1. PCFM LabGDHPPC LabGuangdong Engineering Technology Research Center for High-performance Organic and Polymer Photoelectric Functional FilmsState Key Laboratory of OEMTSchool of ChemistrySun Yat-sen University Guangzhou 510275 China
2. Instrumental Analysis and Research Center (IARC)Sun Yat-sen University Guangzhou 510275 China
3. MPAldred Bolton, Greater Manchester England BL1 2AL UK