The ground state properties of the mixed-valence cobaltites Nd${}_{0.7}$Sr${}_{0.3}$CoO${}_3$, Nd${}_{0.7}$Ca${}_{0.3}$CoO${}_3$ and Pr${}_{0.7}$Ca${}_{0.3}$CoO${}_3$

Z. Jirak, J. Hejtmanek, K. Knizek +5

The electric, magnetic, and thermal properties of three perovskite cobaltites with the same 30% hole doping and ferromagnetic ground state were investigated down to very low temper…