gallium_nitride Mosfet PhaseImaging HexacontaneFilm LithiumNiobate ScanningThermalMicroscopy Patterns Gong WWafer AEAPDES PinpointPFM Heating ForceVolumeMapping Vac silicon_oxide Dopped Optoelectonics Copolymer MESA structure SiliconCrystal SFAs Workfunction PvdfBead FailureAnlaysis Memory SmalScan Nanofiber Sulfur BismuthFerrite bias_mode Conductive AFM Polyaniline alkanes suspended_graphene ScanningIon-ConductanceMicroscopy