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Nonleptonic weak decays ofBtoDsandDmesons

2005/11/30 by C. Thomas, C. E. Thomas · 1 citation
Mathematics · Physics and Astronomy · #Algorithm #Branching fraction #Factorization #Geometry #High-Energy Particle Collisions Research #Mathematics #Meson #Nuclear physics #Particle physics #Particle physics theoretical and experimental studies #Physics #Pseudoscalar #Quantum Chromodynamics and Particle Interactions #Quantum chromodynamics #Quark #Scalar (mathematics) #hep-ph

paper · pdf · doi:10.1103/physrevd.73.054016

published as Phys.Rev.D73:054016,2006 · 21 pages, 9 figures. v3: updated to reflect changes in published paper, conclusions unchanged (see source file for details). Added comments on factorization. v2: experimental data updated, references added, tables of results added, more on axial D_s mixing, added section on D D decay modes and typos corrected

openalex publication_date 2006/03/22 · arxiv created 2006/03/23 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Branching ratios and polarization amplitudes for B decaying to all allowed pseudoscalar, vector, axial-vector, scalar and tensor combinations of Ds and D mesons are calculated in the Isgur Scora Grinstein Wise (ISGW) quark model after assuming factorization. We find good agreement with other models in the literature and the limited experimental data and make predictions for as yet unseen decay modes. Lattice QCD results in this area are very limited. We make phenomenological observations on decays in to Ds(2317) and Ds(2460) and propose tests for determining the status and mixings of the axial mesons. We use the same approach to calculate branching ratios and polarization fraction for decays in to two D type mesons.

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