Calcite IMT_Bucharest exfoliate Fluoride Gallium KelvinProbeForceMicroscopy Reading Semiconductor Memory Conductivity UnivMaryland PetruPoni_Institute Tin disulfide DIWafer INSP ThinFilm CarbonNanotube hydrocarbon blended polymers HardDiskMedia Nickel self-assembled_monolayer ElectrostaticForceMicroscopy SrTiO3 Anneal Display doped PinPointMode LateralForceMicroscopy Pzt ito_film Organic OxideLayer heterojunctions self-assembly