{"paper":{"title":"Rapidity Correlations in $W\\gamma$ Production at Hadron Colliders","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"G. Landsberg (SUNY at Stony Brook), S. Errede (UIUC), U.Baur (FSU)","submitted_at":"1994-02-14T19:38:17Z","abstract_excerpt":"We study the correlation of photon and charged lepton pseudorapidities, $\\eta(\\gamma)$ and $\\eta(\\ell)$, $\\ell=e,\\,\\mu$, in $p\\,\\pbar \\rightarrow W^\\pm\\gamma+X\\rightarrow \\ell^\\pm p\\llap/_T\\gamma+X$. In the Standard Model, the $\\Delta\\eta(\\gamma,\\ell)= \\eta(\\gamma) - \\eta(\\ell)$ differential cross section is found to exhibit a pronounced dip at $\\Delta\\eta(\\gamma,\\ell) \\approx \\mp 0.3$ ($=0$)in $p\\bar p$ ($pp$) collisions, which originates from the radiation zero present in $q\\bar q'\\rightarrow W\\gamma$. The sensitivity of the $\\Delta\\eta(\\gamma,\\ell)$ distribution to higher order QCD correcti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9402282","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"}