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G. Khullar · SciRah

Researcher profile · Semantic Scholar

G. Khullar

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G. Khullar — researcher profile on SciRah

h-index: 24
Works: 134
Citations: 2,404

Most-cited papers

UNCOVER Spectroscopy Confirms the Surprising Ubiquity of Active Galactic Nuclei in Red Sources at z > 5
J. Greene, I. Labbé, A. Goulding, L. Furtak +32 more
2024Astrophysical Journal323 citations Open access
Semantic Scholar
UNCOVER: The Growth of the First Massive Black Holes from JWST/NIRSpec—Spectroscopic Redshift Confirmation of an X-Ray Luminous AGN at z = 10.1
A. Goulding, J. Greene, D. Setton, I. Labbé +26 more
2023Astrophysical Journal Letters145 citations Open access
Semantic Scholar
The UNCOVER Survey: A First-look HST + JWST Catalog of 60,000 Galaxies near A2744 and beyond
J. Weaver, Sam E. Cutler, R. Pan, K. Whitaker +42 more
2023Astrophysical Journal Supplement Series94 citations Open access
Semantic Scholar
UNCOVERing the extended strong lensing structures of Abell 2744 with the deepest JWST imaging
L. Furtak, A. Zitrin, J. Weaver, H. Atek +17 more
2022Monthly notices of the Royal Astronomical Society82 citations Open access
Semantic Scholar
JWST/NIRCam Probes Young Star Clusters in the Reionization Era Sunrise Arc
E. Vanzella, A. Claeyssens, B. Welch, A. Adamo +26 more
2022Astrophysical Journal81 citations Open access
Semantic Scholar
UNCOVER: Illuminating the Early Universe—JWST/NIRSpec Confirmation of z > 12 Galaxies
Bing-Jie Wang, S. Fujimoto, I. Labbé, L. Furtak +23 more
2023Astrophysical Journal Letters66 citations Open access
Semantic Scholar
Inferring More from Less: Prospector as a Photometric Redshift Engine in the Era of JWST
Bing-Jie Wang, J. Leja, R. Bezanson, B. Johnson +5 more
2023Astrophysical Journal Letters60 citations Open access
Semantic Scholar
Medium Bands, Mega Science: A JWST/NIRCam Medium-band Imaging Survey of A2744
K. Suess, J. Weaver, S. Price, R. Pan +39 more
2024Astrophysical Journal53 citations Open access
Semantic Scholar
The UNCOVER Survey: A First-look HST+JWST Catalog of Galaxy Redshifts and Stellar Population Properties Spanning 0.2 ≲ z ≲ 15
Bing-Jie Wang, J. Leja, Ivo Labbé, R. Bezanson +40 more
2023Astrophysical Journal Supplement Series49 citations Open access
Semantic Scholar
UNCOVER: A NIRSpec Census of Lensed Galaxies at z = 8.50–13.08 Probing a High-AGN Fraction and Ionized Bubbles in the Shadow
S. Fujimoto, Bing-Jie Wang, J. Weaver, V. Kokorev +32 more
2023Astrophysical Journal45 citations Open access
Semantic Scholar
JWST Reveals a Possible z ∼ 11 Galaxy Merger in Triply Lensed MACS0647–JD
T. Hsiao, D. Coe, Abdurro'uf, L. Whitler +62 more
2022Astrophysical Journal Letters44 citations Open access
Semantic Scholar
The UNCOVER Survey: First Release of Ultradeep JWST/NIRSpec PRISM Spectra for ∼700 Galaxies from z ∼ 0.3–13 in A2744
S. Price, R. Bezanson, I. Labbé, L. Furtak +37 more
202541 citations Open access
Semantic Scholar
SPT clusters with DES and HST weak lensing. II. Cosmological constraints from the abundance of massive halos
S. Bocquet, S. Grandis, L. Bleem, M. Klein +192 more
2024Physical Review D34 citations Open access
Semantic Scholar
UNCOVER NIRSpec/PRISM Spectroscopy Unveils Evidence of Early Core Formation in a Massive, Centrally Dusty Quiescent Galaxy at z spec = 3.97
D. Setton, G. Khullar, T. Miller, R. Bezanson +27 more
2024Astrophysical Journal33 citations Open access
Semantic Scholar
A Glimpse of the New Redshift Frontier through AS1063
V. Kokorev, H. Atek, J. Chisholm, R. Endsley +30 more
2025Astrophysical Journal Letters26 citations Open access
Semantic Scholar
Unveiling the Cosmic Chemistry: Revisiting the Mass–Metallicity Relation with JWST/NIRSpec at 4 < z < 10
A. Sarkar, Priyanka Chakraborty, M. Vogelsberger, Michael A. McDonald +11 more
2024Astrophysical Journal26 citations Open access
