Osmates on the verge of a Hund's-Mott transition: The different fates of NaOsO${}_3$ and LiOsO${}_3$

Daniel Springer, Bongjae Kim, Peitao Liu +6

We clarify the origin of the strikingly different spectroscopic properties of the chemically similar compounds NaOsO${}_3$ and LiOsO${}_3$. Our first-principle many-body analysis demon…