{"paper":{"title":"Anomalies in (semi)-leptonic $B$ decays $B^{\\pm} \\to \\tau^{\\pm} \\nu$, $B^{\\pm} \\to D \\tau^{\\pm} \\nu$ and $B^{\\pm} \\to D^* \\tau^{\\pm} \\nu$, and possible resolution with sterile neutrino","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"C. S. Kim, Francis Halzen, G. Cveti\\v{c}, Sechul Oh","submitted_at":"2017-02-14T18:48:32Z","abstract_excerpt":"The universality of the weak interactions can be tested in semileptonic $b \\to c$ transitions, and in particular in the ratios $R(D^{(*)}) \\equiv \\Gamma(B \\rightarrow D^{(*)} \\tau \\nu )/\\Gamma(B \\rightarrow D^{(*)} \\ell \\nu )$ (where $\\ell = \\mu$ or $e$). Due to the recent differences between the experimental measurements of these observables by BaBar, Belle and LHCb on the one hand and the Standard Model predicted values on the other hand, we study the predicted ratios $R(D^{(*)}) = \\Gamma(B \\rightarrow D^{(*)} \\tau +$ \"missing\" $)/\\Gamma(B \\rightarrow D^{(*)} \\ell \\nu )$ in scenarios with an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04335","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"}