Asthagiri, A.Wu, Z.Choudhury, N.Cohen, R. E.2007-09-242007-09-242006http://hdl.handle.net/123456789/705539973 bytesapplication/pdfenPMNPbTi03first-principlesrelaxorsferroelectricsmolecular dynamicsshell modelexchangelinear responselattice dynamicsAdvances in First-Principles Studies of Transducer MaterialsArticle