{"paper":{"title":"The MOSDEF Survey: Significant Evolution in the Rest-Frame Optical Emission Line Equivalent Widths of Star-Forming Galaxies at z=1.4-3.8","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alice E. Shapley, Alison L. Coil, Bahram Mobasher, Brian Siana, Francesca M. Fornasini, Gene Leung, Guillermo Barro, Irene Shivaei, Mariska Kriek, Mojegan Azadi, Naveen A. Reddy, Ryan L. Sanders, Sedona H. Price, Tara Fetherolf, Tom Zick, William R. Freeman","submitted_at":"2018-11-28T19:00:04Z","abstract_excerpt":"We use extensive spectroscopy from the MOSFIRE Deep Evolution Field (MOSDEF) survey to investigate the relationships between rest-frame optical emission line equivalent widths ($W$) and a number of galaxy and ISM characteristics for a sample of $1134$ star-forming galaxies at redshifts $1.4\\lesssim z\\lesssim 3.8$. We examine how the equivalent widths of [OII]$\\lambda\\lambda 3727, 3730$, H$\\beta$, [OIII]$\\lambda\\lambda 4960, 5008$, [OIII]$+$H$\\beta$, H$\\alpha$, and H$\\alpha$+[NII]$\\lambda\\lambda 6550, 6585$, depend on stellar mass, UV slope, age, star-formation rate (SFR) and specific SFR (sSFR"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11767","kind":"arxiv","version":1},"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"}