Eiras, José A Compositional Design of Dielectric, Ferroelectric and Piezoelectric Properties of (K, Na)NbO₃ and (Ba, Na)(Ti, Nb)O₃ Based Ceramics Prepared by Different Sintering Routes. [electronic resource] - Materials (Basel, Switzerland) Mar 2016 Publication Type: Journal Article ISSN: 1996-1944 Standard No.: 10.3390/ma9030179 doi