RAMADHAN, Nugraha. Electrochemical performance of Na2MnPO4F/C cathode synthesized through a solid-state method with variation of carbon concentration between citric acid and coconut shell charcoal. Journal of Innovation Materials, Energy, and Sustainable Engineering, [S. l.], v. 4, n. 1, 2026. DOI: 10.61511/jimese.v4i1.2026.2692. Disponível em: https://journal-iasssf.com/index.php/JIMESE/article/view/2692. Acesso em: 28 jul. 2026.