{"paper":{"title":"The Effects of a Family Non-universal Z' Boson in the \\bar{B}_s->\\pi K, \\pi K*, \\rho K Decays and B_d-\\bar{B_d} mixing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Qin Chang, Ya-Dong Yang","submitted_at":"2010-10-15T14:31:37Z","abstract_excerpt":"We revisit $\\bar{B}_s\\to \\pi K$, $\\pi K^{\\ast}$ and $\\rho K$ decays within QCDF formalism and examine the possible effects of a family non-universal $Z^\\prime$ boson in these decays. In our evaluations, the strong constraints from $B_d-\\bar{B_d}$ mixing on the strength of the left-handed flavor-changing $d-b-Z^{\\prime}$ coupling $B_{db}^{L}$ ~($\\sim0.2\\times10^{-3}$) is also included. Numerically, we find that a new weak phase $\\phi^L_d\\sim-50^{\\circ}$ involved in $B_{db}^{L}$, the negative combination of the $u-u-Z^{\\prime}$ and $d-d-Z^{\\prime}$ couplings $P_{ud}^{R}$ and/or $D_{ud}^{L}$ with"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.3181","kind":"arxiv","version":2},"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"}