Measurement of the branching fraction and C P asymmetry in B ⁺ → J /ψ ρ ⁺ decays

2018/12/31 by LHCb collaboration, R. Aaij, C. Abellán Beteta +851 · 9 citations
Chemistry · Mathematics · Physics and Astronomy · #Astrophysics #Asymmetry #Branching (polymer chemistry) #Branching fraction #Chemistry #High-Energy Particle Collisions Research #Luminosity #Mass fraction #Mathematics #Nuclear physics #Particle physics #Particle physics theoretical and experimental studies #Physics #Quantum Chromodynamics and Particle Interactions #Statistics #Systematic error #Thermodynamics #hep-ex

paper · pdf · doi:10.1140/epjc/s10052-019-6698-3

published in The European Physical Journal C 79(6) (Springer Science+Business Media) · All figures and tables, along with any supplementary material and additional information, are available at https://cern.ch/lhcbproject/Publications/p/LHCb-PAPER-2018-036.html

openalex created_date 2018/12/22 · openalex publication_date 2019/06/01 · arxiv created 2019/06/28 · arxiv updated 2019/07/01 · openalex updated_date 2026/08/05

Abstract

The branching fraction and direct CP asymmetry of the decay B + J/ + are measured using protonproton collision data collected with the LHCb detector at centre-of-mass energies of 7 and 8 TeV, corresponding to a total integrated luminosity of 3 fb -1 . The following results are obtained:

Citations

• Evidence for the decay B0→J/ψω and measurement of the relative branching fractions of Bs0 meson decays to J/ψη and J/ψη′
• PHOTOS Monte Carlo: a precision tool for QED correctionsin Z and W decays
• Precision physics withBs0→J/ψϕat the LHC: The quest for new physics
• TMVA - Toolkit for Multivariate Data Analysis
• Geant4 developments and applications
• Review of Particle Physics

Cited by

• Time-integrated CP-violation in beauty at LHCb