Synthesis of Silica Powder from Sugar Cane Bagasse Ash and Its Application as Adsorbent in Adsorptive-distillation of Ethanol-water SolutionMegawati, Dewi Selvia Fardhyanti, Radenrara Dewi Artanti Putri, Oki Fianti, Agustin Fitrianingsi Simalango and Afiati Estrina AkhirMATEC Web Conf., 237 (2018) 02002DOI: https://doi.org/10.1051/matecconf/201823702002