Gas-type-dependent impact-force response and fractal fragmentation of granular coal porous media under confined drop-hammer loading

作者：Mingjie Li, Chengwu Li, Zhenfei Li, Yuzheng Zhang, Jifei Xu, Chen Chen, Haotong Ren, Peixuan Zhang · 发表于：Colloids and Surfaces A Physicochemical and Engineering Aspects · 年份：2026 · DOI：10.1016/j.colsurfa.2026.141499 · 研究领域：Coal Properties and Utilization、Granular flow and fluidized beds、Rock Mechanics and Modeling