研究開発 R&D 論文 2 Titled “Effect of SiO2 nanoparticles on the phase transformation of TiO2 in micron-sized porous TiO2-SiO2 mixed particles” 1 Titled “Preparation and Characterization of UV-cured Polyurethane Acrylate/ZnO Nanocomposite Films” 1