Exclusive Rare Decay B→ K^∗γ

1992/09/17 by Patrick J. O'Donnell, Patrick O’Donnell, O'Donnell, Patrick J. +2
Mathematics · Physics and Astronomy · #Bar (unit) #Decay chain #FOS: Physical sciences #Geometry #High Energy Physics - Phenomenology (hep-ph) #High-Energy Particle Collisions Research #Lepton #Mathematics #Nuclear physics #Particle physics #Particle physics theoretical and experimental studies #Physics #Quantum Chromodynamics and Particle Interactions #Quantum mechanics #Quark #Semileptonic decay #Spectrum (functional analysis) #Symmetry (geometry) #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/9209249

7 pages, UTPT-92-12, IP-ASTP-14, REVTEX

arxiv created 1992/09/17 · openalex publication_date 1992/09/17 · arxiv updated 2009/11/30 · openalex created_date 2024/04/10 · openalex updated_date 2026/07/28

Abstract

We show that the exclusive decay B→ K^∗γ can be related to the semileptonic decay B→ρeν using heavy-quark symmetry and SU(3) flavor symmetry. A direct measurement of the q²-spectrum for the semileptonic decay can provide relevant information for the exclusive rare decay.

Related

• Exclusive B→ K^** γ Decays in the QCD LCSR approach
• Theoretical Review of Radiative Rare B Decays
• Exclusive weak B decays to excited meson states
• Inclusive Rare B Decays
• Theory overview of semileptonic B decays