La0.8Bi0.2FeO3 Perovskite-Type: High-Performance of Photocatalytic Degradation of Ortho-Toluidine Blue Under Visible Light IrradiationOuarda Ben Ali, Mohammed Sadok Mahboub, Soria Zeroual, Samir Bayou, Azzeddine Beggas, Mebrouk Ghougali, Adel Benarfa, Souhaila MeneceurEast European Journal of Physics(1)، Pages 278-2872024Article Open access 7