Synthesis, Characterization of Activated Carbon from Rice Husk Ash and Influence of NaOH Ratio on its Properties - Huynh, Thanh Luu; Dao, Bang Tam; Le, My Thoa; Ha-Thuc, Chi Nhan; Dang, Tan Hiep; Vo, Thuy Vi (VNUHCM Journal of Advanced Research in Natural Sciences, 2024)