Study on changes in pore structure of gas coal during water absorption using synchrotron radiation SAXS. - Shen, Zijing; Li, Xia; Ji, Xiaolan; Liu, Jiahao; Wu, Haijuan; Cui, Beibei; Kong, Jiao; Wang, Meijun; Chang, Liping; Chen, Jiangang; Li, Dongfeng; Li, Zhihong (International Journal of Coal Preparation & Utilization, 2026)