DIWafer MESA structure Reduction SetpointMode PvdfFilm Sidewall HexagonalBoronNitride Wonseok Defects PVA Piezoresponse GranadaUniv HDD OxideLayer StainlessSteel PtfeMembrane Iron Phase Jason YttriaStabilizedZirconia Bacterium ChemicalCompound I-VSpectroscopy AAO Indium_tin_oxide CrAu FailureAnalysis AmplitudeModulation BiFeO3 Scratch LateralForce Polystyrene Hydroxyapatite Polyvinylidene Defect