NanoLithography FrequencyModulation Tungsten_disulfide Celebration OrganicSemiconductor OpticalModulator Fiber phase_change ring shape Workfunction Sio2 Sperm Polypropylene KelvinProbeForceMicroscopy Grain margarine Boundary Ferroelectric Fluoride fluoroaalkane EPFL HanyangUniv TriGlycineSulphate LightEmiting high_resolution strontiu_titanate DNAProtein Hole Steps SurfaceOxidation ScanningSpreadingResistanceMicroscopy WWafer MembraneFilter dielectric trench LateralForce