School of Environment and Civil Engineering;
Dongguan University of Technology;
Dongguan;
523808;
China;
State Key Laboratory of Electronic Thin Film and Integrated Devices;
School of Electronic Science and Engineering;
University of Electronic Science and Technology of China;
Chengdu;
610054;
China;
Yangtze Delta Region Institute(Huzhou);
University of Electronic Science and Technology of China;
Huzhou;
313001;
China;
School of Materials Science and Engineering;
Zhengzhou University;
Zhengzhou;
450001;
China;
Au cluster; Au nanoparticle; Exciton state; Photocatalytic CO_(2)reduction; TiO_(2);