1. Key Laboratory for Micro/Nano Optoelectronic Devices of Ministry of Education and International Science and Technology Innovation Cooperation Base for Advanced Display Technologies of Hunan Province, School of Physics and Electronics, Hunan University, Changsha, China
2. Key Laboratory for Micro/Nano Optoelectronic Devices of Ministry of Education and International Science and Technology Innovation Cooperation Base for Advanced Display Technologies of Hunan Province, School of Physics and Electronics, and the State Key Laboratory for Chemo/Biosensing and Chemometrics, College of Semiconductors (College of Integrated Circuits), Hunan University, Changsha, China
3. State Key Laboratory of Luminescent Materials and Devices, South China University of Technology, Guangzhou, China
4. Departament d’Enginyeria Electrònica, Elèctrica i Automàtica, Universitat Rovira i Virgili, Tarragona, Spain