{"paper":{"title":"APEX at the QSO MUSEUM: molecular gas reservoirs associated with $z\\sim$3 quasars and their link to the extended Ly$\\alpha$ emission","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Zanella, C. De Breuck, C. Garc\\'ia-Vergara, E. P. Farina, F. Arrigoni Battaia, G. Kauffmann, N. Mu\\~noz-Elgueta, R. Decarli","submitted_at":"2022-01-27T17:11:24Z","abstract_excerpt":"Cool gas (T$\\sim$10$^{4}$~K) traced by hydrogen Ly$\\alpha$ emission is now routinely detected around $z\\sim3$ quasars, but little is known about their molecular gas reservoirs. Here, we present an APEX spectroscopic survey of the CO(6-5), CO(7-6) and [CI](2-1) emission lines for 9 quasars from the QSO MUSEUM survey which have similar UV luminosities, but very diverse Ly$\\alpha$ nebulae. These observations ($\\langle~\\rm rms~\\rangle=2.6$~mJy in 300~km~s$^{-1}$) detected three CO(6-5) lines with 3.4$\\leq I_{\\rm CO(6-5)} \\leq$5.1~Jy~km~s$^{-1}$, 620$\\leq$FWHM$\\leq$707~km~s$^{-1}$, and three [CI](2"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2201.11660","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/2201.11660/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"}