Fluoride SurfaceOxidation strontiu_titanate UnivOfMaryland TemperatureControl TempControl LiquidImaging Cobalt Polystyrene Perovskite Scratch AtomicLayer HighResolution PolymerPatterns atomic_layer TipBiasMode Inorganic_Compound INSP GlassTemp Copolymer #EC IVSpectroscopy PS_LDPE Organic Tin sulfide Wafer OpticalWaveguide margarine Deposition OpticalWaveguides ForceDistanceSpectroscopy molecular_beam SelfAssembly Dopped BTO