LINH, Hoang Phuong; HUY, Nguyen Quang; TUAN, Phan Ngoc. One-step Synthesis of Sodium Hydroxide-assisted Hydrochar from Spent Coffee for Enhanced Adsorption Performance. VNU Journal of Science: Natural Sciences and Technology, [S.l.], oct. 2026. ISSN 2588-1140. Available at: <https://js.vnu.edu.vn/NST/article/view/5897>. Date accessed: 23 oct. 2026. doi: https://doi.org/10.25073/2588-1140/vnunst.5897.