Polyurethane layers HexagonalBN PVAP3HT HardDisk Film LowDensityPolyethylene Polystyrene CuFoil Molybdenum Chemical_Vapor_Deposition Composite Plug self_assembly ScratchMode PvdfFilm Piezo ThermalDetectors Pore Materials Polyaniline Scratch CBD Spincast #EC Temasek_Lab Heat FFM InsulatorFilm Singapore BloodCell Pvdf Roughness Thermal fe_nd_b