{"paper":{"title":"Updated Measurement of the Strong Phase in D0 --> K+pi- Decay Using Quantum Correlations in e+e- --> D0 D0bar at CLEO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. J. Sadoff, A. Lincoln, A. Powell, A. Ryd, A. Tomaradze, B. Xin, CLEO Collaboration: D. M. Asner, C. Thomas, D. Besson, D. Cinabro, D. Cronin-Hennessy, D. G. Cassel, D. H. Miller, D. L. Hartill, D. L. Kreinick, D. Peterson, D. Riley, E. H. Thorndike, E. J. White, G. Bonvicini, G. S. Adams, G. Tatishvili, G. Wilkinson, H. Muramatsu, H. Vogel, I. P. J. Shipsey, J. C. Wang, J. Hietala, J. Insler, J. Libby, J. L. Rosner, J. Napolitano, J. P. Alexander, J. Rademacker, J. R. Patterson, J. Wiss, J. Yelton, J. Y. Ge, K. K. Seth, K. M. Ecklund, K. W. Edwards, L. Gibbons, L. J. Pearson, L. M. Zhang, M. Artuso, M. J. Smith, M. Kornicer, M. Selen, N. Horwitz, N. Lowrey, P. Naik, P. Rubin, P. U. E. Onyisi, P. Zhou, Q. He, R. A. Briere, R. Ehrlich, R. E. Mitchell, R. Mountain, S. Blusk, S. Das, S. Dobbs, S. Mehrabyan, S. Stone, S. Stroiney, S. W. Gray, T. K. Pedlar, T. Skwarnicki, T. Xiao, V. E. Kuznetsov, W. M. Sun, X. Shi, Z. Metreveli","submitted_at":"2012-10-02T22:08:14Z","abstract_excerpt":"We analyze a sample of 3 million quantum-correlated D0 D0bar pairs from 818 pb^-1 of e+e- collision data collected with the CLEO-c detector at E_cm = 3.77 GeV, to give an updated measurement of \\cos\\delta and a first determination of \\sin\\delta, where \\delta is the relative strong phase between doubly Cabibbo-suppressed D0 --> K+pi- and Cabibbo-favored D0bar --> K+pi- decay amplitudes. With no inputs from other experiments, we find \\cos\\delta = 0.81 +0.22+0.07 -0.18-0.05, \\sin\\delta = -0.01 +- 0.41 +- 0.04, and |\\delta| = 10 +28+13 -53-0 degrees. By including external measurements of mixing pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.0939","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":""},"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"}