activity
20232026
most citedA SPectroscopic survey of biased halos In the Reionization Era (ASPIRE): JWST Reveals a Filamentary Structure around a z=6.61 Quasar

91 citations · 158 across the 25 of their papers we have counts for

collaborators

26 papers

astro-ph.GA2026

CHAMPS: Data Reduction and Detection of ~3300 Dusty Galaxies at 1.2 mm

Felix Martinez, Jeyhan S. Karaltepe, Andreas L. Faisst +52

We present the reduction and source catalogs for the \textit{COSMOS High- ALMA-MIRI Population Survey} (CHAMPS), the largest Atacama Large (Sub)Millimeter Array (ALMA) blank fie…

astro-ph.GA2026

Probing Direct Contributions of Galaxies and AGN to Cosmic Reionization in a Quasar Field J0226+0302 with JWST NIRCam and NIRSpec

Xiangyu Jin, Jinyi Yang, Feige Wang +19

We present JWST Cycle 2 NIRCam and NIRSpec observations in a quasar field J0226+0302 at z=6.5412 to probe the direct connections between the intergalactic medium (IGM), galaxies, a…

astro-ph.GA2026

Clustering of z~6.6 Quasars and [O III] Emitters Constrains Host Halo Masses and Duty Cycles in 25 ASPIRE Fields

Jiamu Huang, Joseph Hennawi, Elia Pizzati +21

We use data from the JWST ASPIRE Wide Field Slitless Spectroscopy (WFSS) program to measure the auto-correlation function of [O,{\sc iii}] emitters at 5.37.0 and the quasar--[…

astro-ph.GA2026★ 1 cited

ASPIRE: The Environments and Dark Matter Halos of Luminous Quasars in the Epoch of Reionization

Feige Wang, Jaclyn B. Champagne, Jiamu Huang +42

We present a systematic study of the environments of 25 luminous quasars at from the ASPIRE program. Using JWST/NIRCam WFSS data, we identified 487 galaxies at $5.3 \less…

astro-ph.GA2026★ 3 cited

Shedding the envelope: JWST reveals a kiloparsec-scale [OIII]-weak Balmer shell around a z=7.64 quasar

Julien Wolf, Eduardo Bañados, Xiaohui Fan +25

Luminous quasars at the redshift frontier z>7 serve as stringent probes of super-massive black hole formation and they are thought to undergo much of their growth obscured by dense…

astro-ph.HE2025

A Deep Chandra X-ray Survey of a Luminous Quasar Sample at 7

Xiangyu Jin, Feige Wang, Jinyi Yang +11

We present new Chandra observations of seven luminous quasars at . Combined with archival Chandra observations of all other known quasars, they form nearly complete X-ray ob…

astro-ph.GA2025

A JWST/NIRSpec Integral Field Unit Survey of Luminous Quasars at z ~ 5-6 (Q-IFU): Rest-frame Optical Nuclear Properties and Extended Nebulae

Weizhe Liu, Xiaohui Fan, Richard Green +10

It remains debatable how billion-solar-mass supermassive black holes (SMBHs) form and evolve within the first billion years. We report results from a James Webb Space Telescope (JW…

astro-ph.GA2025

JWST COSMOS-3D: Spectroscopic Census and Luminosity Function of [O III] Emitters at 6.75<z<9.05 in COSMOS

Romain A. Meyer, Feige Wang, Koki Kakiichi +38

We present a catalogue of spectroscopically selected [OIII]+Hb emitters at 6.75<z<9.05 and the resulting [OIII] 5008 ÅLuminosity Function (LF) in the COSMOS field. We leverage the…

astro-ph.GA2025★ 2 cited

Extreme Galaxy-scale Outflows Are Frequent among Luminous Early Quasars

Weizhe Liu, Xiaohui Fan, Huan Li +23

The existence of abundant post-starburst/quiescent galaxies just 1-2 Gyrs after the Big Bang challenges our current paradigm of galaxy evolution. Cosmological simulations sug…

astro-ph.GA2025

Quasar Radiative Feedback May Suppress Galaxy Growth on Intergalactic Scales at

Yongda Zhu, Eiichi Egami, Xiaohui Fan +27

We present observational evidence that intense ionizing radiation from a luminous quasar suppresses nebular emission in nearby galaxies on intergalactic scales at . Using JW…

astro-ph.GA2025★ 4 cited

The Discovery of Little Red Dots in the Local Universe: Signatures of Cool Gas Envelopes

Xiaojing Lin, Xiaohui Fan, Zheng Cai +25

JWST observations have revealed a population of high-redshift "little red dots" (LRDs) that challenge conventional AGN models. We report the discovery of three local LRDs at $z = 0…

astro-ph.GA2025

Enhanced Merger Fractions in a Reionization-Era Protocluster

Lorraine C. Marcelin, Jaclyn B. Champagne, Feige Wang +4

Mergers play a critical role in galaxy evolution, but their relationship to their surrounding environments is unexplored at high redshift. We investigate the galaxy merger rate amo…

astro-ph.GA2025

Lyman-Break Galaxies in the Mpc-Scale Environments Around Three Quasars With JWST Imaging

