Journal article
Search for B+→K+τ+τ− at the BaBar experiment
Physical review letters, Vol.118(3), 031802
01/20/2017
DOI: 10.1103/PhysRevLett.118.031802
PMID: 28157371
Abstract
We search for the rare flavor-changing neutral current process $B^{+}\rightarrow K^{+}\tau^{+}\tau^{-}$ using data from the BABAR experiment. The data sample, collected at the center-of-mass energy of the $\Upsilon{(4S)}$ resonance, corresponds to a total integrated luminosity of 424 fb$^{-1}$ and to 471 million $B\overline{B}$ pairs. We reconstruct one $B$ meson, produced in the $\Upsilon{(4S)}\rightarrow B^{+} B^{-}$ decay, in one of many hadronic decay modes and search for activity compatible with a $B^{+}\rightarrow K^{+} \tau^{+}\tau^{-}$ decay in the rest of the event. Each $\tau$ lepton is required to decay leptonically into an electron or muon and neutrinos. Comparing the expected number of background events with the data sample after applying the selection criteria, we do not find evidence for a signal. The measured branching fraction is ($1.31^{+0.66}_{-0.61}$( stat.)$^{+0.35}_{-0.25}$( sys.)$) \times 10^{-3}$ with an upper limit, at the 90\% confidence level, of $\mathcal{B}(B^{+}\rightarrow K^{+}\tau^{+}\tau^{-})$$< 2.25\times 10^{-3}$.
Details
- Title: Subtitle
- Search for B+→K+τ+τ− at the BaBar experiment
- Creators
- A. M. Eisner - Santa Cruz Institute for Particle PhysicsJ Albert - University of VictoriaH Koch - Ruhr University BochumA Palano - University of BariW. S Lockman - Santa Cruz Institute for Particle PhysicsA. J Lankford - University of California, IrvineT Schroeder - Ruhr University BochumG Eigen - University of BergenW. Panduro Vazquez - Santa Cruz Institute for Particle PhysicsC Hearty - University of British ColumbiaDs Chao - California Institute of TechnologyTs Mattison - University of British ColumbiaCh Cheng - California Institute of TechnologyVp Druzhinin - Budker Institute of Nuclear PhysicsB Echenard - California Institute of TechnologyT. S Miyashita - California Institute of TechnologyJa Mckenna - University of British ColumbiaP Ongmongkolkul - California Institute of TechnologyVb Golubev - Budker Institute of Nuclear PhysicsRy So - University of British ColumbiaKt Flood - California Institute of TechnologyEa Kravchenko - Budker Institute of Nuclear PhysicsVe Blinov - Novosibirsk State UniversityFc Porter - California Institute of TechnologyAp Onuchin - Budker Institute of Nuclear PhysicsDg Hitlin - California Institute of TechnologyAr Buzykaev - Budker Institute of Nuclear PhysicsM RoehrkenZ Huard - University of CincinnatiE Fioravanti - University of FerraraBt Meadows - University of CincinnatiI Garzia - University of FerraraBg Pushpawela - University of CincinnatiE Luppi - University of FerraraMd Sokoloff - University of CincinnatiV SantoroA CalcaterraJg Smith - University of Colorado BoulderR SangroSr Wagner - University of Colorado BoulderG FinocchiaroD Bernard - École PolytechniqueS MartellottiM Verderi - École PolytechniqueP PatteriD BettoniIm PeruzziC BozziM PiccoloA ZalloR Calabrese - University of FerraraG Cibinetto - University of FerraraS PassaggioC PatrignaniB Bhuyan - Indian Institute of Technology GuwahatiC Chen - Iowa State UniversityS Prell - Iowa State UniversityAv Gritsan - Johns Hopkins UniversityH Ahmed - Jazan UniversityN Arnaud - Université Paris-SudM Davier - Université Paris-SudSi Serednyakov - Budker Institute of Nuclear PhysicsF Le Diberder - Université Paris-SudA Hafner - University of MainzAm Lutz - Université Paris-SudJ Kim - California Institute of TechnologyG Wormser - Université Paris-SudK. R Schubert - University of MainzL Sun - University of CincinnatiDj Lange - Lawrence Livermore National LaboratoryDm Wright - Lawrence Livermore National LaboratoryRj Barlow - University of ManchesterJp Lees - Laboratoire d’Annecy de Physique des ParticulesJp Coleman - University of LiverpoolE Gabathuler - University of LiverpoolGd Lafferty - University of ManchesterU Mallik - University of IowaDj Payne - University of LiverpoolC Touramanis - University of LiverpoolR Cenci - University of Maryland, College ParkAj Bevan - Queen Mary University of LondonJ Cochran - Iowa State UniversityA Jawahery - University of Maryland, College ParkF Di Lodovico - Queen Mary University of LondonR Sacco - Queen Mary University of LondonYu I Skovpen - Budker Institute of Nuclear PhysicsG Cowan - University of LondonDa Roberts - University of Maryland, College ParkSw Banerjee - University of LouisvilleM. T Graham - SLAC National Accelerator LaboratoryCl Davis - University of LouisvilleR Cowan - Massachusetts Institute of TechnologyAg Denig - University of MainzV Poireau - Laboratoire d’Annecy de Physique des ParticulesR Cheaib - McGill UniversityM Fritsch - University of MainzW Gradl - University of MainzEp Solodov - Budker Institute of Nuclear PhysicsK Griessinger - University of MainzSh Robertson - McGill UniversityP Kim - SLAC National Accelerator LaboratoryB DeyV Tisserand - Laboratoire d’Annecy de Physique des ParticulesN NeriJ. W Gary - University of California, RiversideF Palombo - University of MilanDb Macfarlane - SLAC National Accelerator LaboratoryL Cremaldi - University of MississippiO Long - University of California, RiversideR Godang - University of MississippiDj Summers - University of MississippiJr Wilson - University of South CarolinaD. N Brown - Lawrence Berkeley National LaboratoryP Taras - Université de MontréalE Grauges - Universitat de BarcelonaG NardoC. P Jessop - University of Notre DameYu G Kolomensky - Lawrence Berkeley National LaboratoryC SciaccaG RavenK Honscheid - Ohio State UniversityJm Losecco - University of Notre DameK. Yu Todyshev - Budker Institute of Nuclear PhysicsA GazR Kass - Ohio State UniversityM Margoni - University of PaduaM PosoccoM RotondoG Simi - University of PaduaF Simonetto - University of PaduaR Stroili - University of PaduaS Akar - Marie CurieE Ben-HaimM Bomben - Marie CurieGr Bonneaud - Marie CurieG Calderini - Marie CurieJ Chauveau - Marie CurieG Marchiori - Marie CurieJ Ocariz - Marie CurieM Biasini - University of PerugiaE ManoniA RossiG Batignani - University of PisaS Bettarini - University of PisaM Carpinelli - University of PisaG Casarosa - University of PisaM ChrzaszczF Forti - University of PisaMa Giorgi - University of PisaA Lusiani - Scuola Normale SuperioreB Oberhof - University of PisaE Paoloni - University of PisaM RamaG Rizzo - University of PisaJj WalshAjs SmithF AnulliR Faccini - Sapienza University of RomeF Ferrarotto - Sapienza University of RomeF Ferroni - Sapienza University of RomeA Pilloni - Sapienza University of RomeG PireddaC BuengerM HessS Dittrich - University of RostockO GruenbergT Leddig - University of RostockC VossR Waldi - University of RostockT Adye - Rutherford Appleton LaboratoryFf Wilson - Rutherford Appleton LaboratoryS EmeryG VasseurD Aston - SLAC National Accelerator LaboratoryC Cartaro - SLAC National Accelerator LaboratoryJ Dorfan - SLAC National Accelerator LaboratoryW Dunwoodie - SLAC National Accelerator LaboratoryC Hast - SLAC National Accelerator LaboratoryM Ebert - SLAC National Accelerator LaboratoryWr Innes - SLAC National Accelerator LaboratoryRc Field - SLAC National Accelerator LaboratoryBg Fulsom - SLAC National Accelerator LaboratoryDwgs LeithS Luitz - SLAC National Accelerator LaboratoryV Luth - SLAC National Accelerator LaboratoryDr Muller - SLAC National Accelerator LaboratoryH Neal - SLAC National Accelerator LaboratoryBn Ratcliff - SLAC National Accelerator LaboratoryA Roodman - SLAC National Accelerator LaboratoryMk Sullivan - SLAC National Accelerator LaboratoryJ Va VraWj Wisniewski - SLAC National Accelerator LaboratoryM. V Purohit - University of South CarolinaA Randle-CondeSj Sekula - Southern Methodist UniversityM Bellis - Stanford UniversityPr Burchat - Stanford UniversityEmt PuccioMs Alam - State University of New York SystemR Gorodeisky - Tel Aviv UniversityJa Ernst - State University of New York SystemN Guttman - Tel Aviv UniversityDr Peimer - Tel Aviv UniversityA Soffer - Tel Aviv UniversitySm Spanier - University of TennesseeJl Ritchie - University of Texas at AustinRf Schwitters - University of Texas at AustinJm Izen - University of Texas at DallasX. C Lou - University of Texas at DallasF Bianchi - University of TurinF MoriA FilippiD Gamba - University of TurinL Lanceri - University of TriesteL Vitale - University of TriesteF Martinez-VidalA Oyanguren - Universitat de ValènciaA Beaulieu - University of VictoriaFu Bernlochner - University of VictoriaR Kowalewski - University of VictoriaGj King - University of VictoriaT Lueck - University of VictoriaIm Nugent - University of VictoriaJm Roney - University of VictoriaN Tasneem - University of VictoriaTj Gershon - University of WarwickPf Harrison - University of WarwickTe Latham - University of WarwickR Prepost - University of Wisconsin–MadisonSl Wu - University of Wisconsin–MadisonBaBaR Collaboration
- Resource Type
- Journal article
- Publication Details
- Physical review letters, Vol.118(3), 031802
- DOI
- 10.1103/PhysRevLett.118.031802
- PMID
- 28157371
- NLM abbreviation
- Phys Rev Lett
- ISSN
- 0031-9007
- eISSN
- 1079-7114
- Publisher
- American Physical Society
- Grant note
- unidentified / Natural Sciences and Engineering Research Council of Canada (nserc_______::NSERC)
- Language
- English
- Date published
- 01/20/2017
- Academic Unit
- Physics and Astronomy
- Record Identifier
- 9984200059502771
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