Nitrogen abundance in the X-ray halos of clusters and groups of galaxies - Mao, Junjie; de Plaa, Jelle; Kaastra, Jelle S.; Pinto, Ciro; Gu, Liyi; Mernier, François; Yan, Hong-Liang; Zhang, Yu-Ying; Akamatsu, Hiroki (Astronomy and astrophysics (Berlin), 2019)
Keywords: Abundance; Chemical evolution; Emission spectra; Galactic clusters; Galactic halos; Galaxies; galaxies: clusters: intracluster medium; Massive stars; Metallicity; Nitrogen; Organic chemistry; Stars; Stars & galaxies; Stellar populations; techniques: spectroscopic; X ray spectra; X-rays: galaxies; X-rays: galaxies: clusters