{"paper":{"title":"Updated Measurement of ${\\cal B}(B_s \\to D_s^{(*)+}D_s^{(*)-})$ and Determination of $\\Delta \\Gamma_{s}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"Sevda Esen","submitted_at":"2011-10-10T16:39:18Z","abstract_excerpt":"Using fully reconstructed $B_{s}$ mesons, we measure exclusive branching fractions for the decays $B_s \\to D_s^{(*)+}D_s^{(*)-}$. The results are ${\\cal B}(B^0_s\\ra D^+_s D^-_s)=(0.58\\,^{+0.11}_{-0.09}\\,\\pm 0.13)%$, ${\\cal B}(B^0_s\\ra D^{*\\pm}_s D^{\\mp}_s)=(1.8\\, \\pm 0.2\\,\\pm 0.4)%$, and ${\\cal B}(B^0_s\\ra D^{*+}_s D^{*-}_s)=(2.0\\,\\pm 0.3\\,\\pm 0.5)%$; the sum is ${\\cal B}(B^0_s\\ra D^{(*)+}_s D^{(*)-}_s)=(4.3\\,\\pm 0.4\\,\\pm 1.0)%$. Assuming these decay modes saturate decays to CP-even final states, the branching fraction determines the relative width difference between the $B_s$ CP-odd and CP-ev"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.2099","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"}