GIYANTO; THOHIRUDIN; M. NASRUN. SYNTHESIS OF GRAPHENE NANOSHEETS FROM COCONUT SHELLS AT A ROASTING TEMPERATURE OF 220°C AND A PYROLYSIS TEMPERATURE OF 500°C USING SEM-EDX OBSERVATIONS AND PERFORMANCE TESTS. Bulletin of Engineering Science, Technology and Industry, [S. l.], v. 4, n. 3, p. 1965–1977, 2026. Disponível em: https://bestijournal.org/index.php/go/article/view/235. Acesso em: 9 sep. 2026.