Title: | Measurement of branching fractions and search for CP-violating charge asymmetries in charmless two-body B decays into pions and kaons |
Authors: | Aubert, B Boutigny, D Gaillard, JM Hicheur, A Karyotakis, Y Lees, JP Robbe, P Tisserand, V Palano, A Chen, GP Chen, JC Frey, A Cohen-Tanugi, J Leith, DWGS Luitz, S Luth, V Sciacca, C Lynch, HL Harrison, TJ Schune, MH Long, O Ronan, MT Abrams, GS Manzin, G Marsiske, H Menke, S Messner, R Moffeit, KC Breon, AB LoSecco, JM Grillo, AA Mount, R Witherell, M Scott, I Muller, DR O'Grady, CP Jackson, F Trincaz-Duvoid, S Petrak, S Quinn, H Hawkes, CM Ratcliff, BN Alsmiller, JRG Aleksan, R Robertson, SH Nicholson, H Rochester, LS Ferrag, S Roodman, A Grothe, M Lafferty, GD Schietinger, T Valassi, A Schindler, RH De Domenico, G Schwiening, J Dahlinger, G Borgland, AW Serbo, VV Snyder, A Soha, A Kirk, A Spanier, SM Roussot, E Kerth, LT Emery, S Stahl, A Stelzer, J Gowdy, S Morganti, M Gabriel, TA Heusch, CA Su, D Sullivan, MK Talby, M Tanaka, HA Allison, J Trunov, A Va'vra, J Savvas, N Wagner, SR Neri, N T'Jampens, S Handler, T Knowles, DJ van Hoek, WC Weinstein, AJR Gaidot, A Wisniewski, WJ Johnson, RP Young, CC Burchat, PR Cheng, CH Paoloni, E Simopoulos, ET Kirkby, D Kurup, A Meyer, TI Ganzhur, SF Roat, C Thiebaux, C Wormser, G Henderson, R Bugg, W O'Neale, SW Rama, M Cohn, H Zhu, YS Weatherall, JH Behr, L Mandelkern, M Hart, E Weidemann, AW Benninger, T Izen, JM Kitayama, I Qi, ND Rizzo, G Vasileiadis, G Lou, XC Levi, ME Turcotte, M Bianchi, F Brau, J Farbin, A Bona, M Penny, RC Kroeger, W Di Girolamo, B Perazzo, A Gamba, D Bondioli, M Smol, A Bionta, RM Zanin, D Verderi, M Frey, R Bosisio, L Jawahery, A Della Ricca, G Lanceri, L Rosenberg, EI McMahon, S Pompili, A Poropat, P Prest, M Lockman, WS Watson, AT Brigljevic, V Campagnari, C Vallazza, E Vuagnin, G MacFarlane, DB Giraud, PF Sandrelli, F Anjomshoaa, A Panvini, RS Brown, CM De Silva, A Kowalewski, R Roney, JM Band, HR Liu, T Charles, E de Monchenault, GH Fackler, O Simi, G Pulliam, T Santroni, A Dasu, S Watson, NK Bernet, R Di Lodovico, F Elmer, P Hu, H Kozanecki, W Iwasaki, M Johnson, JR Sutton, CS Liu, R Nielsen, J Fujino, D Lillard, V Orejudos, W Pan, Y Sadrozinski, H Langer, M Prepost, R Serednyakov, SI Sinev, NB Toki, WH Scott, IJ Deppermann, T Sekula, SJ von Wimmersperg-Toeller, JH Wu, SL Kravchenko, EA London, GW Lange, D Yu, Z Zobernig, H Kordich, TMB Triggiani, G Strom, D Neal, H Schalk, T Khan, A BABAR Collaboration Yellin, S Koch, H Krug, J Olsen, J Kunze, M Mugge, M Walsh, J Lewandowski, B Colecchia, F Peters, K Schmuecker, H Barlow, RJ Steinke, M Andress, JC Barlow, NR Muheim, F Schmitz, RE Roberts, DA Otto, S Bhimji, W Chevalier, N Dickopp, M Shelkov, VG Shi, X Clark, PJ Cottingham, WN De Groot, N Dyce, N Foster, B Mass, A Lu, A McFall, JD Schieck, JR Mayer, B Brown, DN Marker, CE Wallom, D