ContactModeDots conductive F14H20 TappingMode Cross-section Fe_film Vinylpyridine Terrace University_of_Regensburg HumanHair gallium_nitride Organic PVAP3HT Electical&Electronics HafniumDioxide temp_control self-assembled_monolayer cannabinoid Inorganic Sapphire PetruPoni_Institute OpticalModulator pinpoint mode LithiumNiobate UTEM Annealed DataStorage Lateral EPFL fluoroaalkane Thermal flakes ImideMonomer Resistance domain_switching