Abstract
Using data collected by the FOCUS experiment at Fermilab, we present a new measurement of the charm semileptonic branching ratio frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )). From a sample of 320 ± 44 and 11372 ± 161 D+ → ρ0 μ+ ν and D+ → K- π+ μ+ ν events respectively, we find frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )) = 0.041 ± 0.006 ( stat ) ± 0.004 ( syst ).
Original language | English (US) |
---|---|
Pages (from-to) | 32-38 |
Number of pages | 7 |
Journal | Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics |
Volume | 637 |
Issue number | 1-2 |
DOIs | |
State | Published - Jun 1 2006 |
Externally published | Yes |
ASJC Scopus subject areas
- Nuclear and High Energy Physics
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New measurement of frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )) branching ratio. / Link, J. M.; Yager, P. M.; Anjos, J. C. et al.
In: Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Vol. 637, No. 1-2, 01.06.2006, p. 32-38.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - New measurement of frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )) branching ratio
AU - Link, J. M.
AU - Yager, P. M.
AU - Anjos, J. C.
AU - Bediaga, I.
AU - Castromonte, C.
AU - Machado, A. A.
AU - Magnin, J.
AU - Massafferri, A.
AU - de Miranda, J. M.
AU - Pepe, I. M.
AU - Polycarpo, E.
AU - dos Reis, A. C.
AU - Carrillo, S.
AU - Casimiro, E.
AU - Cuautle, E.
AU - Sánchez-Hernández, A.
AU - Uribe, C.
AU - Vá, F.
AU - Agostino, L.
AU - Cinquini, L.
AU - Cumalat, J. P.
AU - O'Reilly, B.
AU - Segoni, I.
AU - Stenson, K.
AU - Butler, J. N.
AU - Cheung, H. W.K.
AU - Chiodini, G.
AU - Gaines, I.
AU - Garbincius, P. H.
AU - Garren, L. A.
AU - Gottschalk, E.
AU - Kasper, P. H.
AU - Kreymer, A. E.
AU - Kutschke, R.
AU - Wang, M.
AU - Benussi, L.
AU - Bertani, M.
AU - Bianco, S.
AU - Fabbri, F. L.
AU - Pacetti, S.
AU - Zallo, A.
AU - Reyes, M.
AU - Cawlfield, C.
AU - Kim, D. Y.
AU - Rahimi, A.
AU - Wiss, J.
AU - Gardner, R.
AU - Kryemadhi, A.
AU - Chung, Y. S.
AU - Kang, J. S.
AU - Ko, B. R.
AU - Kwak, J. W.
AU - Lee, K. B.
AU - Cho, K.
AU - Park, H.
AU - Alimonti, G.
AU - Barberis, S.
AU - Boschini, M.
AU - Cerutti, A.
AU - D'Angelo, P.
AU - DiCorato, M.
AU - Dini, P.
AU - Edera, L.
AU - Erba, S.
AU - Inzani, P.
AU - Leveraro, F.
AU - Malvezzi, S.
AU - Menasce, D.
AU - Mezzadri, M.
AU - Moroni, L.
AU - Pedrini, D.
AU - Pontoglio, C.
AU - Prelz, F.
AU - Rovere, M.
AU - Sala, S.
AU - Davenport, T. F.
AU - Arena, V.
AU - Boca, G.
AU - Bonomi, G.
AU - Gianini, G.
AU - Liguori, G.
AU - Lopes Pegna, D.
AU - Merlo, M. M.
AU - Pantea, D.
AU - Ratti, S. P.
AU - Riccardi, C.
AU - Vitulo, P.
AU - Gö, C.
AU - Otalora, J.
AU - Hernandez, H.
AU - Lopez, A. M.
AU - Mendez, H.
AU - Paris, A.
AU - Quinones, J.
AU - Ramirez, J. E.
AU - Zhang, Y.
AU - Wilson, J. R.
AU - Handler, T.
AU - Mitchell, R.
AU - Engh, D.
AU - Hosack, M.
AU - Johns, W. E.
AU - Luiggi, E.
AU - Moore, J. E.
AU - Nehring, M.
AU - Sheldon, P. D.
AU - Vaandering, E. W.
AU - Webster, M.
AU - Sheaff, M.
N1 - Funding Information: We wish to acknowledge the assistance of the staffs of Fermi National Accelerator Laboratory, the INFN of Italy, and the physics departments of the collaborating institutions. This research was supported in part by the US National Science Foundation, the US Department of Energy, the Italian Istituto Nazionale di Fisica Nucleare and Ministero dell'Università e della Ricerca Scientifica e Tecnologica, the Brazilian Conselho Nacional de Desenvolvimento Científico e Tecnológico, CONACyT-México, the Korean Ministry of Education, and the Korea Research Foundation.
PY - 2006/6/1
Y1 - 2006/6/1
N2 - Using data collected by the FOCUS experiment at Fermilab, we present a new measurement of the charm semileptonic branching ratio frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )). From a sample of 320 ± 44 and 11372 ± 161 D+ → ρ0 μ+ ν and D+ → K- π+ μ+ ν events respectively, we find frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )) = 0.041 ± 0.006 ( stat ) ± 0.004 ( syst ).
AB - Using data collected by the FOCUS experiment at Fermilab, we present a new measurement of the charm semileptonic branching ratio frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )). From a sample of 320 ± 44 and 11372 ± 161 D+ → ρ0 μ+ ν and D+ → K- π+ μ+ ν events respectively, we find frac(BR ( D+ → ρ0 μ+ ν ), BR ( D+ → over(K, ̄)* 0 μ+ ν )) = 0.041 ± 0.006 ( stat ) ± 0.004 ( syst ).
UR - http://www.scopus.com/inward/record.url?scp=33646362746&partnerID=8YFLogxK
UR - http://www.scopus.com/inward/citedby.url?scp=33646362746&partnerID=8YFLogxK
U2 - 10.1016/j.physletb.2006.04.002
DO - 10.1016/j.physletb.2006.04.002
M3 - Article
AN - SCOPUS:33646362746
SN - 0370-2693
VL - 637
SP - 32
EP - 38
JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
JF - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
IS - 1-2
ER -