1. International Training Institute For Materials Science (ITIMS) Hanoi University of Science and Technology (HUST) No. 01, Dai Co Viet Road Hanoi Vietnam
2. Institute of Science and Technology Ministry of Public Security No 100, Chien Thang Road Hanoi Vietnam
3. National economics university (NEU) No 207, Giai Phong Road Hanoi VietNam
4. Department of Chemistry, Faculty of Materials Ha noi University of Civil Engineering No 55 Giai Phong Road Hanoi VietNam