{"paper":{"title":"The Dust Attenuation of Star-forming Galaxies at $z\\sim3$ and Beyond: New Insights from ALMA Observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alexander Karim, Benjamin Magnelli, Brent Groves, Daizhong Liu, Eva Schinnerer, Lidia Tasca, Mark T. Sargent, Olivier Le F\\`evre, Paolo Cassata, Pascal A. Oesch, Philipp Lang, Vernesa Smol\\v{c}i\\'c, Yoshinobu Fudamoto","submitted_at":"2017-05-03T18:00:07Z","abstract_excerpt":"We present results on the dust attenuation of galaxies at redshift $\\sim3-6$ by studying the relationship between the UV spectral slope ($\\beta_{\\rm UV}$) and the infrared excess (IRX; $L_{\\rm IR}$/$L_{\\rm UV}$) using ALMA far-infrared continuum observations. Our study is based on a sample of 67 massive, star-forming galaxies with a median mass of $M_{\\ast}\\sim 10^{10.7}\\,M_{\\rm \\odot}$ spanning a redshift range $z=2.6-3.7$ (median $z=3.2$) that were observed with ALMA at $\\lambda_{rest}=300\\,{\\rm \\mu m}$. Both the individual ALMA detections (41 sources) and stacks including all galaxies show "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.01559","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"}