{"paper":{"title":"Relations of stellar mass between electron temperature-based metallicity of star-forming galaxies in a wide mass range","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Francois Hammer, Gang Zhao, Guiping Ruan, Hector Flores, Li Zhou, WeiBin Shi, Xiaowei Liu, Xu Shao, Yanchun Liang, Yong Zhang","submitted_at":"2014-05-06T03:13:25Z","abstract_excerpt":"We select 947 star-forming galaxies from SDSS-DR7 with\n  [O~{\\sc iii}]$\\lambda$4363 emission lines\n  detected at a signal-to-noise {ratio }larger than 5$\\sigma$.\n  Their electron temperatures and direct oxygen abundances are {then }determined. {W}e\n  compare the results from different methods. $t_2${, the} electron\n  temperature in {the }low ionization region{,} estimated from $t_3${, that} in {the }high ionization region{,} {is} compared {using} three analysis\n  relations between $t_2-t_3${. These} show obvious differences, which\n  result in some different ionic oxygen abundances. The results"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.1137","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"}