{"paper":{"title":"Probing the CP nature of the Higgs coupling in $t{\\bar t}h$ events at the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A. Onofre, A. Reigoto, C.M. Pease, E. Gouveia, H. Peixoto, J. Silva, M.C.N. Fiolhais, R. Frederix, R. Gon\\c{c}alo, R. Martins, R. Santos, S. Amor dos Santos","submitted_at":"2017-04-11T23:01:48Z","abstract_excerpt":"The determination of the CP nature of the Higgs coupling to top quarks is addressed in this paper, using $t{\\bar t} h$ events produced in $\\sqrt{s} = 13$ TeV proton-proton collisions at the LHC. Dileptonic final states are employed, with two oppositely charged leptons and four jets, corresponding to the decays $t\\rightarrow bW^+ \\rightarrow b \\ell^+\\nu_\\ell$, $\\bar{t}\\rightarrow \\bar{b}W^- \\rightarrow \\bar{b} \\ell^-\\bar{\\nu}_\\ell$ and $h\\rightarrow b\\bar{b}$. Pure scalar ($h=H$), pure pseudo-scalar ($h=A$) and CP-violating Higgs boson signal events, generated with MadGraph5_aMC@NLO, are fully "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.03565","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"}