{"paper":{"title":"Searches for the FCNC couplings from top-Higgs associated production signal with $h\\to \\gamma\\gamma$ at the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Yao-Bei Liu, Zhen-jun Xiao","submitted_at":"2016-10-11T09:32:36Z","abstract_excerpt":"In this paper, we study the observability of the top-Higgs flavor changing neutral current (FCNC) $tqh$ coupling through the process $pp\\to qg\\to t(\\to \\ell^{+}b\\nu)h(\\to \\gamma\\gamma)$ at the Large Hadron Collider~(LHC), where $\\ell=e, \\mu$. Our numerical results show that, in some parameter regions, the LHC may observe the above signals at the $5\\sigma$ level. Otherwise, the branching ratios $Br(t\\to uh)$ and $Br(t\\to ch)$ can be respectively probed to $0.036\\%$ and $0.13\\%$ at $3\\sigma$ level at 14 TeV LHC with the high integrated luminosity of 3000 fb$^{-1}$. On the other hand, studying th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.03250","kind":"arxiv","version":3},"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"}