Ferroelectric and dielectric properties in Ba5SmFe1·5Nb8·5O30tungsten bronze ceramics Zhu, X. L. ; Bai, Y. ; Liu, X. Q. ; Chen, X. M. Abstract Publication: Advances in Applied Ceramics Pub Date: October 2013 DOI: 10.1179/1743676113Y.0000000101 Bibcode: 2013AdApC.112..412Z