{"paper":{"title":"Cross Section and Parity Violating Spin Asymmetries of W^+/- Boson Production in Polarized p+p Collisions at sqrt(s)=500 GeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Adare, A. Angerami, A. Bazilevsky, A. Berdnikov, A. Caringi, A.C. Mignerey, A. Datta, A. Denisov, A. Deshpande, A.D. Frawley, A. Dion, A. Drees, A. Durum, A. Enokizono, A. Franz, A. Glenn, A. Iordanova, A. Isupov, A. Khanzadeev, \\'A. Kiss, A.K. Mohanty, A. Kr\\'al, A. Lebedev, A. Litvinenko, A. Malakhov, A. Milov, A. Morreale, A. Oskarsson, A. Sickles, A.S. Nyanin, A. Sukhanov, A. Takahara, A. Taketani, A. Taranenko, A.T. Basye, A. Veicht, A.V. Kazantsev, A. Vossen, A. Yanovich, A. Zelenski, B.A. Cole, B. Azmoun, B. Bannier, B. Bassalleck, B. Fadem, B.H. Kang, B. Hong, B.H. Park, B.I. Kim, B. Komkov, B.K. Singh, B. Love, B. Meredith, B.M. Johnson, B. Sahlmueller, B.V. Jacak, C. Aidala, C.A. Ogilvie, C. Baumann, C.F. Maguire, C.-H. Chen, C.L. Silva, C.L. Woody, C. McKinney, C. Oakley, C. Pinkenburg, C.P. Singh, C. Silvestre, C. Vale, C.Y. Chi, D.E. Fields, D. Hornback, D. Isenhower, D. Ivanischev, D.J. Kim, D. Jouan, D. Kawall, D. Kleinjan, D. Kotov, D. Lynch, D. McGlinchey, D.M. Lee, D.P. Morrison, D. Roach, D.S. Blau, D. Sharma, D. Silvermyr, D. Thomas, D. Watanabe, D. Winter, D.Yu. Peressounko, E. Appelt, E.C. Aschenauer, E. Haslum, E.J. Desmond, E.J. Kim, E. Kinney, E. Kistenev, E. Mannel, E.M. Takagui, E. O'Brien, E. Richardson, E. Stenlund, E. Tennant, E. Vazquez-Zambrano, E. Vznuzdaev, F. Fleuret, F. Wei, G. Bunce, G. David, G.J. Kunde, G. Roche, G.R. Young, G.S. Kyle, H.-{\\AA}. Gustafsson, H. Al-Taani, H. Buesching, H. En'yo, H. Hamagaki, H.H. Shim, H. Iinuma, H.J. Moon, H. Liu, H. Masui, H. Pei, H. Pereira, H. Qu, H. Themann, H. Torii, H.W. van Hecke, I.E. Yushmanov, I. Garishvili, I.H. Park, I.J. Choi, I. Nakagawa, I. Ravinovich, I. Shein, I. Tserruya, I.V. Sourikova, I. Younus, J. Alexander, J.B. Choi, J.C. Hill, J.-C. Peng, J.E. Frantz, J.G. Lajoie, J. Hamblen, J. Hanks, J.H. Kang, J. Jia, J. Kamin, J. Kapustinsky, J. Koster, J. Lee, J.L. Nagle, J.M. Durham, J. Murata, J. Newby, J. Rak, J.S. Bok, J.S. Haggerty, J.S. Kim, J. Sun, J.S. Yoo, J. Sziklai, J.T. Mitchell, J. Velkovska, J. Wessels, J. Ying, K.A. Drees, K. Aoki, K.B. Lee, K. Boyle, K.F. Read, K. Hashimoto, K. Homma, K.I. Hahn, K. Imai, K. Karatsu, K. Kurita, K. Miki, K.M. Kijima, K. Nakano, K.N. Barish, K. Okada, K. Ozawa, K.R. Andrews, K. Reygers, K.R. Nakamura, K. Sedgwick, K. Shigaki, K. Shoji, K.S. Joo, K.S. Lee, K.S. Sim, K. Tanida, K. Utsunomiya, K.V. Dharmawardane, K. Watanabe, L.A. Linden Levy, L. D Orazio, L. Guo, L. Kochenda, L. Tom\\'a\\v{s}ek, L. Zolin, M.A.L. Leite, M. Bai, M. Chiu, M. Connors, M. Csan\\'ad, M. Donadelli, M. Finger, M. Finger