J Berger, H Bichsel, L C Bland, C O Blyth, B E Bonner, R Bossingham, A Boucham, A Brandin, H Caines, M C de la Barca Sánchez, A Cardenas, J Carroll, J Castillo, M Castro, D Cebra, S Chattopadhyay, M L Chen, Y Chen, S P Chernenko, M Cherney, A Chikanian, B Choi, W Christie, J P Coffin, L Conin, T M Cormier, J G Cramer, H J Crawford, M DeMello, W S Deng, A A Derevschikov, L Didenko, J E Draper, V B Dunin, J C Dunlop, V Eckardt, L G Efimov, V Emelianov, J Engelage, G Eppley, B Erazmus, P Fachini, M I Ferguson, E Finch, Y Fisyak, D Flierl, K J Foley, N Gagunashvili, J Gans, M Germain, F Geurts, V Ghazikhanian, J Grabski, O Grachov, D Greiner, V Grigoriev, E Gushin, T J Hallman, D Hardtke, J W Harris, M Heffner, S Heppelmann, T Herston, B Hippolyte, A Hirsch, E Hjort, G W Hoffmann, M Horsley, H Z Huang, T J Humanic, H Hümmler, G J Igo, A Ishihara, Y I Ivanshin, P Jacobs, W W Jacobs, M Janik, I Johnson, P G Jones, E Judd, M Kaneta, M Kaplan, D Keane, A Khodinov, A Kisiel, J Klay, S R Klein, A Klyachko, A S Konstantinov, L Kotchenda, A D Kovalenko, M Kramer, P Kravtsov, K Krueger, C Kuhn, A I Kulikov, G J Kunde, C L Kunz, R K Kutuev, A A Kuznetsov, J Lamas-Valverde, M A Lamont, J M Landgraf, S Lange, C P Lansdell, B Lasiuk, F Laue, A Lebedev, T LeCompte, V M Leontiev, P Leszczynski, M J LeVine, Q Li, Q Li, S J Lindenbaum, M A Lisa, T Ljubicic, W J Llope, G LoCurto, H Long, R S Longacre, M Lopez-Noriega, W A Love, D Lynn, L Madansky, R Majka, A Maliszewski, S Margetis, L Martin, J Marx, H S Matis, Y A Matulenko, T S McShane, Y Melnick, A Meschanin, Z Milosevich, N G Minaev, J Mitchell, V A Moiseenko, D Moltz, C F Moore, V Morozov, M M de Moura, M G Munhoz, G S Mutchler, J M Nelson, P Nevski, V A Nikitin, L V Nogach, B Norman, S B Nurushev, J Nystrand, G Odyniec, A Ogawa, C A Ogilvie, M Oldenburg, D Olson, G Paic, S U Pandey, Y Panebratsev, S Y Panitkin, A I Pavlinov, T Pawlak, V Perevoztchikov, W Peryt, V A Petrov, W Pinganaud, E Platner, J Pluta, N Porile, J Porter, A M Poskanzer, E Potrebenikova, D Prindle, C Pruneau, S Radomski, G Rai, O Ravel, R L Ray, S V Razin, D Reichhold, J Reid, F Retiere, A Ridiger, H G Ritter, J B Roberts, O V Rogachevski, C Roy, D Russ, V Rykov, I Sakrejda, J Sandweiss, A C Saulys, I Savin, J Schambach, R P Scharenberg, N Schmitz, L S Schroeder, A Schüttauf, J Seger, D Seliverstov, P Seyboth, K E Shestermanov, S S Shimanskii, V S Shvetcov, G Skoro, N Smirnov, R Snellings, J Sowinski, H M Spinka, B Srivastava, E J Stephenson, R Stock, A Stolpovsky, M Strikhanov, B Stringfellow, H Stroebele, C Struck, A A Suaide, E Sugarbaker, C Suire, T J Symons, A Szanto de Toledo, P Szarwas, J Takahashi, A H Tang, J H Thomas, V Tikhomirov, T Trainor, S Trentalange, M Tokarev, M B Tonjes, V Trofimov, O Tsai, K Turner, T Ullrich, D G Underwood, G Van Buren, A M VanderMolen, A Vanyashin, I M Vasilevski, A N Vasiliev, S E Vigdor, S A Voloshin, F Wang, H Ward, R Wells, T Wenaus, G D Westfall, C Whitten, H Wieman, R Willson, S W Wissink, R Witt, N Xu, Z Xu, A E Yakutin, E Yamamoto, J Yang, P Yepes, A Yokosawa, V I Yurevich, Y V Zanevski, J Zhang, W M Zhang, R Zoulkarneev, A N Zubarev

Affiliations

  1. University of Frankfurt, Frankfurt, Germany.

PMID: 11384346 DOI: 10.1103/PhysRevLett.86.4778

Abstract

We report results on the ratio of midrapidity antiproton-to-proton yields in Au+Au collisions at sqrt[s(NN)] = 130 GeV per nucleon pair as measured by the STAR experiment at RHIC. Within the rapidity and transverse momentum range of /y/<0.5 and 0.4

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