利用sol-gel法并通过原位复合方法制备了具有铁电性能的PbTiO3和具有铁磁性能的NiFe2O4和PbFe12O19多相复合体系陶瓷粉体.利用XRD、SEM对多相复合体系的物相结构和形貌等进行研究.结果表明,在700℃时可控制形成纯铁电(PbTiO3)/铁磁(NiFe2O4)两相复合体系,在750℃以上则形成铁电(PbTiO3)/铁磁(NiFe2O4和PbFe12O19)三相复合体系.热处理温度对多相复合体系晶相的形成和生长产生关键性作用.多相复合共存体系中形成的晶相多以固溶体存在,各固溶晶相的晶格常数随固溶量的不同而不同.
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