1. Institute of Chemistry and Materials, 17 Hoang Sam, Nghia Do, Cau Giay, Ha Noi 100000, Vietnam
2. Hanoi University of Industry, 298 Cau Dien, Bac Tu Liem, Ha Noi 100000, Vietnam
3. Faculty of Chemistry, Hanoi National University of Education, 136 Xuan Thuy, Cau Giay, Hanoi 100000, Vietnam
4. Hanoi University of Mining and Geology, 18 Pho Vien, Hanoi 100000, Vietnam