Phosphate recovery from wastewater via vivianite crystallization using separable ferrous modified biochar beads

Efficient simultaneous adsorption of phosphate and ammonia nitrogen by magnesium-modified biochar beads and their recovery performance

Nutrient-loaded Mg-modified biochar beads fertilizer in different soils with potential for slow release, property improvement and heavy metal remediation

Cooperative adsorption of Sb(V) in water by magnetic MgFe₂O₄-biochar composite beads