Data di Pubblicazione:
2005
Citazione:
Search for b -> u transitions in B- -> (DK-)-K-0 and B- -> (DK-)-K-*0 / B. Aubert, R. Barate, D. Boutigny, F. Couderc, Y. Karyotakis, J.P. Lees, V. Poireau, V. Tisserand, A. Zghiche, E. Grauges, A. Palano, M. Pappagallo, A. Pompili, J.C. Chen, N.D. Qi, G. Rong, P. Wang, Y.S. Zhu, G. Eigen, I. Ofte, B. Stugu, G.S. Abrams, M. Battaglia, A.W. Borgland, A.B. Breon, D.N. Brown, J. Button-Shafer, R.N. Cahn, E. Charles, C.T. Day, M.S. Gill, A.V. Gritsan, Y. Groysman, R.G. Jacobsen, R.W. Kadel, J. Kadyk, L.T. Kerth, Y.G. Kolomensky, G. Kukartsev, G. Lynch, L.M. Mir, P.J. Oddone, T.J. Orimoto, M. Pripstein, N.A. Roe, M.T. Ronan, W.A. Wenzel, M. Barrett, K.E. Ford, T.J. Harrison, A.J. Hart, C.M. Hawkes, S.E. Morgan, A.T. Watson, M. Fritsch, K. Goetzen, T. Held, H. Koch, B. Lewandowski, M. Pelizaeus, K. Peters, T. Schroeder, M. Steinke, J.T. Boyd, J.P. Burke, N. Chevalier, W.N. Cottingham, M.P. Kelly, T. Cuhadar-Donszelmann, C. Hearty, N.S. Knecht, T.S. Mattison, J.A. McKenna, A. Khan, P. Kyberd, L. Teodorescu, A.E. Blinov, V.E. Blinov, A.D. Bukin, V.P. Druzhinin, V.B. Golubev, V.N. Ivanchenko, E.A. Kravchenko, A.P. Onuchin, S.I. Serednyakov, Y.I. Skovpen, E.P. Solodov, A.N. Yushkov, D. Best, M. Bondioli, M. Bruinsma, M. Chao, I. Eschrich, D. Kirkby, A.J. Lankford, M. Mandelkern, R.K. Mommsen, W. Roethel, D.P. Stoker, C. Buchanan, B.L. Hartfiel, Falso Weinstein, S.D. Foulkes, J.W. Gary, O. Long, B.C. Shen, K. Wang, L. Zhang, D. del Re, H.K. Hadavand, E.J. Hill, D.B. MacFarlane, H.P. Paar, S. Rahatlou, V. Sharma, J.W. Berryhill, C. Campagnari, A. Cunha, B. Dahmes, T.M. Hong, A. Lu, M.A. Mazur, J.D. Richman, W. Verkerke, T.W. Beck, A.M. Eisner, C.J. Flacco, C.A. Heusch, J. Kroseberg, W.S. Lockman, G. Nesom, T. Schalk, B.A. Schumm, A. Seiden, P. Spradlin, D.C. Williams, M.G. Wilson, J. Albert, E. Chen, G.P. Dubois-Felsmann, A. Dvoretskii, D.G. Hitlin, I. Narsky, T. Piatenko, F.C. Porter, A. Ryd, A. Samuel, R. Andreassen, S. Jayatilleke, G. Mancinelli, B.T. Meadows, M.D. Sokoloff, F. Blanc, P. Bloom, S. Chen, W.T. Ford, U. Nauenberg, A. Olivas, P. Rankin, W.O. Ruddick, J.G. Smith, K.A. Ulmer, S.R. Wagner, J. Zhang, A. Chen, E.A. Eckhart, J.L. Harton, A. Soffer, W.H. Toki, R.J. Wilson, Q. Zeng, B. Spaan, D. Altenburg, T. Brandt, J. Brose, M. Dickopp, E. Feltresi, A. Hauke, V. Klose, H.M. Lacker, E. Maly, R. Nogowski, S. Otto, A. Petzold, G. Schott, J. Schubert, K.R. Schubert, R. Schwierz, J.E. Sundermann, D. Bernard, G.R. Bonneaud, P. Grenier, S. Schrenk, C. Thiebaux, G. Vasileiadis, M. Verderi, D.J. Bard, P.J. Clark, W. Gradl, F. Muheim, S. Playfer, Y. Xie, M. Andreotti, V. Azzolini, D. Bettoni, C. Bozzi, R. Calabrese, G. Cibinetto, E. Luppi, M. Negrini, L. Piemontese, F. Anulli, R. Baldini-Ferroli, A. Calcaterra, R. de Sangro, G. Finocchiaro, P. Patteri, I.M. Peruzzi, M. Piccolo, A. Zallo, A. Buzzo, R. Capra, R. Contri, M. Lo Vetere, M. Macri, M.R. Monge, S. Passaggio, C. Patrignani, E. Robutti, A. Santroni, S. Tosi, S. Bailey, G. Brandenburg, K.S. Chaisanguanthum, M. Morii, E. Won, R.S. Dubitzky, U. Langenegger, J. Marks, S. Schenk, U. Uwer, W. Bhimji, D.A. Bowerman, P.D. Dauncey, U. Egede, R.L. Flack, J.R. Gaillard, G.W. Morton, J.A. Nash, M.B. Nikolich, G.P. Taylor, M.J. Charles, G.J. Grenier, U. Mallik, A.K. Mohapatra, J. Cochran, H.B. Crawley, V. Eyges, W.T. Meyer, S. Prell, E.I. Rosenberg, A.E. Rubin, J. Yi, N. Arnaud, M. Davier, X. Giroux, G. Grosdidier, A. Hocker, F. Le