%0 Journal Article %K Thin films %K Nanostructured materials %K Morphology %K Elasticity %K Polarization %K Ferroelectric materials %K Epitaxial ferroelectric %K Magnetic domains %K Magnetoelectric effects %K Electric polarization %K Barium titanate %K Electrostriction %K Magnetoelectric coupling %K Phase-field model %A J.X Zhang %A Y.L Li %A D.G Schlom %A L.Q Chen %A F Zavaliche %A Ramamoorthy Ramesh %A Q.X Jia %B Applied Physics Letters %D 2007 %G eng %R 10.1063/1.2431574 %T Phase-field model for epitaxial ferroelectric and magnetic nanocomposite thin films %V 90