Valorization of coal gasification slag via Fischer-Tropsch tail gas driven calcination: Hydration mechanisms, life cycle sustainability and heavy metal leaching assessment of composite cement - Xiaowei Gu; Ziyang Hu; Xiaowei Ge; Shenyu Wang; Xu Wang; Zhihang Hu; Bohan Yang; Jianping Liu; Hao Wang (Environmental Research, 2026)