Accurate oxygen abundance of interstellar gas in Mrk 71 from optical and infrared spectra

Chen, Yuguang; Jones, Tucker; Sanders, Ryan; Fadda, Dario; Sutter, Jessica; Minchin, Robert; Huntzinger, Erin; Senchyna, Peter; Stark, Daniel; Spilker, Justin; Weiner, Benjamin; Roberts-Borsani, Guido
2023
NATURE ASTRONOMY
DOI
10.1038/s41550-023-01953-7
A method for measuring oxygen abundances using optical and far-infrared emission lines provides absolute metallicities of the interstellar gas in Markarian 71 and could be applied across cosmic history.