Polyvinylidene contact SFAs Zhi Dopped Growth ItoGlass H-BN #EC Photovoltaics CP-AFM Singapore PhaseImaging temp_control PolymerPatterns PyroelectricDetector Ram Materials Ceramics Phthalocyanine Electrode Gallium PUR GaAs MagneticForceMicroscopy NanoLithography SrO temperature_control molecule Epoxy HexagonalBoronNitride membrane P3HT small_scan lithography