“Fabricated of Doping and Co-doing Cadmium Sulfide (CdS) Thin Films via Spray Pyrolysis for High-Efficiency Photovoltaic Window Layers (2015–2025) :A Comprehensive Review Artical” (2026) Al-Farooq Journal of Sciences, 2(3), pp. 1010–1030. doi:10.65405/5983dp53.