1. Hanoi University of Science and Technology, 1 Dai Co Viet, Hanoi, Vietnam
2. Graduate University of Science and Technology (GUST), Vietnam Academy of Science and Technology (VAST), 18 Hoang Quoc Viet, Hanoi, Vietnam
3. Military Institute of Chemical and Environmental Engineering (MICEE), Hoai Duc, Hanoi, Vietnam
4. University of Science and Technology of Hanoi (USTH), Vietnam Academy of Science and Technology (VAST), 18 Hoang Quoc Viet, Hanoi, Vietnam