Graphite Carbon with a Nanofiber Structure Derived from Oil Palm Fiber Biomass for Active Material for Supercapacitor Cells. Indian Journal of Pure & Applied Physics (IJPAP), [S. l.], v. 62, n. 6, p. 510–516, 2024. DOI: 10.56042/ijpap.v62i6.6344. Disponível em: https://or.niscpr.res.in/index.php/IJPAP/article/view/6344. Acesso em: 14 may. 2026.