Minh Trang, Hoang, Thi Mai, Nguyen, Xuan Huan, Nguyen, AND Thi Diu, Dinh. " Using Electroplating Sludge and Rice Husk Biochar for the Photocatalytic Degradation of Phenols in Aqueous Environment" VNU Journal of Science: Earth and Environmental Sciences [Online], Volume 41 Number 2S (15 November 2025)