The Mottness and the Anderson localization in bilayer nickelate La${}_3$Ni${}_2$O${}_{7-\delta }$

Yuxin Wang, Ziyan Chen, Yi Zhang +2

The oxygen content plays a pivotal role in determining the electronic and superconducting properties of the recently discovered La${}_3$Ni${}_2$O${}_{7-\delta }$ superconductors. In this work,…