Single-step synthesis of activated magnetic biochar derived from rice husk for hexavalent chromium adsorption: Equilibrium mechanism, kinetics, and thermodynamics analysis
Studies on the Structural Properties and Band Gap Engineering of Ag<sup>+</sup>-Modified MgFe<sub>2</sub>O<sub>4</sub> Nanomaterials Prepared by Low-Cost Sol–Gel Method for Multifunctional Application