We present measurements of branching fractions of B-0 decays to multibody final states containing protons, based on 232x10(6) Upsilon(4S)-> B (anti-B) decays collected with the BABAR detector at the SLAC PEP-II asymmetric-energy B factory. We measure the branching fractions B(B0 -> anti-D0 p anti-p)=(1.13 +/- 0.06 +/- 0.08)x10(-4), B(B0 -> D*0 p anti-p)=(1.01 +/- 0.10 +/- 0.09)x10(-4), B(B0 -> D- p anti-p pi+)=(3.38 +/- 0.14 +/- 0.29)x10(-4), and B(B0 -> D*- p anti-p pi+)=(4.81 +/- 0.22 +/- 0.44)x10(-4) where the first error is statistical and the second systematic. We present a search for the charmed pentaquark state, Theta(c)(3100) observed by H1 and put limits on the branching fraction B(B0 -> Theta(c) anti-p pi+)xB(Theta(c)-> D*- p)< 14x10(-6) and B(B0 -> Theta(c) anti-p pi+)xB(Theta(c)-> D- p)< 9x10^(-6). Upon investigation of the decay structure of the above four B-0 decay modes, we see an enhancement at low p anti-p mass and deviations from phase-space in the anti-D anti-p, and anti-D p invariant mass spectra.

Measurements of the decays B0 -> anti-D0 p anti-p , B0 -> anti-D*0 p anti-p, B0 -> D- p anti-p pi+, and B0 -> D*- p anti-p pi+ / B. AUBERT, R. BARATE, M. BONA, D. BOUTIGNY, F. COUDERC, Y. KARYOTAKIS, J.P. LEES, V. POIREAU, V. TISSERAND, A. ZGHICHE, E. GRAUGES, A. PALANO, M. PAPPAGALLO, J.C. CHEN, N.D. QI, G. RONG, P. WANG, Y.S. ZHU, G. EIGEN, I. OFTE, B. STUGU, G.S. ABRAMS, M. BATTAGLIA, D.N. BROWN, J. BUTTON-SHAFER, R.N. CAHN, E. CHARLES, C.T. DAY, M.S. GILL, Y. GROYSMAN, R.G. JACOBSEN, J.A. 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, K. GOETZEN, T. HELD, H. KOCH, B. LEWANDOWSKI, M. PELIZAEUS, K. PETERS, T. SCHROEDER, M. STEINKE, J.T. BOYD, J.P. BURKE, W.N. COTTINGHAM, D. WALKER, T. CUHADAR-DONSZELMANN, B.G. FULSOM, C. HEARTY, N.S. KNECHT, T.S. MATTISON, J.A. MCKENNA, A. KHAN, P. KYBERD, M. SALEEM, L. TEODORESCU, V.E. BLINOV, A.D. BUKIN, V.P. DRUZHININ, V.B. GOLUBEV, A.P. ONUCHIN, S.I. SEREDNYAKOV, Y.I. SKOVPEN, E.P. SOLODOV, K.Y. TODYSHEV, D.S. BEST, M. BONDIOLI, M. BRUINSMA, M. CHAO, S. CURRY, I. ESCHRICH, D. KIRKBY, A.J. LANKFORD, P. LUND, M. MANDELKERN, R.K. MOMMSEN, W. ROETHEL, D.P. STOKER, S. ABACHI, C. BUCHANAN, S.D. FOULKES, J.W. GARY, O. LONG, B.C. SHEN, K. WANG, L. ZHANG, H.K. HADAVAND, E.J. HILL, H.P. PAAR, S. RAHATLOU, V. SHARMA, J.W. BERRYHILL, C. CAMPAGNARI, A. CUNHA, B. DAHMES, T.M. HONG, D. KOVALSKYI, J.D. RICHMAN, 