{"paper":{"title":"Lepton flavor non-universality in $b \\to s \\ell^+ \\ell^-$ processes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Damir Be\\v{c}irevi\\'c, Nejc Ko\\v{s}nik, Svjetlana Fajfer","submitted_at":"2015-03-31T12:39:55Z","abstract_excerpt":"We explore a scenario of New Physics entering the description of $B\\to K^{(\\ast )} \\mu \\mu$ decay through couplings to the operators ${\\cal O}_{9,10}^\\prime$, satisfying $C_9^\\prime = - C_{10}^\\prime$. From the current data on ${\\cal B}(B_s\\to \\mu\\mu)$ and ${\\cal B}(B\\to K \\mu\\mu)_{[15,22] \\,\\mathrm{GeV}^2}$, we obtain constraints on $\\mathrm{Re} C_{10}^\\prime$ and $\\mathrm{Im} C_{10}^\\prime$ which we then assume to be lepton specific, and find $R_K= {\\cal B}(B\\to K \\mu\\mu)/ {\\cal B}(B\\to K ee)_{[1,6]\\,\\mathrm{GeV}^2}=0.88(8)$, consistent with recent value measured at LHCb. A specific realizat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.09024","kind":"arxiv","version":4},"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"}