mfm_amplitude dielectric trench ThermalProperties silicon_oxide vertical_PFM AnodizedAluminumOxide SThM PolyStylene Sic OpticalWaveguides DNA cannabidiol Solar Morphology Non-ContactMode organic_polymer Layer FloppyDisk frequency_modulation Sphere Blend Polyvinylidene Pipette NtuEee Film Hair Hexatriacontane optoelectronics Glass Polyimide Iron ring shape Scratch ContactMode ScanningKelvinProbeMicroscopy