Title: | Search for T and CP violation in B-0-(B)over-bar(0) mixing with inclusive dilepton events |
Authors: | Aubert, B Boutigny, D Gaillard, JM Hicheur, A Karyotakis, Y Lees, JP Robbe, P Tisserand, V Zghiche, A Palano, A Pompili, A Forti, F Giorgi, MA Lusiani, A Marchiori, G Martinez-Vidal, F Anulli, F Morganti, M Neri, N Roe, NA Sanders, P Hast, C Schmitz, RE Paoloni, E Rama, M Rizzo, G Sandrelli, F Simi, G Triggiani, G Baldini-Ferroli, R Walsh, J Haire, M Nief, JY Long, O Judd, D Paick, K Schumm, BA Romosan, A Turnbull, L Wagoner, DE Albert, J Lu, C Calcaterra, A Taras, P Miftakov, V Anjomshoaa, A Schaffner, SF Smith, AJS Tumanov, A Varnes, EW Seiden, A Cavoto, G Ronan, MT del Re, D Nicholson, H Faccini, R de Sangro, R Smith, D Ferrarotto, F Ferroni, F Mazzoni, MA Morganti, S Piredda, G Serra, M Turri, M Cartaro, C Voena, C Christ, S Shelkov, VG Back, JJ Falciai, D Waldi, R Adye, T De Groot, N Franek, B Geddes, NI Eisner, AM Gopal, GP Xella, SM Walkowiak, W Aleksan, R Bellodi, G Emery, S Finocchiaro, G Gaidot, A Telnov, AV Ganzhur, SF Cavallo, N Giraud, PF de Monchenault, GH Kozanecki, W Langer, M London, GW Dixon, P Williams, DC Mayer, B Raven, G Serfass, B De Nardo, G Vasseur, G Yeche, C Wenzel, WA Zito, M Purohit, MV Singh, H Harrison, PF Weidemann, AW Yumiceva, FX Wilson, MG Fabozzi, F Borgland, AW Adam, I Aston, D Berger, N Boyarski, AM Calderini, G Harrison, TJ Potter, RJL Convery, MR Coupal, DP Falbo, M Dong, D Dorfan, J Patteri, P Chen, E Dunwoodie, W Field, RC Glanzman, T Gowdy, S Shorthouse, HW Haas, T Aspinwall, ML Halyo, V Hawkes, CM Himel, T Hryn'ova, T Peruzzi, IM Huffer, ME Dubois-Felsmann, GP Innes, WR Jessop, C Groysman, Y Kral, JF Kelsey, MH Kim, P Kocian, ML Langenegger, U Leith, DWGS Knowles, DJ Piccolo, M Luitz, S Luth, V Dvoretskii, A Gatto, C Strother, P Lynch, HL Marsiske, H Menke, S Messner, R Muller, DR O'Grady, CP Ozcan, VE Xie, Y Perazzo, A Lista, L O'Neale, SW Vidal, PB Perl, M Qi, ND Petrak, S Quinn, H Ratcliff, BN Robertson, SH Roodman, A Salnikov, AA Paolucci, P Zallo, A Schietinger, T Bernet, R Schindler, RH Schwiening, J Penny, RC Hitlin, DG Snyder, A Soha, A Spanier, SM Piccolo, D Stelzer, J Su, D Bagnasco, S Lu, A Sullivan, MK Tanaka, HA Va'vra, J Wagner, SR Weaver, M Metzler, S Sciacca, C Watson, AT Weinstein, AJR Wisniewski, WJ Wright, DH Cowan, G Buzzo, A Young, CC Burchat, PR Cheng, CH Meyer, TI LoSecco, JM Roat, C Henderson, R Oyang, J Bugg, W Watson, NK George, S Cohn, H Contri, R Izen, JM Kitayama, I Grothe, M Lou, XC Bianchi, F Bona, M Gamba, D Bosisio, L Porter, FC Green, MG Della Ricca, G Dittongo, S Crosetti, G Alsmiller, JRG Deppermann, T Lanceri, L Poropat, P Vuagnin, G Panvini, RS Brown, CM Jackson, PD Kurup, A Kowalewski, R Ryd, A Gabriel, TA Roney, JM Sharma, V Band, HR Charles, E Goetzen, K Dasu, S Datta, M Eichenbaum, AM Marker, CE Hu, H Bowerman, DA Johnson, JR Liu, R Yang, S Lo Vetere, M Di Lodovico, F Pan, Y Prepost, R Scott, IJ Koch, H McMahon, TR Abrams, GS Sekula, SJ von Wimmersperg-Toeller, JH Wu, SL Yu, Z Kordich, TMB Breon, AB Zhu, RY Neal, H Kunze, M Lewandowski, B Brau, J Ricciardi, S Peters, K Schmuecker, H Steinke, M Barlow, NR Bhimji, W Chevalier, N Macri, M Clark, PJ Devmal, S Frey, R Cottingham, WN Salvatore, F Foster, B Mackay, C Wilson, FF Abe, K Hearty, C Mattison, TS McKenna, JA Monge, MR LeClerc, C Thiessen, D Jolly, S Jacobsen, RG Jayatilleke, S McKemey, AK Blinov, VE Bukin, AD Bukin, DA Buzykaev, AR Golubev, VB Grauges, E Ivanchenko, VN Passaggio, S Korol, AA Khan, A Kravchenko, EA Onuchin, AP Mancinelli, G Serednyakov, SI Skovpen, YI Telnov, VI Iwasaki, M Yushkov, AN Best, D Chao, M Pastore, FC Vaitsas, G Kirkby, D