CChemistry Africa3/27/2026Box-Behnken Design Optimization of Photocatalytic Parameters for Congo Red Degradation Using Co-TiO2/Hematite CatalystSourour Salhi·Ridha Ben Salem·Wiem Hamza·Abdessalem OmriRead at Chemistry AfricaTagsTiO2 Photocatalysis and Solar CellsRenewable Energy, Sustainability and the Environment