{"paper":{"title":"CLEAR: Emission Line Ratios at Cosmic High Noon","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Benjamin Weiner, Bren E. Backhaus, Casey Papovich, Intae Jung, Ivelina Momcheva, Jasleen Matharu, Jonathan R. Trump, Mauro Giavalisco, Nikko J. Cleri, Raymond Simons, Steven L. Finkelstein, Vicente Estrada-Carpenter, Zhiyuan Ji","submitted_at":"2021-09-15T18:00:05Z","abstract_excerpt":"We use Hubble Space Telescope WFC3 G102 and G141 grism spectroscopy to measure rest-optical emission-line ratios of 533 galaxies at $z\\sim1.5$ in the CANDELS Ly$\\alpha$ Emission at Reionization (CLEAR) survey. We compare $\\frac{[OIII]}{H\\beta}$ vs. $\\frac{[SII]}{(H\\alpha +[NII])}$ as an \"unVO87\" diagram for 461 galaxies and $\\frac{[OIII]}{Hb}$ vs. $\\frac{[NeIII]}{[OII]}$ as an \"OHNO\" diagram for 91 galaxies. The unVO87 diagram does not effectively separate active galactic nuclei (AGN) and $[NeV]$ sources from star-forming galaxies, indicating that the unVO87 properties of star-forming galaxies"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.08147","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/2109.08147/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"}