{"paper":{"title":"Fits of Weak Annihilation and Hard Spectator Scattering Corrections in $B_{u,d}\\to VV$ Decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Jun-Feng Sun, Qin Chang, Xiao-Nan Li, Yue-Ling Yang","submitted_at":"2016-10-10T01:06:57Z","abstract_excerpt":"In this paper, the contributions of weak annihilation and hard spectator scattering in $B\\to \\rho K^*$, $ K^* \\bar{K}^*$, $\\phi K^*$, $\\rho\\rho$ and $\\phi\\phi$ decays are investigated within the framework of QCD factorization. Using the experimental data available, we perform $\\chi^2$ analyses of end-point parameters in four cases based on the topology-dependent and polarization-dependent parameterization schemes. The fitted results indicate that: (i) In the topology-dependent scheme, the relation $(\\rho_A^{i},\\phi_A^{i})\\neq (\\rho_A^{f},\\phi_A^{f})$ gotten through $B\\to PP$ and $PV$ decays is"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.02747","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}