{"paper":{"title":"Measurements of $\\varUpsilon$ States Production in $\\textit{p+p}$ Collisions at $\\sqrt{s} = 500\\:\\mathrm{GeV}$ with STAR: Cross Sections, Ratios, and Multiplicity Dependence","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"hep-ex","authors_text":"The STAR Collaboration","submitted_at":"2025-02-06T04:07:32Z","abstract_excerpt":"We report measurements of $\\varUpsilon(1S)$, $\\varUpsilon(2S)$ and $\\varUpsilon(3S)$ production in $\\textit{p+p}$ collisions at $\\sqrt{s}=500\\:\\mathrm{GeV}$ by the STAR experiment in year 2011, corresponding to an integrated luminosity $\\mathcal{L}_{int}=13\\:\\mathrm{pb^{-1}}$. The results provide precise cross sections, transverse momentum ($p_{T}$) and rapidity ($y$) spectra, as well as cross section ratios for $p_{\\mathrm{T}}<10\\:\\mathrm{GeV/c}$ and $|y|<1$. The dependence of the $\\varUpsilon$ yield on charged particle multiplicity has also been measured, offering new insights into the mecha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.03769","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2502.03769/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"}