Comparative Dielectric Behavior of PbFe${}_{1/2}$Ta${}_{1/2}$O${}_3$ and NaNbO${}_3$:Gd Relaxor-Like Crystals

I. P. Raevski, S. A. Prosandeev, U. Waghmare +3

Experimental data obtained for PbFe${}_{1/2}$Ta${}_{1/2}$O${}_3$ (PFT) and NaNbO${}_3$: Gd (NaNbGd) single crystals show a diffused dielectric permittivity peak that is inherent to…