$Absolute branching fraction measurements of exclusive D+ semileptonic decays$

Absolute branching fraction measurements of exclusive D+ semileptonic decays

Using data collected at the psi(3770) resonance with the CLEO-c detector at the Cornell e+e- storage ring, we present improved measurements of the absolute branching fractions of D+decays to K0e+ve, pi0e+ve, K*0e+ve, and p0e+ve, and the first observation and absolute branching fraction measurement o...

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Veröffentlicht in:	Physical review letters 2005-10, Vol.95 (18), p.181801.1-181801.5, Article 181801
Hauptverfasser:	HUANG, G. S, MILLER, D. H, NAPOLITANO, J, HE, Q, MURAMATSU, H, PARK, C. S, PARK, W, THORNDIKE, E. H, COAN, T. E, GAO, Y. S, LIU, F, ARTUSO, M, PAVLUNIN, V, BOULAHOUACHE, C, BLUSK, S, BUTT, J, DAMBASUREN, E, DORJKHAIDAV, O, LI, J, MENAA, N, MOUNTAIN, R, NANDAKUMAR, R, RANDRIANARIVONY, K, SANGHI, B, REDJIMI, R, SIA, R, SKWARNICKI, T, STONE, S, WANG, J. C, ZHANG, K, CSORNA, S. E, BONVICINI, G, CINABRO, D, DUBROVIN, M, SHIPSEY, I. P. J, BRIERE, R. A, CHEN, G. P, CHEN, J, FERGUSON, T, TATISHVILI, G, VOGEL, H, WATKINS, M. E, ROSNER, J. L, ADAM, N. E, ALEXANDER, J. P, ADAMS, G. S, BERKELMAN, K, CASSEL, D. G, CREDE, V, DUBOSCQ, J. E, ECKLUND, K. M, EHRLICH, R, FIELDS, L, GIBBONS, L, GITTELMAN, B, GRAY, R, CHASSE, M, CRAVEY, M, CUMMINGS, J. P, DANKO, I
Format:	Artikel
Sprache:	eng
Schlagworte:	BRANCHING RATIO CESR STORAGE RING D NEUTRAL MESONS D PLUS MESONS Decays of charmed mesons ELECTRON NEUTRINOS Exact sciences and technology ISOSPIN K-892 MESONS KAONS NEUTRAL Leptonic and semileptonic decays of mesons MULTIPARTICLE SPECTROMETERS OMEGA-782 MESONS PARTICLE IDENTIFICATION Physics PHYSICS OF ELEMENTARY PARTICLES AND FIELDS PIONS NEUTRAL POSITRONS PSI-3770 MESONS RHO-770 MESONS SEMILEPTONIC DECAY Specific reactions and phenomenology The physics of elementary particles and fields
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Zusammenfassung:	Using data collected at the psi(3770) resonance with the CLEO-c detector at the Cornell e+e- storage ring, we present improved measurements of the absolute branching fractions of D+decays to K0e+ve, pi0e+ve, K*0e+ve, and p0e+ve, and the first observation and absolute branching fraction measurement of D+ --> omega e+ve. We also report the most precise tests to date of isospin invariance in semileptonic D0 and D+ decays.
ISSN:	0031-9007 1079-7114
DOI:	10.1103/PhysRevLett.95.181801