An experimental investigation into malachite green degradation using highly active NiFe2O4/Bi4O5I2 photocatalyst under visible lightXuet-Wei Woon, Sze-Mun Lam, Abdul Rahman Mohamed and Honghu ZengE3S Web Conf., 603 (2025) 01001DOI: https://doi.org/10.1051/e3sconf/202560301001