Robust Half-Metallic Character and Large Oxygen Magnetism in a Perovskite Cuprate

Xiangang Wan, Masanori Kohno, Xiao Hu

The new perovskite cuprate material Sr${}_8$CaRe${}_3$Cu${}_4$O${}_{24}$, which behaves ferrimagnetically and shows an unusually high Curie temperature ($T_c\sim$ 440 K), is found f…