MgO and ZnO nanofluids passive cooling effects on the electricity production of photovoltaic panels: a comparative studyMuhammad Ibrahim Abdulhamid, Saad Aboul-Enein and Ali IbrahimEur. Phys. J. Plus, 139 10 (2024) 864DOI: https://doi.org/10.1140/epjp/s13360-024-05627-9