contact Biofilm Hexacontane NUS Oxidation Scratch Boron LiquidCell Force-distance CalciumHydroxide mechanical property StainlessSteel SiliconOxide Cancer Styrene Indium_tin_oxide flakes TriGlycineSulphate amplitude_modulation SmalScan CBD MetalCompound Adhesive Ni-FeAlloy StrontiuTitanate SAM Nanofiber Layer BiFeO3 Indent hydrocarbon Transparent Nanostructure Defect FastScan