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20242026
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astro-ph.GA2026

Unveiling Metal Mixing in a Grand-Design Spiral: A UV-optical multiphase spatially resolved study of M83

Adarsh Ranjan, Bethan L. James, Svea Hernandez +4

We present a spatially resolved, multiphase study of chemical enrichment around young star clusters (YSCs) in the nearby grand-design spiral M83 by combining far-ultraviolet(UV) ab…

astro-ph.GA2025

The Stellar Morphology & Size of X-ray-selected Active Galactic Nuclei Host Galaxies Revealed by JWST

Bovornpratch Vijarnwannaluk, Zhen-Kai Gao, Wei-Hao Wang +19

We investigate the stellar shape and size-mass relationship of X-ray selected Active Galactic Nuclei (AGN) host galaxies using the high-angular resolution and deep sensitivity in t…

astro-ph.GA2025

Unveiling a Population of Strong Galaxy-Galaxy Lensed Faint Dusty Star-Forming Galaxies

Ting-Kai Yang, Chian-Chou Chen, Zhen-Kai Gao +10

The measurements of the number density of galaxy-galaxy strong lenses can be used to put statistical constraints on the foreground mass distributions. Dusty galaxies uncovered in s…

astro-ph.GA2024

Model independent approach for calculating galaxy rotation curves for low MaNGA galaxies

Sangwoo Park, Arman Shafieloo, Satadru Bag +3

Internal kinematics of galaxies, traced through the stellar rotation curve or two dimensional velocity map, carry important information on galactic structure and dark matter. With…

astro-ph.GA2024

Distribution of merging and post-merging galaxies in nearby galaxy clusters

Duho Kim, Yun-Kyeong Sheen, Yara L. Jaffé +10

We study the incidence and spatial distribution of galaxies that are currently undergoing gravitational merging (M) or that have signs of a post merger (PM) in six galaxy clusters…