fluoroalkane Co/Cr/Pt Filter Yeditepe TCS TungstenDeposition alkanes HumanHair LateralPFM PtfeMembrane ito_film vertical_PFM TipBiasMode SingleLayer Gold Gong Conductive AFM Nanopattern CalciumHydroxyapatite Zhi Pores Blood Monisha dielectric_trench BoronNitride #Materials FastScan SingleCrystal SRAM IndiumTinOxide Ni81Fe19 DeoxyribonucleicAcid Gallium_Arsenide Neodymium ScanningKelvinProbeMicroscopy