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, A. DVORETSKII, D.G. HITLIN, I. NARSKY, T. PIATENKO, F.C. PORTER, A. RYD, A. SAMUEL, R. ANDREASSEN, G. MANCINELLI, B.T. MEADOWS, M.D. SOKOLOFF, F. BLANC, P.C. BLOOM, S. CHEN, W.T. FORD, J.F. HIRSCHAUER, A. KREISEL, U. NAUENBERG, A. OLIVAS, W.O. RUDDICK, J.G. SMITH, K.A. ULMER, S.R. WAGNER, J. ZHANG, A. CHEN, E.A. ECKHART, A. SOFFER, W.H. TOKI, R.J. WILSON, F. WINKLMEIER, Q. ZENG, D.D. ALTENBURG, E. FELTRESI, A. HAUKE, H. JASPER, B. SPAAN, T. BRANDT, V. KLOSE, H.M. LACKER, W.F. MADER, R. NOGOWSKI, A. PETZOLD, J. SCHUBERT, K.R. SCHUBERT, R. SCHWIERZ, J.E. SUNDERMANN, A. VOLK, D. BERNARD, G.R. BONNEAUD, P. GRENIER, E. LATOUR, C. THIEBAUX, M. VERDERI, D.J. BARD, P.J. CLARK, W. GRADL, F. MUHEIM, S. PLAYFER, A.I. ROBERTSON, Y. XIE, M. ANDREOTTI, D. BETTONI, C. BOZZI, R. CALABRESE, G. CIBINETTO, E. LUPPI, M. NEGRINI, A. PETRELLA, L. PIEMONTESE, E. PRENCIPE, F. ANULLI, R. BALDINI-FERROLI, A. CALCATERRA, R. DE SANGRO, G. FINOCCHIARO, S. PACETTI, P. PATTERI, I.M. PERUZZI, M. PICCOLO, M. RAMA, A. ZALLO, A. BUZZO, R. CAPRA, R. CONTRI, M. LO VETERE, M.M. MACRI, M.R. MONGE, S. PASSAGGIO, C. PATRIGNANI, E. ROBUTTI, A. SANTRONI, S. TOSI, G. BRANDENBURG, K.S. CHAISANGUANTHUM, M. MORII, J. WU, R.S. DUBITZKY, J. MARKS, S. SCHENK, U. UWER, W. BHIMJI, D.A. BOWERMAN, P.D. DAUNCEY, U. EGEDE, R.L. FLACK, J.R. GAILLARD, J.A. NASH, M.B. NIKOLICH, W.P. VAZQUEZ, X. CHAI, M.J. CHARLES, U. MALLIK, N.T. MEYER, V. ZIEGLER, J. COCHRAN, H.B. CRAWLEY, L. DONG, V. EYGES, W.T. MEYER, S. PRELL, E.I. ROSENBERG, A.E. RUBIN, A.V. GRITSAN, M. FRITSCH, G. SCHOTT, N. ARNAUD, M. DAVIER, G. GROSDIDIER, A. HOECKER, F. LE DIBERDER, V. LEPELTIER, A.M. LUTZ, A. OYANGUREN, S. PRUVOT, S. RODIER, P. ROUDEAU, M.H. SCHUNE, A. STOCCHI, W.F. WANG, G. WORMSER, C.H. CHENG, D.J. LANGE, D.M. WRIGHT, C.A. CHAVEZ, I.J. FORSTER, J.R. FRY, E. GABATHULER, R. GAMET, K.A. GEORGE, D.E. HUTCHCROFT, D.J. PAYNE, K.C. SCHOFIELD, C. TOURAMANIS, A.J. BEVAN, F. DI LODOVICO, W. MENGES, R. SACCO, C.L. BROWN, G. COWAN, H.U. FLAECHER, D.A. HOPKINS, P.S. JACKSON, T.R. MCMAHON, S. RICCIARDI, F. SALVATORE, D.N. BROWN, C.L. DAVIS, J. ALLISON, N.R. BARLOW, R.J. BARLOW, Y.M. CHIA, C.L. EDGAR, M.P. KELLY, G.D. LAFFERTY, M.T. NAISBIT, J.C. WILLIAMS, J.I. YI, C. CHEN, W.D. HULSBERGEN, A. JAWAHERY, C.K. LAE, D.A. ROBERTS, G. SIMI, G. BLAYLOCK, C. DALLAPICCOLA, S.S. HERTZBACH, X. LI, T.B. MOORE, S. SAREMI, H. STAENGLE, S.Y. WILLOCQ, R. COWAN, K. KOENEKE, G. SCIOLLA, S.J. SEKULA, M. SPITZNAGEL, F. TAYLOR, R.K. YAMAMOTO, H. KIM, P.M. PATEL, C.T. POTTER, S.H. ROBERTSON, A. LAZZARO, V. LOMBARDO, F. PALOMBO, J.M. BAUER, L. CREMALDI, V. ESCHENBURG, R. GODANG, R. KROEGER, J. REIDY, D.A. SANDERS, D.J. SUMMERS, H.W. ZHAO, S. BRUNET, D. COTE, M. SIMARD, P. TARAS, F.B. VIAUD, H. NICHOLSON, N. CAVALLO, G. DE