Many-body large polaron optical conductivity in SrTi${}_{1-x}$Nb${}_x$O${}_3$

J. T. Devreese, S. N. Klimin, J. L. M. van Mechelen +1

Recent experimental data on the optical conductivity of niobium doped SrTiO${}_3$ are interpreted in terms of a gas of large polarons with effective coupling constant $α_{eff}\appr…