Semantic Scholar
The Sunburst Arc with JWST I. Detection of Wolf-Rayet stars injecting nitrogen into a low-metallicity, z=2.37 proto-globular cluster leaking ionizing photons
T. Rivera-Thorsen, J. Chisholm, B. Welch, J. Rigby +12 more
2024Astronomy & Astrophysics25 citations Open access
Semantic Scholar
JWST Early Release Science Program TEMPLATES: Targeting Extremely Magnified Panchromatic Lensed Arcs and Their Extended Star Formation
J. Rigby, J. Vieira, K. Phadke, T. Hutchison +32 more
2023Astrophysical Journal25 citations Open access
Semantic Scholar
Small Region, Big Impact: Highly Anisotropic Lyman-continuum Escape from a Compact Starburst Region with Extreme Physical Properties
Keunho J. Kim, M. Bayliss, J. Rigby, M. Gladders +12 more
2023Astrophysical Journal Letters23 citations Open access
Semantic Scholar
JWST's TEMPLATES for Star Formation: The First Resolved Gas-phase Metallicity Maps of Dust-obscured Star-forming Galaxies at z ∼ 4
J. Birkin, T. Hutchison, B. Welch, J. Spilker +22 more
2023Astrophysical Journal17 citations Open access
Semantic Scholar
UNCOVER: Significant Reddening in Cosmic Noon Quiescent Galaxies
Jared C. Siegel, D. Setton, J. Greene, K. Suess +18 more
2024Astrophysical Journal14 citations Open access
Semantic Scholar
DUALZ—Deep UNCOVER-ALMA Legacy High-Z Survey
S. Fujimoto, R. Bezanson, I. Labbé, G. Brammer +28 more
2023Astrophysical Journal Supplement Series14 citations Open access
Semantic Scholar
The Sunburst Arc with JWST. III. An Abundance of Direct Chemical Abundances
B. Welch, T. Rivera-Thorsen, J. Rigby, T. Hutchison +10 more
2025Astrophysical Journal13 citations Open access
Semantic Scholar
TEMPLATES: Direct Abundance Constraints for Two Lensed Lyman-break Galaxies
B. Welch, G. Olivier, T. Hutchison, J. Rigby +19 more
2024Astrophysical Journal11 citations Open access
Semantic Scholar
SPT-SZ MCMF: An extension of the SPT-SZ catalog over the DES region
M. Klein, J. J. Mohr, S. Bocquet, M. Aguena +103 more
2023Monthly notices of the Royal Astronomical Society11 citations Open access
Semantic Scholar
COOL–LAMPS. III. Discovery of a 25.″9 Separation Quasar Lensed by a Merging Galaxy Cluster
Michael N. Martinez, K. Napier, Aidan P. Cloonan, E. Sukay +15 more
2022Astrophysical Journal10 citations Open access
Semantic Scholar
A Census of Star Formation Histories of Massive Galaxies at 0.6 < z < 1 from Spectrophotometric Modeling Using Bagpipes and Prospector
Yasha Kaushal, A. Nersesian, R. Bezanson, A. van der Wel +12 more
2023Astrophysical Journal9 citations Open access
Semantic Scholar
SPT clusters with DES and HST weak lensing. I. Cluster lensing and Bayesian population modeling of multiwavelength cluster datasets
S. Bocquet, S. Grandis, L. Bleem, M. Klein +129 more
2023Physical Review D8 citations Open access
Semantic Scholar
TEMPLATES: A Robust Outlier Rejection Method for JWST/NIRSpec Integral Field Spectroscopy
T. Hutchison, B. Welch, J. Rigby, G. Olivier +12 more
2023Publications of the Astronomical Society of the Pacific8 citations Open access
Semantic Scholar
A Gradual Decline of Star Formation since Cluster Infall: New Kinematic Insights into Environmental Quenching at 0.3 < z < 1.1
Keunho J. Kim, M. Bayliss, A. Noble, G. Khullar +13 more
2022Astrophysical Journal8 citations Open access
Semantic Scholar
Taking a Break at Cosmic Noon: Continuum-selected Low-mass Galaxies Require Long Burst Cycles
Abby Mintz, D. Setton, J. Greene, J. Leja +23 more
2025Astrophysical Journal7 citations Open access
Semantic Scholar
The SPT-Chandra BCG Spectroscopic Survey. I. Evolution of the Entropy Threshold for ICM Cooling and AGN Feedback in Galaxy Clusters over the Last 10 Gyr
M. Calzadilla, Michael A. McDonald, B. Benson, L. Bleem +15 more
2024Astrophysical Journal7 citations Open access
Semantic Scholar
JWST's GLIMPSE: an overview of the deepest probe of early galaxy formation and cosmic reionization
