Piranha frequency_modulation mechanical_property GaP Hexylthiophene graphene_hybrid Transparent BariumTitanate Lift Sulfur NusEce SetpointMode C_AFM Zagreb Resistance P3HT TungstenThinFilmDeposition MonoLayer PvdfBead MetalCompound mechanical property CVD FM_SKPM Dimethicone Friction Aluminum Moire UnivCollegeLondon NiFe HfO2 PtfeMembrane CalciumHydroxide #Materials Gallium Ananth