Measurement of the branching ratio of B ¯ → D ( * ) τ − ν ¯ τ relative to B ¯ → D ( * ) ℓ − ν ¯ ℓ decays with hadronic tagging at Belle
Karlsruhe Institute of Technology · Ludwig-Maximilians-Universität München · +73 more institutions
Abstract
We report a measurement of the branching fraction ratios $R({D}^{(*)})$ of $\overline{B}\ensuremath{\rightarrow}{D}^{(*)}{\ensuremath{\tau}}^{\ensuremath{-}}{\overline{\ensuremath{\nu}}}_{\ensuremath{\tau}}$ relative to $\overline{B}\ensuremath{\rightarrow}{D}^{(*)}{\ensuremath{\ell}}^{\ensuremath{-}}{\overline{\ensuremath{\nu}}}_{\ensuremath{\ell}}$ (where $\ensuremath{\ell}=e$ or $\ensuremath{\mu}$) using the full Belle data sample of $772\ifmmode\times\else\texttimes\fi{}{10}^{6}B\overline{B}$ pairs collected at the $\mathrm{\ensuremath{\Upsilon}}(4S)$ resonance with the Belle detector at the KEKB asymmetric-energy ${e}^{+}{e}^{\ensuremath{-}}$ collider. The measured values are…
Citation impact
- FWCI
- 136.07
- Percentile
- 100%
- References
- 35
Authors
203Topics & keywords
- KEKB
- Branching fraction
- Physics
- Nuclear physics
- Hadron
- Particle physics
- Electron–positron annihilation
- Algorithm
Funding
- NSNational Science Foundation
- UDU.S. Department of Energy
- CCarl-Zeiss-Stiftung
- NRNational Research Foundation
- DODepartment of Science and Technology, Ministry of Science and Technology, India
- DFDeutsche Forschungsgemeinschaft
- VFVolkswagen Foundation
- MOMinistry of Education, Culture, Sports, Science and Technology
- SNSchweizerischer Nationalfonds zur Förderung der Wissenschaftlichen ForschungAward: 26794
- NNNational Natural Science Foundation of ChinaAwards: 10775142, 10575109, 11175187, 10875115, 11475187
- MŠMinisterstvo Školství, Mládeže a TělovýchovyAward: LG14034
- NSNational Science Council
- RFRussian Foundation for Basic Research
- ASAustrian Science FundAwards: P 22742-N16, P 26794, P 22742, P 26794-N20
- MOMinistry of Education and Science of the Russian Federation
- EHEuskal Herriko UnibertsitateaAwards: 11/55, UFI 11/55
- KIKorea Institute of Science and Technology
- KIKorea Institute of Science and Technology Information
- NRNational Research Foundation of KoreaAwards: 2013R1A1A3007772, 2014R1A1A2006456, KRF-2011-0021196, 2011-0029457, NRF-2013K1A3A7A06056592, 2014R1A2A2A01005286, KRF-2011-0020333, 2012R1A1A2008330, 2012-0008143, 2014R1A2A2A01002734
- IBIkerbasque, Basque Foundation for ScienceAward: UFI 11/55
- JAJavna Agencija za Raziskovalno Dejavnost RS
- NINational Institute of Informatics
- INIstituto Nazionale di Fisica Nucleare
- ARAustralian Research CouncilAward: P 26794-N20
- JSJapan Society for the Promotion of ScienceAward: 10875115
- INInstituto Nazionale di Fisica Nucleare
- PNPacific Northwest National Laboratory