Fig. 1: Illustration of the atomic configuration of SrTiO3, SrFeO2.5 and SrTi1-xFexO3-0.5x lattices. The SrTi1-xFexO3-0.5x can be regarded as a mix of SrTiO3 and SrFeO2.5 with disorder of Fe and Ti cations.

Fig. 1: Illustration of the atomic configuration of SrTiO3, SrFeO2.5 and SrTi1-xFexO3-0.5x lattices. The
SrTi1-xFexO3-0.5x can be regarded as a mix of SrTiO3 and SrFeO2.5 with disorder of Fe and Ti cations.