Gallium SFAs PDMS Ananth Current AM-KPFM Array Calcite DomainSwitching Ito Modulus biocompatible PolyimideFilm DentalProsthesis StrontiuTitanate Boron Optical Hafnia CeramicCapacitor margarine MagneticForce Composite Force-distance FrequencyModulation Defect Formamidinium_lead_iodide WWafer HumanHair HACrystal 2dMaterials GalliumPhosphide MechanicalProperty PhaseChange SThM hetero_structure