Orbital-selective Mass Enhancements in Multi-band Ca${}_{2-x}$Sr${}_x$RuO${}_4$ Systems Analyzed by the Extended Drude Model

J. S. Lee, S. J. Moon, T. W. Noh +2

We investigated optical spectra of quasi-two-dimensional multi-band CaSr${}_x$RuO${}_4$ systems. The extended Drude model analysis on the ab-plane optical conductivity s…