Effect of triethanolamine on the properties and hydration of fly ash-based geopolymer foam - Mingkang Gao; Zhongtao Luo; Meixiang Zhang; Xiaohai Liu; Lei Liu; Jiayuan Ye; Xinsheng Zhang; Yifan Yang; Mengxiao Ge; Haitao Yang; Siyu Rong; Ziwen Wang (Waste Management, 2025)