{"paper":{"title":"Directed flow of $\\Lambda$, $\\bar{\\Lambda}$, $K^{\\pm}$, $K_S^0$ and $\\phi$ mesons from Beam Energy Scan Au+Au collisions using the STAR experiment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-th"],"primary_cat":"nucl-ex","authors_text":"Subhash Singha (for the STAR collaboration)","submitted_at":"2016-10-24T14:16:32Z","abstract_excerpt":"We report the results of $v_1$ and $dv_1/dy$ near mid-rapidity for $\\Lambda$, $\\bar{\\Lambda}$, $K^{\\pm}$, $K_s^0$ and $\\phi$ in Au+Au collisions at $\\sqrt{s_{\\rm NN}}$ = 7.7, 11.5, 14.5, 19.6, 27 and 39~GeV using the STAR detector at RHIC. The $dv_1/dy$ of $\\Lambda$ is found to be consistent with that of the proton and shows a change in sign near $\\sqrt{s_{\\rm NN}} = 11.5$~GeV. The $v_{1}$ slope for $\\bar{\\Lambda}$, $\\bar{p}$ and $\\phi$ shows a similar trend for $\\sqrt{s_{\\rm NN}}$ $>$ 14.5~GeV, while below 14.5~GeV, $\\phi$ $v_{1}$ is consistent with zero but with a large uncertainty. The $dv_"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.07423","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"}