{"paper":{"title":"Kaon versus Antikaon Production at SIS Energies","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"A. Sibirtsev (Giessen Univ.), E. L. Bratkovskaya, S. Teis, U. Mosel, W. Cassing","submitted_at":"1996-09-23T14:42:21Z","abstract_excerpt":"We analyse the production and propagation of kaons and antikaons in Ni + Ni reactions from 0.8--1.85 GeV/u within a coupled channel transport approach including the channels $BB \\to K^+YN, \\pi B\\to K^+Y, BB \\to NN K \\bar{K}, \\pi B\\to N K\\bar{K}, K^+B\\to K^+B, \\bar{K} B\\to \\bar{K}B, Y N\\to \\bar{K} NN, \\pi \\pi\\to K \\bar{K}$ as well as $\\pi Y\\to \\bar{K}N$ and $\\bar{K} N\\to \\pi Y$ for the antikaon absorption. Whereas the experimental $K^+$ spectra can be reproduced without introducing any selfenergies for the mesons in Ni + Ni collisions from 0.8 to 1.8 GeV/u, the $K^-$ yield is underestimated by "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9609050","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"}