activity
20222026
most citedThe ultraviolet continuum slopes () of galaxies at from JWST and ground-based near-infrared imaging

118 citations · 211 across the 31 of their papers we have counts for

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Showing 2026Show all

8 papers · 1 filter

astro-ph.GA2026

Unprecedented Constraints on Gas Flows at High Redshift Using Deep JWST/NIRSpec Observations from the LyC22, EXCELS, and AURORA Surveys

Emily Kehoe, Alice E. Shapley, Adam C. Carnall +25

We investigate how low-ionization gas flows in typical star-forming galaxies at depend on galaxy intrinsic properties and viewing angle. For this analysis we use JWST/NIRS…

astro-ph.GA2026

Massive Galaxies Form Early and Gray: Stellar Assembly and Dust Attenuation at from CAPERS

Katherine Chworowsky, Steven L. Finkelstein, Anthony J. Taylor +27

The stellar mass assembly of massive galaxies in the first few billion years of cosmic history remains a central challenge in galaxy formation. Galaxies with $M_\star \gtrsim 10^{1…

astro-ph.GA2026

Self-Consistent Direct Method for Chemical Abundances in High-z Galaxies with JWST

Karla Z. Arellano-Córdova, J. Eduardo Méndez-Delgado, Sophia R. Flury +10

The unprecedented rest-frame UV and optical coverage provided by JWST enables simultaneous constraints on the electron density (n) and temperature (T) of ionize…

astro-ph.GA2026★ 1 cited

Little Red Dots: One Photometric Tag Concealing Diverse Spectroscopic Flavors of Massive Star Formation and Black Hole Activity

Pablo G. Pérez-González, Guillermo Barro, Stefano Carniani +61

We compile JWST/NIRSpec prism and MIRI data for 249 Little Red Dots (LRDs) at 2.3<z<9.3, forming a representative spectroscopic subset of NIRCam-selected LRDs. We derive a median s…

astro-ph.GA2026★ 1 cited

The JWST EXCELS survey: The ages and abundances of massive quiescent galaxies show that downsizing was already in place by

Ho-Hin Leung, Adam C. Carnall, Elizabeth Taylor +21

We present deep, medium-resolution m JWST/NIRSpec spectroscopy for 14 quiescent galaxies at with , obtained as part of t…

astro-ph.GA2026★ 2 cited

Spectroscopic confirmation of a large and luminous galaxy with weak emission lines at

Callum T. Donnan, Derek J. McLeod, Ross J. McLure +15

We present JWST/NIRSpec PRISM observations of a robust galaxy candidate at , selected from pure-parallel NIRCam imaging; PAN-z14-1. The NIRSpec spectrum allows confirmat…

astro-ph.GA2026★ 1 cited

Electron temperature relations and the direct N, O, Ne, S and Ar abundances of 49959 star-forming galaxies in DESI Data Release 2

D. Scholte, F. Cullen, J. Moustakas +42

We present the largest direct-method abundance catalogue of galaxies to date, containing measurements of 49959 star-forming galaxies at z < 0.96 from DESI Data Release 2. By direct…

astro-ph.GA2026

The JWST EXCELS survey: Outflows in 1.5 < z < 5 quiescent and recently quenched galaxies are likely relics from episodic AGN activity

Elizabeth Taylor, Adam C. Carnall, David Maltby +24

We investigate the presence and origin of neutral gas outflows and inflows in 13 post-starburst (PSB) and quiescent galaxies at redshifts 1.8 z 4.6, using JWST NIRSpe…