PDMS PatternedSapphireSubstrat OxideLayer domain_switching MESA structure Polarization Phosphide phase_change Edwin AIN Pattern Wafer Reading frequency_modulation SFAs gallium_nitride BiVO4 Monisha Modulus DataStorage EvatecAG FAPbI3 GalliumPhosphide AEAPDES PolycrystallineFerroelectricBCZT Graphene Collagen strontiu_titanate Terrace Patterns Dr.JurekSadowski food LightEmission HACrystal Conduct