3 papers
astro-ph.GA2026
Polarization properties of changing-look active galactic nuclei: NGC 1365 and NGC 2992
D. Hutsemékers, F. Marin, B. Agis González +2
Changing-look active galactic nuclei (CLAGNs) represent a rare class of AGNs that undergo transitions from type 1 (characterized by the presence of broad emission lines in their sp…
astro-ph.GA2025
Lord of LRDs: Insights into a "Little Red Dot" with a low-ionization spectrum at z = 0.1
Xihan Ji, Francesco D'Eugenio, Ignas Juodžbalis +14
Recent observations by the James Webb Space Telescope (JWST) have revealed a puzzling population of optically red and compact galaxies with peculiar "V"-shaped spectra at high reds…
astro-ph.HE2024
Distance estimation of gamma-ray emitting BL Lac objects from imaging observations
K. Nilsson, V. Fallah Ramazani, E. Lindfors +13
Direct redshift determination of BL Lac objects is highly challenging as the emission in the optical and near-infrared (NIR) bands is largely dominated by the non-thermal emission…