CaCu${}_3$Ru${}_4$O${}_{12}$: a high Kondo-temperature transition metal oxide

D. Takegami, C. Y. Kuo, K. Kasebayashi +26

We present a comprehensive study of CaCu${}_3$Ru${}_4$O${}_{12}$ using bulk sensitive hard and soft x-ray spectroscopy combined with local-density approximation (LDA) + dynamical mean-fi…