molecular_self_assembly ChemicalCompound Pyroelectric TipBiasMode Inorganic_Compound TemperatureControllerStage aluminum_nitride Sapphire WPlug LateralForceMicroscopy KAIST Platinum Etch BismuthVanadate Defect Array Boundary plastics dielectric trench Ferroelectric C60H122 Hysteresys AnodizedAluminumOxide ShenYang GaP temperature_control Ptfe semifluorinated alkane Dental ThermalDetectors molecules Scratch Co/Cr/Pt Bismuth Varistor