{"paper":{"title":"Probing the Weinberg Operator at Colliders","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Benjamin Fuks, Jonas Neundorf, Krisztian Peters, Matthias Saimpert, Richard Ruiz","submitted_at":"2020-12-17T19:07:58Z","abstract_excerpt":"Motivated by searches for $0\\nu\\beta\\beta$ decay in nuclear experiments and collider probes of lepton number violation at dimension $d\\geq7$, we investigate the sensitivity to the $d=5$ Weinberg operator using the non-resonant signature $pp\\to \\ell^\\pm \\ell'^{\\pm} j j$ at the LHC. We develop a prescription for the operator that is applicable in collisions and decays, and focus on the $\\ell\\ell'=\\mu\\mu$ channel, which is beyond the reach of nuclear decays. For a Wilson coefficient $C^{\\mu\\mu}_5=1$, scales as heavy as $\\Lambda\\sim 8.3~(11)$~TeV can be probed with $\\mathcal{L}=300~{\\rm fb}^{-1}~("},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.09882","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.09882/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"}