Crystal structure, local structure, and defect structure of Pr-doped SrTiO${}_3$

I. A. Sluchinskaya, A. I. Lebedev, A. Erko

X-ray diffraction studies showed that the structure of (Sr${}_{1-x}$Pr${}_x$)TiO${}_3$ solid solutions at 300 K changes from the cubic $Pm3m$ to the tetragonal $I4/mcm$ with increasing $…