Visualization of photogenerated metallic inhomogeneity in the insulating phase of Pr${}_{0.7}$Ca${}_{0.3}$MnO${}_3$ thin film using spatiotemporal terahertz radiation imaging

N. Kida, M. Tonouchi

Using a spatiotemporal terahertz radiation imaging technique, we visualize photogenerated metallic inhomogeneity in the charge-ordered insulating phase of Pr${}_{0.7}$Ca${}_{0.3}$MnO$_…