ConductiveAFM Worcester_Polytechnic_Institute Adhesion fluoroaalkane molecule Polydimethylsiloxane sputter LateralForceMicroscopy VinylAlcohol Barium_titanate Semiconductor Plug Aluminum Gold SolarCell SiWafer Adhesive cannabinoid solar_cell C60H122 Optic PANI temp VerticalPFM DeoxyribonucleicAcid LiftHeight Pattern Silver HighResolution Ananth Ferrite doped Annealing OrganicSemiconductor PS_PVAC