Schumm, BA van Bibber, K Wilson, FF Abe, K Hearty, C Haire, M Mattison, TS Oddone, PJ McKenna, JA Thiessen, D Blaylock, G Dal Corso, F Camanzi, B Jolly, S Playfer, S McKemey, AK Wagner, DL Judd, D Mallik, U Tinslay, J Seiden, A Blinov, VE Bukin, AD Bukin, DA Sen, S Kluth, S Buzykaev, AR Dubrovin, MS Golubev, VB Serfass, B Paick, K Ivanchenko, VN Swain, JE Wenaus, TJ Korol, AA Turri, M Walkowiak, W Dorigo, A Eigen, G Dallapiccola, C Vasseur, G Williams, DC Turnbull, L Wilson, MG Chen, E Dubois-Felsmann, GP Dvoretskii, A Hitlin, DG Gritsan, AV Falbo, M Galeazzi, F Hocker, A Metzler, S Oyang, J Benkebil, M Flood, K Porter, FC Ryd, A Reinertsen, PL Samuel, A Weaver, M Yang, S Bernard, D Zhu, RY Margoni, M Stoker, DP Cartaro, C Devmal, S Bozzi, C Hertzbach, SS Geld, TL Jayatilleke, S Mancinelli, G Yeche, C Meadows, BT Sokoloff, MD Stugu, B Michelon, G Wagoner, DE Bloom, P Fahey, S Wright, DM Ford, WT Morii, M Zito, M Gaede, F Dittongo, S Johnson, DR Michael, AK Nauenberg, U Priano, C Dahmes, B Olivas, A Park, H Rankin, P Copty, N Abbott, B Wuest, CR Kofler, R Roy, J Folegani, M Piemontese, L Albert, J Skovpen, YI Morandin, M Treadwell, E Purohit, MV Anulli, F Baldini-Ferroli, R Button-Shafer, J Calcaterra, A de Sangro, R Prell, S Carroll, M Pripstein, M Falciai, D Finocchiaro, G Boyd, JT Lynch, G Patteri, P Peruzzi, IM Telnov, VI Piccolo, M Xie, Y Zallo, A Bagnasco, S Bula, C Wilson, RJ Carpinelli, M Cahn, RN Fry, JR Posocco, M Buzzo, A Contri, R Crosetti, G Fabbricatore, P Farinon, S Yushkov, AN Lu, C Singh, H Lo Vetere, M Macri, M Lin, CS Monge, MR McGrath, P Musenich, R Gabathuler, E Pallavicini, M Clark, AR Parodi, R Green, MG Schubert, KR Passaggio, S Pastore, FC Patrignani, C Lankford, AJ Moore, TB Rotondo, M Pia, MG Gamet, R George, M Yumiceva, FX Blouw, J McDonald, KT Kay, M Payne, DJ Sloane, RJ Ahsan, A Groysman, Y Touramanis, C Dubitzky, RS Staengle, H Beringer, J Aspinwall, ML Bowerman, DA Richman, JD Dauncey, PD Egede, U Harton, JL Eschrich, I Gunawardane, NJW Martin, R Nash, JA Adam, I Cochran, J Arisaka, K Willocq, S Miftakov, V Sanders, P Jacobsen, RG Smith, D Azzopardi, DE Beck, JJ Krishnamurthy, M Telnov, AV Dixon, P Harrison, PF Simonetto, F Potter, RJL Cavallo, N Shorthouse, HW Wittlin, J Strother, P Buchanan, C Vidal, PB Lacker, HM Williams, MI Kadel, RW Cowan, G Soffer, A Stroili, R Schaffner, SF George, S Brau, B Kolomensky, YG Bartoldus, R Anthony, PL Cowan, R Sciolla, G Taylor, F Zhang, J Rahatlou, S Yamamoto, RK Gill, MS Torassa, E Britton, DI Milek, M Bonneaud, GR Patel, PM Trischuk, J Fan, Q Lanni, F Palombo, F Kral, JF Bauer, JM Kadyk, J Brandt, T Voci, C Aston, D Booke, M Raven, G Cremaldi, L Eschenburg, V Kroeger, R Dignan, T Reidy, J Sanders, DA Smith, AJS Summers, DJ Forti, F Martin, JP Benayoun, M Nief, JY Brose, J LeClerc, C Seitz, R Rong, G Taras, P Hamilton, R Tumanov, A