Lankford, AJ Mandelkern, M McMahon, S Rong, G Sinev, NB Stoker, DP Arisaka, K Buchanan, C Chun, S MacFarlane, DB Chen, GP Patrignani, C Prell, S Meadows, BT Sokoloff, MD Strom, D Barillari, T Bloom, P Ford, WT Nauenberg, U Olivas, A Rankin, P Brown, D Roy, J Robutti, E Smith, JG Colecchia, F Wang, P van Hoek, WC Zhang, L Blouw, J Harton, JL Krishnamurthy, M Soffer, A Davis, CL Toki, WH Wilson, RJ Heusch, CA Santroni, A Zhang, J Brandt, T Zhu, YS Brose, J Colberg, T Dickopp, M Dubitzky, RS Allison, J Hauke, A Dauncey, PD Maly, E Muller-Pfefferkorn, R Tosi, S Otto, S Schubert, KR Schwierz, R Eigen, G Spaan, B Wilden, L Barlow, RJ Dal Corso, F Bernard, D Bonneaud, GR Brochard, F Cohen-Tanugi, J Campagnari, C Ferrag, S T'Jampens, S Thiebaux, C Vasileiadis, G Stugu, B Rahatlou, S Boyd, JT Verderi, M Morii, M Bartoldus, R Brown, DN Hamilton, R Mallik, U Cochran, J Crawley, HB Fischer, PA Dorigo, A Lamsa, J Forti, AC Meyer, WT Dahmes, B Rosenberg, EI Yi, J Grosdidier, G Button-Shafer, J Hocker, A Lacker, HM Galeazzi, F Laplace, S Le Diberder, F Jackson, F Lepeltier, V Lutz, AM Hart, PA Plaszczynski, S Schune, MH Trincaz-Duvoid, S Wormser, G Margoni, M Cahn, RN Bionta, RM Brigljevic, V Lafferty, GD Lange, D Mugge, M van Bibber, K Kuznetsova, N Wright, DM Bevan, AJ Michelon, G Fry, JR Gabathuler, E Gamet, R Gill, MS Lavin, D George, M Kay, M Payne, DJ Sloane, RJ Levy, SL Levi, ME Touramanis, C Savvas, N Kadel, RW Mazur, MA Weatherall, JH Williams, JC Farbin, A Jawahery, A Lillard, V Olsen, J Morandin, M Roberts, DA Muheim, F Schieck, JR Blaylock, G Dallapiccola, C Richman, JD Kadyk, J Flood, K Hertzbach, SS Kofler, R Posocco, M Koptchev, VB Moore, TB Playfer, S Staengle, H Willocq, S Brau, B Cowan, R Verkerke, W Sciolla, G Kerth, LT Rotondo, M Taylor, F Yamamoto, RK Milek, M Swain, JE Patel, PM Palombo, F Bauer, JM Cremaldi, L Eschenburg, V Beringer, J Egede, U Kroeger, R Reidy, J Kolomensky, YG Sanders, DA Tinslay, J Summers, DJ Simonetto, F Lockman, WS Borean, C Stroili, R Torassa, E Voci, C Benayoun, M Briand, H Chauveau, J Lynch, G Eschrich, I David, P de la Vaissiere, C Del Buono, L Bozzi, C Pulliam, T Hamon, O Leruste, P Ocariz, J Pivk, M Roos, L Gritsan, AV Stark, J Manfredi, PF Oddone, PJ Re, V Piemontese, L Speziali, V Schalk, T Frank, ED Gladney, L Guo, QH Morton, GW Panetta, J Angelini, C Batignani, G Bettarini, S Bondioli, M Treadwell, E Pripstein, M Bucci, F Chen, JC Campagna, E Nash, JA Carpinelli, M |
Issue Date: | 2002 |
Publisher: | American Physical Society |
Citation: | Physical Review Letters, 88(23): Artn 231801, Jun 2002 |
Abstract: | We report the results of a search for T and CP violation in B0-B̅ 0 mixing using an inclusive dilepton sample collected by the BABAR experiment at the PEP-II B Factory. The asymmetry between ℓ+ℓ+ and ℓ-ℓ- events allows us to compare the probabilities for B̅ 0→B0 and B0→B̅ 0 oscillations and thus probe T and CP invariance. Using a sample of 23×106 BB̅ pairs, we measure a same-sign dilepton asymmetry of AT/CP = [0.5±1.2(stat)±1.4(syst)]%. For the modulus of the ratio of complex mixing parameters p and q, we obtain |q/p| = 0.998±0.006(stat)±0.007(syst). |
Description: | This is the pre-print version of the Article. The official published version can be accessed from the links below. Copyright @ 2002 APS |
URI: | http://prl.aps.org/abstract/PRL/v88/i23/e231801 http://bura.brunel.ac.uk/handle/2438/7525 |
DOI: | http://dx.doi.org/10.1103/PhysRevLett.88.231801 |
ISSN: | 0031-9007 |
Appears in Collections: | Electronic and Electrical Engineering Dept of Electronic and Electrical Engineering Research Papers
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