Polaron relaxation and hopping conductivity in LaMn${}_{1-x}$Fe${}_x$O${}_3$

A. Karmakar, S. Majumdar, S. Giri

Dc and ac transport properties as well as electric modulus spectra have been investigated for the samples LaMn${}_{1-x}$Fe${}_x$O${}_3$ with compositions 0 $\le x\le$ 1.0. The bulk…