Magnons in chromium trihalides from \emph{ab initio} Bethe-Salpeter equation

Ali Esquembre-Kučukalić, Khoa B. Le, Alberto García-Cristóbal +3

Chromium trihalides (CrX${}_3$, with $\mathrm{X}=\mathrm{I},\mathrm{Br},\mathrm{Cl}$) are layered ferromagnetic materials with rich physics and possible applications. Their structure consists of magnetic Cr atoms…