$3d_{z^2}$ orbital delocalization and magnetic collapse in superconducting (La,Pr)${}_3$Ni${}_2$O${}_{7-\delta }$ films

Xiaoyang Chen, Wenliang Zhang, Fei Peng +20

The recent discovery of Ruddlesden--Popper (RP) nickelate thin-film superconductors has opened a new frontier in unconventional superconductivity. Its realization requires both com…