NARDO, D. DEL RE, F. FABOZZI, C. GATTO, L. LISTA, D. MONORCHIO, D. PICCOLO, C. SCIACCA, M. BAAK, H. BULTEN, G. RAVEN, H.L. SNOEK, C.P. JESSOP, J.M. LOSECCO, T. ALLMENDINGER, G. BENELLI, K.K. GAN, K. HONSCHEID, D. HUFNAGEL, P.D. JACKSON, H. KAGAN, R. KASS, T. PULLIAM, A.M. RAHIMI, R. TER-ANTONYAN, Q.K. WONG, N.L. BLOUNT, J. BRAU, R. FREY, O. IGONKINA, M. LU, R. RAHMAT, N.B. SINEV, D. STROM, J. STRUBE, E. TORRENCE, F. GALEAZZI, A. GAZ, M. MARGONI, M. MORANDIN, A. POMPILI, M. POSOCCO, M. ROTONDO, F. SIMONETTO, R. STROILI, C. VOCI, M. BENAYOUN, J. CHAUVEAU, P. DAVID, L. DEL BUONO, C. DE LA VAISSIERE, O. HAMON, B.L. HARTFIEL, M.J.J. JOHN, P. LERUSTE, J. MALCLES, J. OCARIZ, L. ROOS, G. THERIN, P.K. BEHERA, L. GLADNEY, J. PANETTA, M. BIASINI, R. COVARELLI, M. PIOPPI, C. ANGELINI, G. BATIGNANI, S. BETTARINI, F. BUCCI, G. CALDERINI, M. CARPINELLI, R. CENCI, F. FORTI, M.A. GIORGI, A. LUSIANI, G. MARCHIORI, M.A. MAZUR, M. MORGANTI, N. NERI, E. PAOLONI, G. RIZZO, J. WALSH, M. HAIRE, D. JUDD, D.E. WAGONER, J. BIESIADA, N. DANIELSON, P. ELMER, Y.P. LAU, C. LU, J. OLSEN, A.J.S. SMITH, A.V. TELNOV, F. BELLINI, G. CAVOTO, A. D'ORAZIO, E. DI MARCO, R. FACCINI, F. FERRAROTTO, F. FERRONI, M. GASPERO, L.L. GIOI, M.A. MAZZONI, S. MORGANTI, G. PIREDDA, F. POLCI, F.S. TEHRANI, C. VOENA, M. EBERT, H. SCHRODER, R. WALDI, T. ADYE, N. DE GROOT, B. FRANEK, E.O. OLAIYA, F.F. WILSON, S. EMERY, A. GAIDOT, S.F. GANZHUR, G.H. DE MONCHENAULT, W. KOZANECKI, M. LEGENDRE, B. MAYER, G. VASSEUR, C. YECHE, M. ZITO, W. PARK, M.V. PUROHIT, A.W. WEIDEMANN, J.R. WILSON, M.T. ALLEN, D. ASTON, R. BARTOLDUS, P. BECHTLE, N. BERGER, A.M. BOYARSKI, R. CLAUS, J.P. COLEMAN, M.R. CONVERY, M. CRISTINZIANI, J.C. DINGFELDER, D. DONG, J. DORFAN, G.P. DUBOIS-FELSMANN, D. DUJMIC, W. DUNWOODIE, R.C. FIELD, T. GLANZMAN, S.J. GOWDY, M.T. GRAHAM, V. HALYO, C. HAST, T. HRYN'OVA, W.R. INNES, M.H. KELSEY, P. KIM, M.L. KOCIAN, D.W.G.S. LEITH, S. LI, J. LIBBY, S. LUITZ, V. LUTH, H.L. LYNCH, D.B. MACFARLANE, H. MARSISKE, R. MESSNER, D.R. MULLER, C.P. O'GRADY, V.E. OZCAN, A. PERAZZO, M. PERL, B.N. RATCLIFF, A. ROODMAN, A.A. SALNIKOV, R.H. SCHINDLER, J. SCHWIENING, A. SNYDER, J. STELZER, D. SU, M.K. SULLIVAN, K. SUZUKI, S.K. SWAIN, J.M. THOMPSON, J. VA'VRA, N. VAN