Assiouan, K.; Ziani, H.; EL Khamkhami, J. .; Achahbar, A. Comprehensive Analysis of Optoelectronic Properties and Photovoltaic Performance of Rb2CuAsZ6 (Z = Br and Cl) Double Perovskites Using DFT and SCAPS-1D Modelling. jsesd 2025, 14, 91-104.