{"paper":{"title":"Characterizing cool, neutral gas and ionized metals in the outskirts of low-z galaxy clusters","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"(2) Pennsylvania State University, Astrophysics, India, Jane Charlton (2) ((1) Inter-University Centre for Astronomy, Raghunathan Srianand (1), Sapna Mishra (1), Sayak Dutta (1), Sowgat Muzahid (1), USA)","submitted_at":"2023-05-09T18:02:03Z","abstract_excerpt":"We present the first detection of cool, neutral gas in the outskirts of low-z galaxy clusters using a statistically significant sample of 3191 z$\\approx$0.2 background quasar - foreground cluster pairs by cross-matching the Hubble Spectroscopic Legacy Archive quasar catalog with optically- and SZ-selected cluster catalogs. The median cluster mass of our sample is $\\approx 10^{14.2}$ M_sun, with a median impact parameter ($\\rho_{cl}$) of $\\approx5$ Mpc. We detect significant Lya, marginal CIV, but no OVI absorption in the signal-to-noise ratio weighted mean stacked spectra with rest-frame equiv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.05698","kind":"arxiv","version":3},"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/2305.05698/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"}