Jr., M. Gonin, M. Grosse Perdekamp, M. Inaba, M.I. Nagy, M. Ishihara, M. Issah, M.J. Leitch, M.J. Tannenbaum, M. Kasai, M.K. Dayananda, M. Konno, M. Kurosawa, M.L. Brooks, M.L. Purschke, M. McCumber, M. Mendoza, M. Naglis, M. Nguyen, M. Nihashi, M. Oka, M. Ouchida, M. Proissl, M. Rosati, M. Sarsour, M. Savastio, M. Shimomura, M. Slune\\v{c}ka, M. Togawa, M. Tom\\'a\\v{s}ek, M. Virius, M. Wysocki, M.X. Liu, N. Apadula, N. Grau, N. Means, N.N. Ajitanand, N. Saito, O. Chvala, O. Dietzsch, O. Drapier, P. Christiansen, P. Kline, P. Lichtenwalner, P.L. McGaughey, P. Rukoyatkin, P. Shukla, P.W. Stankus, R. Akimoto, R. Armendariz, R.A. Soltz, R. Belmont, R. Bennett, R. Granier de Cassagnac, R. Han, R. Hayano, R. Ichimiya, R.K. Choudhury, R. Lacey, R.M. Wright, R. Nouicer, R. Pak, R. Petti, R.P. Pisani, R. Seidl, R. Seto, R.S. Hollis, R.S. Towell, R. Tanabe, R. V\\'ertesi, R. Yang, S. Afanasiev, S. Bathe, S. Butsyk, S. Campbell, S. Dairaku, S.D. Rolnick, S. Esumi, S.F. Pate, S.H. Lim, S. Huang, S. Kaneti, S.K. Park, S.L. Fokin, S. Nagamiya, S.N. White, S.P. Sorensen, S.P. Stoll, S.R. Lee, S. Sano, S. Sawada, S.S.E. Rosendahl, S. Taneja, S. Tarafdar, S.V. Greene, S. Yokkaichi, S. Zhou, T.-A. Shibata, T.C. Awes, T. Chujo, T. Cs\\\"org\\H{o}, T. Engelmore, T. Fusayasu, T. Gunji, T. Hester, T. Horaguchi, T. Ichihara, T. Jones, T. Kempel, T.K. Hemmick, T. Mibe, T. Murakami, T. Nakamura, T. Sakaguchi, T. Sato, T. Sugitate, T.V. Moukhanova, V. Babintsev, V. Baublis, V. Bumazhnov, V. Cianciolo, V.I. Manko, V. Pantuev, V. Papavassiliou, V. Peresedov, V. Riabov, V. Samsonov, V. Singh, V. Vrba, W.A. Zajc, W.E. Sondheim, W. Holzmann, X. He, X. Jiang, X. Li, X.R. Wang, Y. Akiba, Y. Aramaki, Y. Berdnikov, Y. Fukao, Y. Goto, Y. Hori, Y. Ikeda, Y.I. Makdisi, Y. Iwanaga, Y.-J. Kim, Y.K. Kim, Y. Kwon, Y.L. Yamaguchi, Y. Mao, Y. Miake, Y. Miyachi, Y. Morino, Y. Nakamiya, Y. Riabov, Y.S. Lai, Y. Tanaka, Y. Tsuchimoto, Y.V. Efremenko, Y. Watanabe, Z. Citron, Z. Conesa del Valle, Z. You","submitted_at":"2010-09-02T18:54:09Z","abstract_excerpt":"Large parity violating longitudinal single spin asymmetries A^{e^-}_L= -0.86^{+0.14}_{-0.30} and A^{e^+}_L= 0.88^{+0.12}_{-0.71} are observed for inclusive high transverse momentum electrons and positrons in polarized pp collisions at a center of mass energy of \\sqrt{s}=500\\ GeV with the PHENIX detector at RHIC. These e^{+/-} come mainly from the decay of W^{+/-} and Z^0 bosons, and the asymmetries directly demonstrate parity violation in the couplings of the W^{\\pm} to the light quarks. The observed electron and positron yields were used to estimate W^\\pm boson production cross sections equal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.0505","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}