{"paper":{"title":"The Impact of Universal Extra Dimensions on the Unitarity Triangle and Rare K and B Decays","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Andreas Weiler, Andrzej J. Buras, Michael Spranger","submitted_at":"2002-12-10T16:42:54Z","abstract_excerpt":"We calculate the contributions of the Kaluza-Klein (KK) modes to the K_L-K_S mass difference \\Delta M_K, the parameter \\epsilon_K, the B^0_{d,s}-\\bar B^0_{d,s} mixing mass differences \\Delta M_{d,s} and rare decays K^+\\to \\pi^+\\nu\\bar\\nu, K_L\\to \\pi^0\\nu\\bar\\nu, K_L\\to\\mu\\bar\\mu, B\\to X_{s,d}\\nu\\bar\\nu and B_{s,d}\\to\\mu\\bar\\mu in the Appelquist, Cheng and Dobrescu (ACD) model with one universal extra dimension. For the compactification scale 1/R= 200 GeV the KK effects in these processes are governed by a 17% enhancement of the \\Delta F=2 box diagram function S(x_t,1/R) and by a 37% enhancemen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0212143","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/hep-ph/0212143/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"}