Absolute Branching Fraction Measurements of Exclusive D{sup +} Semileptonic Decays

Journal Article · Fri Oct 28 00:00:00 EDT 2005 · Physical Review Letters

DOI:https://doi.org/10.1103/PhysRevLett.95.181801· OSTI ID:20699485

Huang, G S; Miller, D H; Pavlunin, V; Sanghi, B; Shipsey, I P.J. ^[1]; Adams, G S; Chasse, M; Cravey, M; Cummings, J P; Danko, I; Napolitano, J ^[2]; He, Q; Muramatsu, H; Park, C S; Park, W; Thorndike, E H ^[3]; Coan, T E; Gao, Y S; Liu, F ^[4]; Artuso, M ^[5]

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1. Purdue University, West Lafayette, Indiana 47907 (United States)
2. Rensselaer Polytechnic Institute, Troy, New York 12180 (United States)
3. University of Rochester, Rochester, New York 14627 (United States)
4. Southern Methodist University, Dallas, Texas 75275 (United States)
5. Syracuse University, Syracuse, New York 13244 (United States); and others

Using data collected at the {psi}(3770) resonance with the CLEO-c detector at the Cornell e{sup +}e{sup -} storage ring, we present improved measurements of the absolute branching fractions of D{sup +} decays to K{sup 0}e{sup +}{nu}{sub e}, {pi}{sup 0}e{sup +}{nu}{sub e}, K*{sup 0}e{sup +}{nu}{sub e}, and {rho}{sup 0}e{sup +}{nu}{sub e}, and the first observation and absolute branching fraction measurement of D{sup +}{yields}{omega}e{sup +}{nu}{sub e}. We also report the most precise tests to date of isospin invariance in semileptonic D{sup 0} and D{sup +} decays.

• OSTI ID: 20699485
• Journal Information: Physical Review Letters, Journal Name: Physical Review Letters Journal Issue: 18 Vol. 95; ISSN 0031-9007; ISSN PRLTAO
• Country of Publication: United States
• Language: English

Related Subjects

72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BRANCHING RATIO
CESR STORAGE RING
D NEUTRAL MESONS
D PLUS MESONS
ELECTRON NEUTRINOS
ISOSPIN
K*-892 MESONS
KAONS NEUTRAL
MULTIPARTICLE SPECTROMETERS
OMEGA-782 MESONS
PARTICLE IDENTIFICATION
PIONS NEUTRAL
POSITRONS
PSI-3770 MESONS
RHO-770 MESONS
SEMILEPTONIC DECAY