Baird, K Zacek, V Briand, H Hart, PA McMahon, TR Chauveau, J David, P Meyer, AB Crawley, HB Maly, E De la Vaissiere, C Branson, JG Varnes, EW Del Buono, L Hamon, O Le Diberder, F Leruste, P Chun, S Lory, J Roos, L Kuznetsova, N Stark, J Sharma, V Fischer, PA Cavoto, G Versille, S Muller-Pfefferkorn, R Manfredi, PF Momayezi, M Re, V Ricciardi, S Speziali, V Frank, ED Bloom, E Gladney, L Guo, QH del Re, D Panetta, JH Lamsa, J Levy, SL Angelini, C Onuchin, AP Batignani, G Salvatore, F Boyarski, AM Bettarini, S Roe, NA Schwierz, R De Nardo, G Faccini, R Ferrarotto, F Verkerke, W Vaitsas, G Grosdidier, G Ferroni, F Bulos, F Fratini, K Lamanna, E Leonardi, E Mazzoni, MA Colberg, T Morganti, S Pierini, M Spaan, B Piredda, G Brown, D Calderini, G Romosan, A Hast, C Tehrani, FS Wang, P Serra, M Fabozzi, F Voena, C Christ, S Waldi, R Adye, T Claus, R Franek, B Davis, CL Wilden, L Geddes, NI Smith, JG Gopal, GP Gatto, C Xella, SM Dorfan, DE LePeltier, V Giorgi, MA Convery, MR Coupal, DP Brochard, F Lista, L Forti, AC Wenzel, WA Coward, DH Dorfan, J Doser, M Dunwoodie, W Meyer, WT Field, RC Glanzman, T Lutz, AM Godfrey, GL Paolucci, P Eisner, AM Fullwood, J Grosso, P Salnikov, AA Himel, T Lusiani, A Huffer, ME Bright-Thomas, PG Innes, WR Jessop, C Kelsey, MH Piccolo, D Plaszczynski, S Kim, P Robutti, E Kocian, ML Martinez-Vidal, F Langenegger, U |
Keywords: | Science & Technology;Physical Sciences;Physics, Multidisciplinary;Physics;PHYSICS;GAMMA |
Issue Date: | 2001 |
Publisher: | American Physical Society |
Citation: | Physical Review Letters, 87(15): Artn 151802, Oct 2001 |
Abstract: | We present measurements, based on a sample of approximately 23×106 BB̅ pairs, of the branching fractions and a search for CP-violating charge asymmetries in charmless hadronic decays of B mesons into two-body final states of kaons and pions. We find the branching fractions B(B0→π+π-) = (4.1±1.0±0.7)×10-6, B(B0→K+π-) = (16.7±1.6±1.3)×10-6, B(B+→K+π0) = (10.8-1.9+2.1±1.0)×10-6, B(B+→K0π+) = (18.2-3.0+3.3±2.0)×10-6, B(B0→K0π0) = (8.2-2.7+3.1±1.2)×10-6. We also report 90% confidence level upper limits for B meson decays to the π+π0, K+K-, and K̅ 0K+ final states. In addition, charge asymmetries have been found to be consistent with zero, where the statistical precision is in the range of ±0.10 to ±0.18, depending on the decay mode. |
Description: | This is the pre-print version of the Article. The official published version can be accessed from the link below. Copyright @ 2001 APS. |
URI: | http://prl.aps.org/abstract/PRL/v87/i15/e151802 http://bura.brunel.ac.uk/handle/2438/7520 |
DOI: | http://dx.doi.org/10.1103/PhysRevLett.87.151802 |
ISSN: | 0031-9007 |
Appears in Collections: | Electronic and Electrical Engineering Dept of Electronic and Electrical Engineering Research Papers
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