School of Materials Science and Engineering, Beijing University of Aeronautics & Astronautics, Beijing 100083, China;
School of Materials Science and Engineering, Beijing University of Aeronautics & Astronautics, Beijing 100083, China;
School of Materials Science and Engineering, Beijing University of Aeronautics & Astronautics, Beijing 100083, China;
titanium oxide; photocatalysis; sol-gel; ultraviolet irradiation;