Effect of A-site la and Ba doping on threshold field and characteristic temperatures of PbSc 0.5Ta 0.5O 3 relaxor studied by acoustic emission Dulkin, E. Mihailova, B.; id_orcid 0000-0003-0504-7521 Gospodinov, M. Roth, M. 2012 - Forschungsinformationssystem der UHH