Polydimethylsiloxane Optic ring shape Moire Al2O3 IRDetector Litho AlkaneFilm BoronNitride Hafnium_dioxide BaTiO3 contact TappingMode Leakage ferromagnetic Sapphire Formamidinium_lead_iodide TCS kelvin probe force microscopy Cross-section P3HT Inorganic Phosphide atomic_steps PolymerBlend Co/Cr/Pt semifluorinated_alkanes Growth Ecoli Workfunction CuSubstrate Molybdenum Vortex Vinylpyridine KPFM