ConductiveAFM Polymer C60H122 FrictionalForce CuFoil Conductance BismuthVanadate CntFilm Roughness ring shape LFM HighAspect chemical_compound PolyimideFilm HardDiskMedia PolymerPatterns MagneticForceMicroscopy food Fendb CrAu EFM CNT hard_disk_media FuelCell GaAs MESA structure PinpointNanomechanicalMode PhthalocyaninePraseodymium AnodizedAluminumOxide silicon_oxide Mechinical EvatecAG PyroelectricDetector Polyaniline Glass