[1]State Key Laboratory of Molecular Reaction Dynamics Dalian Institute of Chemical Physics Chinese Academy of Sciences Dalian 116023 Liaoning China;
[2]University of the Chinese Academy of Sciences Beijing 100049 China;
[3]Department of Physics Xinjiang Institute of Engineering Urumqi 830091 Xinjiang China;
Heterovalent-metal doping; Photoluminescence; Self-trapped excitons; Femtosecond transient absorption spectra; Global analysis fit;