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On Measuring CP Violating Phase γ Using Neutral B Decays

1996/06/04 by N. G. Deshpande, Sechul Oh, Deshpande, N. G. +1
Engineering · Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Particle Accelerators and Free-Electron Lasers #Particle accelerators and beam dynamics #Particle physics theoretical and experimental studies #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/9606235

10 pages (Latex), No figures

arxiv created 1996/06/04 · openalex publication_date 1996/06/04 · arxiv updated 2009/11/30 · openalex created_date 2024/04/11 · openalex updated_date 2026/07/28

Abstract

We propose two independent methods to determine the CKM phase γ and the tree and penguin amplitudes using neutral B decays, assuming that the phase β is known. Based on flavor SU(3) symmetry and SU(3) breaking effect, one method uses the decay processes B0(t) → π0 KS, B0 → ηK0 (KS → ππ) and their charge-conjugate processes, and the other uses the processes B0(t) → π0 KS, B0 → π0 π0 and their charge-conjugate processes. From SU(3) breaking consideration, the latter method would be more useful.

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