Diberder, V. Lepeltier, A.M. Lutz, A. Oyanguren, T.C. Petersen, M. Pierini, S. Plaszczynski, S. Rodier, P. Roudeau, M.H. Schune, A. Stocchi, G. Wormser, C.H. Cheng, D.J. Lange, M.C. Simani, D.M. Wright, A.J. Bevan, C.A. Chavez, J.P. Coleman, I.J. Forster, J.R. Fry, E. Gabathuler, R. Gamet, K.A. George, D.E. Hutchcroft, R.J. Parry, D.J. Payne, C. Touramanis, C.M. Cormack, F. Di Lodovico, C.L. Brown, G. Cowan, H.U. Flaecher, M.G. Green, P.S. Jackson, T.R. McMahon, S. Ricciardi, F. Salvatore, D. Brown, C.L. Davis, J. Allison, N.R. Barlow, R.J. Barlow, M.C. Hodgkinson, G
Abstract:
We search for B-->(D) over tilde K-0(-) and B-->(D) over tilde K-*0(-) and charge conjugates. Here the symbol D-0 indicates decay of a D-0 or (D) over bar (0) into K(+)pi(-), while the symbol (D) over tilde (*0) indicates decay of a D-*0 or (D) over bar (*0) to D(0)pi(0) or D(0)gamma. These final states can be reached through the b -> c transition B--> (DK-)-K-(*)0 followed by the doubly Cabibbo-Kobayashi-Maskawa (CKM)-suppressed D-0-> K(+)pi(-), or the b -> u transition B-->(D) over bar K-(*)0(-) followed by the CKM-favored (D) over bar (0)-> K(+)pi(-). The interference of these two amplitudes is sensitive to the angle gamma of the unitarity triangle. Our results are based on 232x10(6) Upsilon(4S)-> B (B) over bar decays collected with the BABAR detector at SLAC. We find no significant evidence for these decays. We set a limit r(B)equivalent to vertical bar A(B-->(D) over bar K-0(-))/A(B--> (DK-)-K-0)vertical bar < 0.23 at 90% C.L. using the most conservative assumptions on the values of the CKM angle gamma and the strong phases in the B and D decay amplitudes. In the case of the D-* we set a 90% C.L. limit r(B)(*2)equivalent to A(B-->(D) over bar K-*0(-))/A(B--> (DK-)-K-*0)(2)<(0.16)(2) which is independent of assumptions on gamma and strong phases.
Tipologia IRIS:
01 - Articolo su periodico
Keywords:
B mesons; D mesons; electromagnetic decays; electroweak theories; meson hadronic decay; quark decay; Upsilon meson resonances
Elenco autori:
B. Aubert, R. Barate, D. Boutigny, F. Couderc, Y. Karyotakis, J.P. Lees, V. Poireau, V. Tisserand, A. Zghiche, E. Grauges, A. Palano, M. Pappagallo, A. Pompili, J.C. Chen, N.D. Qi, G. Rong, P. Wang, Y.S. Zhu, G. Eigen, I. Ofte, B. Stugu, G.S. Abrams, M. Battaglia, A.W. Borgland, A.B. Breon, D.N. Brown, J. Button Shafer, R.N. Cahn, E. Charles, C.T. Day, M.S. Gill, A.V. Gritsan, Y. Groysman, R.G. Jacobsen, R.W. Kadel, J. Kadyk, L.T. Kerth, Y.G. Kolomensky, G. Kukartsev, G. Lynch, L.M. Mir, P.J. Oddone, T.J. Orimoto, M. Pripstein, N.A. Roe, M.T. Ronan, W.A. Wenzel, M. Barrett, K.E. Ford, T.J. Harrison, A.J. Hart, C.M. Hawkes, S.E. Morgan, A.T. Watson, M. Fritsch, K. Goetzen, T. Held, H. Koch, B. Lewandowski, M. Pelizaeus, K. Peters, T. Schroeder, M. Steinke, J.T. Boyd, J.P. Burke, N. Chevalier, W.N. Cottingham, M.P. Kelly, T. Cuhadar