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Measurement of the branching fraction of B →d (∗)πν at Belle using hadronic tagging in fully reconstructed events

Publication ,  Journal Article
Vossen, A; Adachi, I; Adamczyk, K; Aihara, H; Al Said, S; Asner, DM; Aulchenko, V; Aushev, T; Ayad, R; Badhrees, I; Bansal, V; Beleño, C ...
Published in: Physical Review D
July 1, 2018

We report a measurement of the branching fractions of the decays B→D(∗)πν. The analysis uses 772×106 BB. pairs produced in e+e-→(4S) data recorded by the Belle experiment at the KEKB asymmetric-energy e+e- collider. The tagging B meson in the decay is fully reconstructed in a hadronic decay mode. On the signal side, we reconstruct the decay B→D(∗)πν(=e,μ). The measured branching fractions are B(B+→D-π++ν)=[4.55±0.27 (stat.)±0.39 (syst.)]×10-3, B(B0→D.0π-+ν)=[4.05±0.36 (stat.)±0.41 (syst.)]×10-3, B(B+→D∗-π++ν)=[6.03±0.43 (stat.)±0.38 (syst.)]×10-3, and B(B0→D.∗0π-+ν)=[6.46±0.53 (stat.)±0.52 (syst.)]×10-3. These are in good agreement with the current world-average values.

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Published In

Physical Review D

DOI

EISSN

2470-0029

ISSN

2470-0010

Publication Date

July 1, 2018

Volume

98

Issue

1
 

Citation

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Vossen, A., Adachi, I., Adamczyk, K., Aihara, H., Al Said, S., Asner, D. M., … Pakhlova, G. (2018). Measurement of the branching fraction of B →d (∗)πν at Belle using hadronic tagging in fully reconstructed events. Physical Review D, 98(1). https://doi.org/10.1103/PhysRevD.98.012005
Vossen, A., I. Adachi, K. Adamczyk, H. Aihara, S. Al Said, D. M. Asner, V. Aulchenko, et al. “Measurement of the branching fraction of B →d (∗)πν at Belle using hadronic tagging in fully reconstructed events.” Physical Review D 98, no. 1 (July 1, 2018). https://doi.org/10.1103/PhysRevD.98.012005.
Vossen A, Adachi I, Adamczyk K, Aihara H, Al Said S, Asner DM, et al. Measurement of the branching fraction of B →d (∗)πν at Belle using hadronic tagging in fully reconstructed events. Physical Review D. 2018 Jul 1;98(1).
Vossen, A., et al. “Measurement of the branching fraction of B →d (∗)πν at Belle using hadronic tagging in fully reconstructed events.” Physical Review D, vol. 98, no. 1, July 2018. Scopus, doi:10.1103/PhysRevD.98.012005.
Vossen A, Adachi I, Adamczyk K, Aihara H, Al Said S, Asner DM, Aulchenko V, Aushev T, Ayad R, Badhrees I, Bansal V, Beleño C, Bhuyan B, Bilka T, Biswal J, Bondar A, Bozek A, Browder TE, Červenkov D, Chen A, Cheon BG, Chilikin K, Cho K, Choi SK, Choi Y, Choudhury S, Cinabro D, Cunliffe S, Dash N, Di Carlo S, DoleŽal Z, Eidelman S, Fast JE, Ferber T, Fulsom BG, Garg R, Gaur V, Gabyshev N, Garmash A, Gelb M, Goldenzweig P, Guido E, Hara T, Hartbrich O, Hayasaka K, Hayashii H, Hedges MT, Hirose S, Hou WS, Inami K, Ishikawa A, Itoh R, Iwasaki M, Iwasaki Y, Jacobs WW, Jaegle I, Jia S, Jin Y, Julius T, Kim DY, Kim HJ, Kim JB, Kim KT, Kim SH, Kinoshita K, Korpar S, Kotchetkov D, KriŽan P, Kroeger R, Krokovny P, Kuhr T, Kulasiri R, Kumita T, Kwon YJ, Lange JS, Lee IS, Lee SC, Li LK, Li Y, Li Gioi L, Libby J, Liventsev D, Lubej M, Masuda M, Merola M, Miyabayashi K, Miyata H, Mizuk R, Moon HK, Mussa R, Nakano E, Nakao M, Nanut T, Nath KJ, Nayak M, Niiyama M, Nishida S, Ono H, Pakhlov P, Pakhlova G. Measurement of the branching fraction of B →d (∗)πν at Belle using hadronic tagging in fully reconstructed events. Physical Review D. 2018 Jul 1;98(1).

Published In

Physical Review D

DOI

EISSN

2470-0029

ISSN

2470-0010

Publication Date

July 1, 2018

Volume

98

Issue

1