gallium_nitride AlkaneFilm temperature_control KevlarFiber MonoLayer dielectric trench BCZT Boundary Hafnium_dioxide Treatment 2dMaterials DOE Oxidation Fet kelvin probe force microscopy Ferroelectric TransitionMetal LiftMode fe_nd_b Silicon EFM FrictionForce MBE Flake Hole Copolymer SPMLabs PolyvinylideneFluoride GlassTemperature Gold Yttria_stabilized_Zirconia DataStorage block_copolymer Au111 AdhesionEnergy