2 papers
cond-mat.mtrl-sci2021
Role of the rare-earth doping on the multiferroic properties of BaTiO: First-principles calculation
A. P. Aslla-Quispe, R. H. Miwa, J. D. S. Guerra
Ab-initio spin-polarized Density Functional Theory plus U is used to study the electronic and magnetic properties of tetragonal doped barium titanate (BaEuO) system…
cond-mat.mtrl-sci2004
Investigation of microwave dielectric relaxation process in the antiferroelectric phase of NaNbO3 ceramics
M. H. Lente, J. de Los S. Guerra, J. A. Eiras
This letter reports microwave dielectric measurements performed in the antiferroelectric phase of NaNbO3 ceramics from 100 to 450 K. Remarkable dielectric relaxations were found wi…