Boron Device Etch TiO2 Copper CrAu Blood gallium_nitride Heat Sidewall Dopped ScanningSpreadingResistanceMicroscopy dichalcogenide PS_LDPE HighResolution C36H74 Chungnam_National_University PtfeMembrane Pattern PtfeFilter Strontium ScratchMode GaAs LowDensityPolyethylene Collagen Al2O3 Hafnia Conduct Chemical Vapor Deposition ULCA PvdfBead PUR single_layer MolecularSelfAssembly Water