{"paper":{"title":"On the Metallicities and Kinematics of the Circumgalactic Media of Damped Ly$\\alpha$ Systems at $z \\sim 2.5$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Elisabeta Lusso, Evan N. Kirby, Joseph F. Hennawi, J. Xavier Prochaska, Kate H. R. Rubin, Marc Rafelski, Michele Fumagalli, Nicolas Tejos, Stephanie M. Urbano Stawinski, Zachary Hafen","submitted_at":"2023-05-18T18:00:50Z","abstract_excerpt":"We use medium- and high-resolution spectroscopy of close pairs of quasars to analyze the circumgalactic medium (CGM) surrounding 32 damped Ly$\\alpha$ absorption systems (DLAs). The primary quasar sightline in each pair probes an intervening DLA in the redshift range $1.6<z_\\text{abs}<3.5$, such that the secondary sightline probes absorption from Ly$\\alpha$ and a large suite of metal-line transitions (including $~\\rm OI$, $~\\rm CII$, $~\\rm CIV$, $~\\rm SiII$, and $~\\rm SiIV$) in the DLA host galaxy's CGM at transverse distances $24\\ \\text{kpc}\\le R_\\bot\\le284~\\rm kpc$. Analysis of Ly$\\alpha$ in "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.11232","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2305.11232/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"}