Study on synthesis of gamma aluminum oxide material from Tay Nguyen Red mud for the adsorption of Pb(II) in aqueous solution. Vietnam j. catal. adsorp. [Internet]. 2026 Mar. 30 [cited 2026 May 25];15(1):64-9. Available from: https://jca.edu.vn/index.php/jca/article/view/2026.009