{"paper":{"title":"Constraints on the Diffuse Flux of Ultra-High Energy Neutrinos from Four Years of Askaryan Radio Array Data in Two Stations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.HE","authors_text":"A. Connolly, A.G. Vieregg, A. Ishihara, A. Karle, A. Laundrie, A. Novikov, A. Nozdrina, A. O'Murchadha, ARA Collaboration: P. Allison, A. Shultz, B.A. Clark, B. Hokanson-Fasig, B. Madison, C.C. Chen, C. Deaconu, C.H. Chen, C.-J. Li, C. Pfendner, D. Seckel, D. Smith, D.Z. Besson, E. Friedman, E. Hong, E. Oberla, G. Nir, G.S. Varner, H. Landsman, I. Kravchenko, J. Davies, J. Hanson, J.J. Beatty, J.J. Huang, J.L. Kelley, J. Nam, J. Osborn, J. Roth, J. Torres, J. Touart, K.-C. Kim, K.D. de Vries, K.D. Hoffman, K. Hanson, K. Hughes, K. Kurusu, K. Mase, L. Cremonesi, L. Hu, M. Beheler-Amass, M. Beydler, M.-C. Kim, M. DuVernois, M.-H. Huang, M.-Y. Lu, M.-Z. Wang, N. van Eijndhoven, P. Chen, P. Sandstrom, R. Gaior, R.J. Nichol, R. Khandelwal, R. Young, S. Archambault, S.A. Wissel, S. de Kockere, S.-H. Wang, S.Y. Hsu, S. Yoshida, T.-C. Liu, T. Meures, U.A. Latif, W. Clay, Y. Pan, Y.-S. Shiao","submitted_at":"2019-12-02T18:25:32Z","abstract_excerpt":"The Askaryan Radio Array (ARA) is an ultra-high energy (UHE, $>10^{17}$ eV) neutrino detector designed to observe neutrinos by searching for the radio waves emitted by the relativistic products of neutrino-nucleon interactions in Antarctic ice. In this paper, we present constraints on the diffuse flux of ultra-high energy neutrinos between $10^{16}-10^{21}$ eV resulting from a search for neutrinos in two complementary analyses, both analyzing four years of data (2013-2016) from the two deep stations (A2, A3) operating at that time. We place a 90 % CL upper limit on the diffuse all flavor neutr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.00987","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/1912.00987/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"}