Enhancement of characteristics of nitrogen-doped graphene composite materials prepared by ball milling of graphite with melamine: effect of milling speed and material ratios

by Mohd Norizan, Nurul Ain Huzaifah, Sabli, Nordin, Kok, Kuan Ying, Saidin, Nur Ubaidah, Hilal, Hikmat S.
Published 2020