Francisco José de Paula Filho

From Waste to Resource: Upcycling Spent Coffee Grounds into Biochar Functionalized with CaFe2O4 for Phosphate Removal

Abstract Eutrophication caused by excess phosphorus in water bodies represents a significant environmental challenge, requiring efficient, selective, and sustainable technologies for its mitigation. In this study, a magnetic biochar (BiMag) was developed through the valorization...