Mark Dickinson
2 papers ยท Latest:
Galaxies & Cosmology
Using Ly$ฮฑ$ Transmitted Spectrum to Probe IGM Transmission and Identify Ionized Structures in Cosmic Reionization
This paper uses JWST/NIRSpec to measure intergalactic medium transmission and identify a large ionized bubble during cosmic reionization.
2605.02539
Galaxies & CosmologyPrevailing thermally-pulsing-asymptotic-giant branch stars in the near-infrared rest-frame spectra of distant quiescent galaxies: towards robust galaxy ages and masses
JWST observations confirm the prevalence of TP-AGB stars in distant quiescent galaxies, improving stellar population models and age/mass estimates.
2604.19942
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