HighAspect Sulfur Multiferroic_materials Temasek_Lab TCS gallium_nitride GaAs Conductive AFM Fujian exfoliate Graphite UTEM layers small_scan Dopped OpticalModulator high_resolution OpticalElement NTU Resistance Forevision DomainSwitching 2d_materials MagneticArray SolarCell Array LFM KAIST Calcite TiO2 ThinFilm semifluorinated_alkanes Display Mapping University_of_Regensburg