1. Future Materials & Devices Laboratory, Institute of Fundamental and Applied Sciences, Duy Tan University Ho Chi Minh City 700000 Viet Nam dinhvanphuc@duytan.edu.vn
2. Faculty of Natural Sciences, Duy Tan University Da Nang, 550000 Vietnam
3. Institute of Materials Research and Engineering, Agency for Science, Technology & Research 2 Fusionopolis Way Singapore 138634 Singapore
4. Department of Materials Science and Engineering, National University of Singapore 9 Engineering Drive 1 Singapore 117576 Singapore