Electical&Electronics Graphene China HexagonalBN Blend PolyvinylAcetate cross section ContactModeDot solar_cell Platinum Annealed thermal_property norganic CrystalGrowing SiliconCrystal CarbonNanotube ScanningSpreadingResistanceMicroscopy KAIST CntFilm PVA Optoelectronic Polyimide Sadowski PetruPoni_Institute CastIron Varistor ScanningTunnelingMicroscopy PolymerPatterns Growth SelfAssembly Liquid hydrocarbon Polyvinylidene_fluoride Jason UnivOfMaryland