Parametric Analysis of Thermal and Electrical Performance of Photovoltaic Thermal Systems Using Nano-Graphene Coolants and Enhanced Fin Design. Journal of Climate Change, [S. l.], v. 11, n. 4, p. 20, 2025. DOI: 10.70917/jcc-2025-027. Disponível em: https://cspub-jcc-submission.org/index.php/jcc/article/view/349. Acesso em: 19 dec. 2025.