1. Guangdong University Key Laboratory for Advanced Quantum Dot Displays Shenzhen Key Laboratory for Advanced Quantum Dot Displays and Lighting Department of Electrical & Electronic Engineering Southern University of Science and Technology Xueyuan Blvd. 1088 Shenzhen 518055 P. R. China
2. College of New Materials and New Energies Shenzhen Technology University Lantian Road 3002 Shenzhen 518118 P. R. China
3. Light, Nanomaterials, Nanotechnologies (L2n) Laboratory CNRS ERL 7004 and Department of Optical Nanotechnologies University of Technology of Troyes Troyes 10004 France