HexagonalBN Modulus InorganicCompound lithography Vac Butterfly Cross-section piezoelectric force microscopy Mfm CHRYSALIS_INC polymeric_arrays Roughness Aluminum Aggregated_molecules flakes cooling MonoLayer 2dMaterials atomic_layer Granada PyroelectricDetector ContactModeDots KAIST SelfAssembly CeramicCapacitor CntFilm HBN Conducting H-BN YszSubstrate Ram biocompatible CarbonNanotube IndiumTinOxide Strontium