Study on the adsorption of Cd(II) in aqueous solution onto biochar materials synthesized from rice husk via microwave-assisted pyrolysis method. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 14, n. 2, p. 63–70, 2025. DOI: 10.62239/jca.2025.017. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2025.017.. Acesso em: 26 jul. 2026.