Grain PolymerBlend Anneal Yeditepe EFMAmplitude SSRM EPFL Protein Mapping PhaseChange LateralPFM MoS2 Sio2 Gong Monisha Yeditepe_University kelvin probe force microscopy SiliconOxide TungstenThinFilmDeposition IISCBangalore Layer AmplitudeModulation MfmAmplitude SurfaceOxidation ring shape PVAP3HT Ferrite LMF lift_mode Chloroform Tin disulfide Iron Dental Phthalocyanine #Materials