Enhancing the Power Conversion Efficiency of Dye-sensitized Solar Cells through Natural Dye Optimization: An Electrical Engineering Perspective. LJSIR [Internet]. 5 nov. 2025 [cité 2 juin 2026];4(1):8-14. Disponible sur: https://www.lafiascijournals.org.ng/index.php/ljsir/article/view/668