H. Atek, J. Chisholm, V. Kokorev, R. Endsley +43 more
20256 citations
Semantic Scholar
RUBIES Spectroscopically Confirms the High Number Density of Quiescent Galaxies from 2 < z< 5
Yun-Chong Zhang, A. de Graaff, D. Setton, S. Price +20 more
2025Astrophysical Journal6 citations Open access
Semantic Scholar
UNCOVER: The Rest-ultraviolet to Near-infrared Multiwavelength Structures and Dust Distributions of Submillimeter-detected Galaxies in A2744
S. Price, K. Suess, C. C. Williams, R. Bezanson +17 more
2025Astrophysical Journal6 citations Open access
Semantic Scholar
SPT-CL J2215−3537: A Massive Starburst at the Center of the Most Distant Relaxed Galaxy Cluster
M. Calzadilla, L. Bleem, M. McDonald, M. Gladders +13 more
2023Astrophysical Journal6 citations Open access
Semantic Scholar
Redshift Evolution of the Feedback–Cooling Equilibrium in the Core of 48 SPT Galaxy Clusters: A Joint Chandra–SPT–ATCA Analysis
F. Ruppin, M. McDonald, J. Hlavacek-larrondo, M. Bayliss +16 more
2022Astrophysical Journal6 citations Open access
Semantic Scholar
COOL-LAMPS. II. Characterizing the Size and Star Formation History of a Bright Strongly Lensed Early-type Galaxy at Redshift 1.02
E. Sukay, G. Khullar, M. Gladders, K. Sharon +16 more
2022Astrophysical Journal6 citations Open access
Semantic Scholar
The Sunburst Arc with JWST. II. Observations of an Eta Carinae analog at z=2.37
S. Choe, T. Rivera-Thorsen, H. Dahle, K. Sharon +10 more
2024Astronomy & Astrophysics5 citations Open access
Semantic Scholar
DESI Massive Poststarburst Galaxies at z ∼ 1.2 Have Compact Structures and Dense Cores
Yun-Chong Zhang, D. Setton, S. Price, R. Bezanson +32 more
2024Astrophysical Journal5 citations Open access
Semantic Scholar
Strong LensIng and Cluster Evolution (SLICE) with JWST: Early Results, Lens Models, and High-redshift Detections
C. Cerny, G. Mahler, K. Sharon, M. Jauzac +23 more
2025Astrophysical Journal4 citations Open access
Semantic Scholar
Deep inference of simulated strong lenses in ground-based surveys
J. Poh, Ashwin Samudre, Aleksandra Ćiprijanović, J. Frieman +2 more
2025Journal of Cosmology and Astroparticle Physics4 citations Open access
Semantic Scholar
COOL-LAMPS. VIII. Known Wide-separation Lensed Quasars and Their Host Galaxies Reveal a Lack of Evolution in MBH/M⋆ Since z ∼ 3
Aidan P. Cloonan, G. Khullar, K. Napier, M. Gladders +37 more
2025Astrophysical Journal4 citations Open access
Semantic Scholar
Evidence for AGN-regulated Cooling in Clusters at z ∼ 1.4: A Multiwavelength View of SPT-CL J0607-4448
M. Masterson, M. McDonald, B. Ansarinejad, M. Bayliss +8 more
2023Astrophysical Journal4 citations Open access
Semantic Scholar
COOL-LAMPS. IV. A Sample of Bright Strongly Lensed Galaxies at 3 < z < 4
Yun-Chong Zhang, V. Manwadkar, M. Gladders, G. Khullar +20 more
2022Astrophysical Journal4 citations Open access
Semantic Scholar
Discovery of Multiply Ionized Iron Emission Powered by an Active Galactic Nucleus in a z~7 Little Red Dot
E. Lambrides, R. Larson, T. Hutchison, P. A. Haro +49 more
20253 citations
Semantic Scholar
Discovery of Ancient Globular Cluster Candidates in the Relic, a Quiescent Galaxy at z = 2.5
K. Whitaker, Sam E. Cutler, R. Chandar, R. Pan +30 more
2025Astrophysical Journal3 citations Open access
Semantic Scholar
Medium Bands, Mega Science: a JWST/NIRCam Medium-Band Imaging Survey of Abell 2744
K. Suess, J. Weaver, S. Price, R. Pan +38 more
20243 citations
Semantic Scholar
The UNCOVER Survey: A first-look HST+JWST catalog of 60,000 galaxies near Abell 2744 and beyond
J. Weaver, Sam E. Cutler, R. Pan, K. Whitaker +40 more
20233 citations
Semantic Scholar
UNCOVER: The growth of the first massive black holes from JWST/NIRSpec – spectroscopic confirmation of an X-ray luminous AGN at z=10.1
A. Goulding, J. Greene, D. Setton, I. Labbé +25 more
20233 citations
Semantic Scholar

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