Donszelmann, C. Hearty, N.S. Knecht, T.S. Mattison, J.A. Mckenna, A. Khan, P. Kyberd, L. Teodorescu, A.E. Blinov, V.E. Blinov, A.D. Bukin, V.P. Druzhinin, V.B. Golubev, V.N. Ivanchenko, E.A. Kravchenko, A.P. Onuchin, S.I. Serednyakov, Y.I. Skovpen, E.P. Solodov, A.N. Yushkov, D. Best, M. Bondioli, M. Bruinsma, M. Chao, I. Eschrich, D. Kirkby, A.J. Lankford, M. Mandelkern, R.K. Mommsen, W. Roethel, D.P. Stoker, C. Buchanan, B.L. Hartfiel, F. Weinstein, S.D. Foulkes, J.W. Gary, O. Long, B.C. Shen, K. Wang, L. Zhang, D. del Re, H.K. Hadavand, E.J. Hill, D.B. Macfarlane, H.P. Paar, S. Rahatlou, V. Sharma, J.W. Berryhill, C. Campagnari, A. Cunha, B. Dahmes, T.M. Hong, A. Lu, M.A. Mazur, J.D. Richman, W. Verkerke, T.W. Beck, A.M. Eisner, C.J. Flacco, C.A. Heusch, J. Kroseberg, W.S. Lockman, G. Nesom, T. Schalk, B.A. Schumm, A. Seiden, P. Spradlin, D.C. Williams, M.G. Wilson, J. Albert, E. Chen, G.P. Dubois Felsmann, A. Dvoretskii, D.G. Hitlin, I. Narsky, T. Piatenko, F.C. Porter, A. Ryd, A. Samuel, R. Andreassen, S. Jayatilleke, G. Mancinelli, B.T. Meadows, M.D. Sokoloff, F. Blanc, P. Bloom, S. Chen, W.T. Ford, U. Nauenberg, A. Olivas, P. Rankin, W.O. Ruddick, J.G. Smith, K.A. Ulmer, S.R. Wagner, J. Zhang, A. Chen, E.A. Eckhart, J.L. Harton, A. Soffer, W.H. Toki, R.J. Wilson, Q. Zeng, B. Spaan, D. Altenburg, T. Brandt, J. Brose, M. Dickopp, E. Feltresi, A. Hauke, V. Klose, H.M. Lacker, E. Maly, R. Nogowski, S. Otto, A. Petzold, G. Schott, J. Schubert, K.R. Schubert, R. Schwierz, J.E. Sundermann, D. Bernard, G.R. Bonneaud, P. Grenier, S. Schrenk, C. Thiebaux, G. Vasileiadis, M. Verderi, D.J. Bard, P.J. Clark, W. Gradl, F. Muheim, S. Playfer, Y. Xie, M. Andreotti, V. Azzolini, D. Bettoni, C. Bozzi, R. Calabrese, G. Cibinetto, E. Luppi, M. Negrini, L. Piemontese, F. Anulli, R. Baldini Ferroli, A. Calcaterra, R. de Sangro, G. Finocchiaro, P. Patteri, I.M. Peruzzi, M. Piccolo, A. Zallo, A. Buzzo, R. Capra, R. Contri, M. Lo Vetere, M. Macri, M.R. Monge, S. Passaggio, C. Patrignani, E. Robutti, A. Santroni, S. Tosi, S. Bailey, G. Brandenburg, K.S. Chaisanguanthum, M. Morii, E. Won, R.S. Dubitzky, U. Langenegger, J. Marks, S. Schenk, U. Uwer, W. Bhimji, D.A. Bowerman, P.D. Dauncey, U. Egede, R.L. Flack, J.R. Gaillard, G.W. Morton, J.A. Nash, M.B. Nikolich, G.P. Taylor, M.J. Charles, G.J. Grenier, U. Mallik, A.K. Mohapatra, J. Cochran, H.B. Crawley, V. Eyges, W.T. Meyer, S. Prell, E.I. Rosenberg, A.E. Rubin, J. Yi, N. Arnaud, M. Davier, X. Giroux, G. Grosdidier, A. Hocker, F. Le Diberder, V. Lepeltier, A.M. Lutz, A. Oyanguren, T.C. Petersen, M. Pierini, S. Plaszczynski, S. Rodier, P. Roudeau, M.H. Schune, A. Stocchi, G. Wormser, C.H. Cheng, D.J. Lange, M.C. Simani, D.M. Wright, A.J. Bevan, C.A. Chavez, J.P. Coleman, I.J. Forster, J.R. Fry, E. Gabathuler, R. Gamet, K.A. George, D.E. Hutchcroft, R.J. Parry, D.J. Payne, C. Touramanis, C.M. Cormack, F. Di Lodovico, C.L. Brown, G. Cowan, H.U. Flaecher, M.G. Green, P.S. Jackson, T.R. Mcmahon, S. Ricciardi, F. Salvatore, D. Brown, C.L. Davis, J. Allison, N.R. Barlow, R.J. Barlow, M.C. Hodgkinson, G.D. Lafferty, M.T. Naisbit, J.C. Williams, C. Chen, A. Farbin, W.D. Hulsber
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