Heteroatomic dopants derived from coal fly-ash for the synthesis of nickel-rich Li-ion battery cathode materialFransisca Poppy Amelia, Ragil Sumarti, Aleida Dwi Rahmawati and Cornelius Satria YudhaE3S Web of Conf., 465 (2023) 01021DOI: https://doi.org/10.1051/e3sconf/202346501021