Articles with "metallicity active" as a keyword



Metallicity of Active Galactic Nuclei from ultraviolet and optical emission lines – II. Revisiting the C43 metallicity calibration and its implications

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Published in 2025 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/staf1407

Abstract: In this study, a new semi-empirical calibration is proposed between ultraviolet emission lines (C iii]λ1909, C ivλ1549, He ii]λ1640) of type 2 AGNs and their metallicity (Z). This calibration is derived by comparing a large sample of 106… read more here.

Keywords: metallicity; metallicity active; metallicity calibration; emission lines ... See more keywords