%0 Journal Article %K Transmission electron microscopy %K Substrates %K Electric fields %K Domain walls %K Ferroelectricity %K Phase boundaries %K Piezoelectricity %K Epitaxial films %K Domain architectures %K X-ray diffraction analysis %K Substrate clamping %K Morphotropic phase boundary %K Tetragonal domain variants %A J Ouyang %A J Slusker %A I Levin %A D.-M Kim %A C.-B Eom %A Ramamoorthy Ramesh %A A.L Roytburd %B Advanced Functional Materials %D 2007 %G eng %P 2094-2100 %R 10.1002/adfm.200600823 %T Engineering of self-assembled domain architectures with ultra-high piezoelectric response in epitaxial ferroelectric films %V 17