{"paper":{"title":"ASPIRE: The Environments and Dark Matter Halos of Luminous Quasars in the Epoch of Reionization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"Alessandro Lupi, Anna-Christina Eilers, Benny Trakhtenbrot, Chiara Mazzucchelli, Eduardo Banados, Elia Pizzati, Fabian Walter, Feige Wang, Fengwu Sun, Frederick B. Davies, Haowen Zhang, Huanian Zhang, Hyunsung D. Jun, Jaclyn B. Champagne, Jan-Torge Schindler, Jiamu Huang, Jianwei Lyu, Jinyi Yang, Joseph F. Hennawi, Koki Kakiichi, Laura Blecha, Marianne Vestergaard, Maria Pudoka, Marta Volonteri, Masafusa Onoue, Maxime Trebitsch, Melanie Habouzit, Mingyu Li, Roberto Decarli, Romain A. Meyer, Sarah E. I. Bosman, Silvia Belladitta, Siwei Zou, Sofia Rojas-Ruiz, Thomas Connor, Tiago Costa, Wei Leong Tee, Weizhe Liu, Xiangyu Jin, Xiaohui Fan, Yue Shen, Yunjing Wu, Zheng Cai, Zihao Li, Zoltan Haiman","submitted_at":"2026-02-04T19:09:27Z","abstract_excerpt":"We present a systematic study of the environments of 25 luminous quasars at $z > 6.5$ from the ASPIRE program. Using JWST/NIRCam WFSS data, we identified 487 galaxies at $5.3 \\lesssim z \\lesssim 7.0$ exhibiting [OIII] emission. Among these, 122 [OIII] emitters lie within $|\\Delta v_{\\rm los}| < 1000~{\\rm km~s^{-1}}$ of the quasars, corresponding to a $\\sim9.4$-fold enhancement relative to the average galaxy density at other redshifts. Furthermore, we identified 16 [CII]-emitting galaxies at the quasar redshifts from ALMA mosaic observations. A cross-correlation function (CCF) analysis between "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.04979","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/2602.04979/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"}