GaN Composition Collagen Boron Lateral Worcester_Polytechnic_Institute Hole exfoliate ForceMapping Conductivity Polyimide SolarCell CarbonNanotube Metal Liquid Aluminium_Oxide DeflectionOptics Temasek_Lab 2dMaterials kelvin probe force microscopy Aggregated_molecules CopperFoil WWafer dielectric_trench Blend Platinum Phthalocyanine LiquidCell Graphene LeakageCurrent temperature_control BTO Ananth UnivMaryland NCM