1. School of Information and Optoelectronic Science and Engineering & South China Academy of Advanced Optoelectronics South China Normal University Guangdong 510006 China
2. Department of Chemical Engineering Waterloo Institute for Nanotechnology University of Waterloo Waterloo Ontario N2L 3G1 Canada
3. Key Laboratory for Powder Material and Advanced Ceramics School of Materials Science and Engineering North Minzu University Ningxia 750021 China
4. Canadian Light Source Saskatoon Saskatchewan S7N 0×4 Canada
5. School of Materials Science and Engineering Hebei University of Technology Tianjin 300130 China
6. International Academy of Optoelectronics at Zhaoqing South China Normal University Guangdong 510006 China