non_contact AM-KPFM StrontiuTitanate CrossSection MechanicalProperty Domain Nanostructure Cell semifluorinated_alkane small_scan DLaTGS HexacontaneFilm PvdfFilm IISCBangalore Au111 LiftHeight Bismuth Calcite membrane BCZT FailureAnalysis Zhi DNAProtein food molecule Polyaniline GlassTemperature Solution Fiber Phosphide PolymerPatterns ElectrostaticForceMicroscopy Etch contact Hole