1. College of Chemistry and Environmental Engineering
2. Shenzhen University
3. Shenzhen 518060
4. China
5. Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province
6. Department of Mechanical Engineering
7. University of Bath
8. Bath
9. UK
10. National Graphene Institute
11. School of Materials
12. University of Manchester
13. Manchester