Electronic structures and topological properties in nickelates $L{n}_{n+1}$Ni${}_n$O${}_{2n+2}$

Jiacheng Gao, Zhijun Wang, Chen Fang +1

After the significant discovery of the hole-doped nickelate compound Nd${}_{0.8}$Sr${}_{0.2}$NiO${}_2$, an analysis of the electronic structure, orbital components, Fermi surfaces and ba…