AN OVERVIEW OF PHOTOVOLTAIC CELLS: THEIR WORKING PRINCIPLES, MATERIALS, FABRICATION METHODS, CHALLENGES AND REMEDIES. THE IRAQI JOURNAL FOR MECHANICAL AND MATERIALS ENGINEERING, [S. l.], v. 24, n. 4, p. 1–36, 2025. DOI: 10.32852/e4698827. Disponível em: https://mail.iqjfmme.com/index.php/jmme/article/view/818.. Acesso em: 16 apr. 2026.