Sapphire kelvin probe force microscopy Yttria_stabilized_Zirconia self-assembled_monolayer Step Solution mfm_amplitude Ferrite CBD Scratch AdhesionForce Inorganic_Compound Hair norganic BiVO4 Adhesion Treatment Corrosion Pattern I-VSpectroscopy Worcester_Polytechnic_Institute TemperatureControllerAFM STO WPlug ConductiveAFM domain_switching Sidewall UTEM Sulfur KPFM TappingMode PatternedSapphireSubstrat HexagonalBoronNitride LiIonBattery SKKU