{"paper":{"title":"Precision tests of Quantum Mechanics and CPT symmetry with entangled neutral kaons at KLOE","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Budano, A. De Santis, A. Di Cicco, A. Di Domenico, A. d'Uffizi, A. Fantini, A. Gajos, A. Kupsc, A. Passeri, A. Selce, B. Cao, C. Bloise, D. Babusci, D. Domenici, D. Kisielewska-Kami\\'nska, D. Moricciani, E. A. Kozyrev, E. Czerwi\\'nski, E. Dan\\`e, E. De Lucia, E. Diociaiuti, E. Graziani, E. Perez del Rio, E. P. Solodov, F. Bossi, F. Ceradini, F. Curciarello, F. Sirghi, G. D'Agostini, G. Fantini, G. Mandaglio, G. Venanzoni, L. Tortora, M. Berlowski, M. Martini, M. Schioppa, M. Silarski, M. Wolke, P. A. Lukin, P. Branchini, P. Ciambrone, P. De Simone, P. Fermani, P. Gauzzi, P. Moskal, P. Santangelo, R. D'Amico, R. Messi, S. Fiore, S. Giovannella, S. Miscetti, T. Johansson, V. De Leo, V. L. Ivanov, V. Patera, W. Krzemien, W. Wi\\'slicki, X. Kang","submitted_at":"2021-11-08T08:41:44Z","abstract_excerpt":"The quantum interference between the decays of entangled neutral kaons is studied in the process $\\phi\\rightarrow K_S K_L \\rightarrow\\pi^+\\pi^-\\pi^+\\pi^-$, which exhibits the characteristic Einstein--Podolsky--Rosen correlations that prevent both kaons to decay into $\\pi^+\\pi^-$ at the same time. This constitutes a very powerful tool for testing at the utmost precision the quantum coherence of the entangled kaon pair state, and to search for tiny decoherence and CPT violation effects, which may be justified in a quantum gravity framework. The analysed data sample was collected with the KLOE de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.04328","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/2111.04328/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"}