Oxygen isotope effect and phase separation in the optical conductivity of (La${}_{0.5}$Pr${}_{0.5}$)${}_{0.7}$Ca${}_{0.3}$MnO${}_3$ thin films

F. P. Mena, A. B. Kuzmenko, A. Hadipour +3

The optical conductivities of films of (La${}_{0.5}$Pr${}_{0.5}$)${}_{0.7}$Ca${}_{0.3}$MnO${}_3$ with different oxygen isotopes (${}^{16}$O and ${}^{18}$O) have been determined in the spectral r…