BAKEL, M. WEAVER, A.J.R. WEINSTEIN, W.J. WISNIEWSKI, M. WITTGEN, D.H. WRIGHT, A.K. YARRITU, K. YI, C.C. YOUNG, P.R. BURCHAT, A.J. EDWARDS, S.A. MAJEWSKI, B.A. PETERSEN, C. ROAT, L. WILDEN, S. AHMED, M.S. ALAM, R. BULA, J.A. ERNST, V. JAIN, B. PAN, M.A. SAEED, F.R. WAPPLER, S.B. ZAIN, W. BUGG, M. KRISHNAMURTHY, S.M. SPANIER, R. ECKMANN, J.L. RITCHIE, A. SATPATHY, C.J. SCHILLING, R.F. SCHWITTERS, J.M. IZEN, I. KITAYAMA, X.C. LOU, S. YE, F. BIANCHI, F. GALLO, D. GAMBA, M. BOMBEN, L. BOSISIO, C. CARTARO, F. COSSUTTI, G. DELLA RICCA, S. DITTONGO, S. GRANCAGNOLO, L. LANCERI, L. VITALE, V. AZZOLINI, F. MARTINEZ-VIDAL, S. BANERJEE, B. BHUYAN, C.M. BROWN, D. FORTIN, K. HAMANO, R. KOWALEWSKI, I.M. NUGENT, J.M. RONEY, R.J. SOBIE, J.J. BACK, P.F. HARRISON, T.E. LATHAM, G.B. MOHANTY, H.R. BAND, X. CHEN, B. CHENG, S. DASU, M. DATTA, A.M. EICHENBAUM, K.T. FLOOD, J.J. HOLLAR, J.R. JOHNSON, P.E. KUTTER, H. LI, R. LIU, B. MELLADO, A. MIHALYI, A.K. MOHAPATRA, Y. PAN, M. PIERINI, R. PREPOST, P. TAN, S.L. WU, Z. YU, H. NEAL. - In: PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY. - ISSN 1550-7998. - 74:5(2006), pp. 051101.051101-1-051101.051101-8.

Measurements of the decays B0 -> anti-D0 p anti-p , B0 -> anti-D*0 p anti-p, B0 -> D- p anti-p pi+, and B0 -> D*- p anti-p pi+

A. LAZZARO;V. LOMBARDO;F. PALOMBO;N. NERI;
2006

Abstract

We present measurements of branching fractions of B-0 decays to multibody final states containing protons, based on 232x10(6) Upsilon(4S)-> B (anti-B) decays collected with the BABAR detector at the SLAC PEP-II asymmetric-energy B factory. We measure the branching fractions B(B0 -> anti-D0 p anti-p)=(1.13 +/- 0.06 +/- 0.08)x10(-4), B(B0 -> D*0 p anti-p)=(1.01 +/- 0.10 +/- 0.09)x10(-4), B(B0 -> D- p anti-p pi+)=(3.38 +/- 0.14 +/- 0.29)x10(-4), and B(B0 -> D*- p anti-p pi+)=(4.81 +/- 0.22 +/- 0.44)x10(-4) where the first error is statistical and the second systematic. We present a search for the charmed pentaquark state, Theta(c)(3100) observed by H1 and put limits on the branching fraction B(B0 -> Theta(c) anti-p pi+)xB(Theta(c)-> D*- p)< 14x10(-6) and B(B0 -> Theta(c) anti-p pi+)xB(Theta(c)-> D- p)< 9x10^(-6). Upon investigation of the decay structure of the above four B-0 decay modes, we see an enhancement at low p anti-p mass and deviations from phase-space in the anti-D anti-p, and anti-D p invariant mass spectra.
B mesons ; baryon hadronic decay ; hyperon resonances ; meson hadronic decay ; Upsilon meson resonances
Settore FIS/01 - Fisica Sperimentale
2006
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/22712
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