Maria Pudoka, Feige Wang, Xiaohui Fan +16

We study the Mpc-scale environments of the three highest redshift luminous quasars at (J031343.84-180636.40, J134208.11+092838.61, and J100758.27+211529.21) to understa…

astro-ph.GA2025★ 1 cited

The Large-scale Environments of Low-luminosity AGNs at and Implications for Their Host Dark Matter Halos from a Complete NIRCam Grism Redshift Survey

Xiaojing Lin, Xiaohui Fan, Fengwu Sun +19

We study the large-scale environments and clustering properties of 28 low-luminosity AGNs at in the GOODS-N field. Our sample, identified from the JWST NIRCam Imaging and…

astro-ph.GA2025★ 7 cited

Insights on Metal Enrichment and Environmental Effect at with JWST ASPIRE/EIGER and Chemical Evolution Model

Zihao Li, Koki Kakiichi, Lise Christensen +15

We present the mass-metallicity relation (MZR) for a parent sample of 604 galaxies at with \OIII\ doublets detected, using the deep JWST/NIRCam wide field slitless sp…

astro-ph.GA2025★ 1 cited

The Luminosity Function and Clustering of H Emitting Galaxies at from a Complete NIRCam Grism Redshift Survey

Xiaojing Lin, Eiichi Egami, Fengwu Sun +20

We study the luminosity function (LF) and clustering properties of 888 H emitters (HAEs) at in the GOODS-N field. The sample, built from JWST CONGRESS and FRESCO…

astro-ph.GA2024

A SPectroscopic survey of biased halos In the Reionization Era (ASPIRE): Spectroscopically Complete Census of Obscured Cosmic Star Formation Rate Density at

Fengwu Sun, Feige Wang, Jinyi Yang +25

We present a stringent measurement of the dust-obscured star-formation rate density (SFRD) at from the ASPIRE JWST Cycle-1 medium and ALMA Cycle-9 large program. We obtaine…

astro-ph.CO2024★ 1 cited

A SPectroscopic survey of biased halos In the Reionization Era (ASPIRE): JWST Supports Earlier Reionization around [OIII] Emitters

Xiangyu Jin, Jinyi Yang, Xiaohui Fan +22

Understanding when and how reionization happened is crucial for studying the early structure formation and the properties of first galaxies in the Universe. At , the observe…

astro-ph.GA2024

A Quasar-Anchored Protocluster at z=6.6 in the ASPIRE Survey: II. An Environmental Analysis of Galaxy Properties in an Overdense Structure

Jaclyn B. Champagne, Feige Wang, Jinyi Yang +21

We present paper II comprising a 35 arcmin \textit{JWST}/NIRCam imaging and wide-field slitless spectroscopy mosaic centered on J03053150, a luminous quasar at . The…

astro-ph.GA2024

A Quasar-Anchored Protocluster at z=6.6 in the ASPIRE Survey: I. Properties of [OIII] Emitters in a 10 Mpc Overdensity Structure

Jaclyn B. Champagne, Feige Wang, Haowen Zhang +25

ASPIRE (A SPectroscopic survey of bIased halos in the Reionization Era) is a quasar legacy survey primarily using \textit{JWST} to target a sample of 25 quasars with NIRCam s…

astro-ph.GA2024

Fast Outflow in the Host Galaxy of the Luminous z 7.5 Quasar J10072115

Weizhe Liu, Xiaohui Fan, Jinyi Yang +24

James Webb Space Telescope opens a new window to directly probe luminous quasars powered by billion solar mass black holes in the epoch of reionization and their co-evolution with…

astro-ph.GA2024★ 1 cited

A SPectroscopic survey of biased halos In the Reionization Era (ASPIRE): Broad-line AGN at revealed by JWST/NIRCam WFSS

Xiaojing Lin, Feige Wang, Xiaohui Fan +33

Low-luminosity AGNs with low-mass black holes (BHs) in the early universe are fundamental to understanding the BH growth and their co-evolution with the host galaxies. Utilizing JW…

astro-ph.GA2024★ 26 cited

A quasar-galaxy merger at : rapid host growth via accretion of two massive satellite galaxies

Roberto Decarli, Federica Loiacono, Emanuele Paolo Farina +38

We present JWST/NIRSpec Integral Field Spectroscopy in the rest-frame optical bands of the system PJ308-21, a quasar at caught as its host galaxy interacts with companio…

astro-ph.GA2024★ 13 cited

Large Scale Overdensity of Lyman Break Galaxies Around the z=6.3 Ultraluminous Quasar J0100+2802

Maria Pudoka, Feige Wang, Xiaohui Fan +8

We study the environment of the z=6.33 ultraluminous quasar SDSS J010013.02+280225.8 (J0100) to understand its association with large-scale structure. Theoretical models propose hi…