{"paper":{"title":"Herschel PEP: The star-formation rates of 1.5<z<2.5 massive galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Bongiovanni, A. Cava, A. Cimatti, A. Grazian, A.M. Perez Garcia, A. Poglitsch, A. Saintonge, B. Altieri, B. Magnelli, D. Elbaz, D. Lutz, E. Daddi, E. Sturm, E. Wieprecht, F. Pozzi, G. Magdis, G. Rodighiero, H. Aussel, H. Dominguez, I. Valtchanov, J. Cepa, L. Riguccini, L. Shao, L. Tacconi, M. Sanchez-Portal, M. Wetzstein, N.M. Forster Schreiber, P. Andreani, P. Popesso, P. Santini, R. Genzel, R. Maiolino, R. Nordon, S. Berta","submitted_at":"2010-05-06T20:01:43Z","abstract_excerpt":"The star formation rate (SFR) is a key parameter in the study of galaxy evolution. The accuracy of SFR measurements at z~2 has been questioned following a disagreement between observations and theoretical models. The latter predict SFRs at this redshift that are typically a factor 4 or more lower than the measurements. We present star-formation rates based on calorimetric measurements of the far-infrared (FIR) luminosities for massive 1.5<z<2.5, normal star-forming galaxies (SFGs), which do not depend on extinction corrections and/or extrapolations of spectral energy distributions. The measure"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.1074","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"}