Yeow Hong YapMitchell S.W. LimZheng Yee LeeKar Chiew LaiMuhamad Ashraf JamaalFarng Hui WongHoon Kiat NgSiew Shee LimT. Joyce Tiong2025-01-062025-01-062018-0110.1016/j.ultsonch.2017.06.032https://dspace-cris.utar.edu.my/handle/123456789/10423Effects of sonication on co-precipitation synthesis and activity of copper manganese oxide catalyst to remove methane and sulphur dioxide gasesjournal-article