1Advances of nanotechnologies for hydraulic fracturing of coal seam gas reservoirs:potential applications and some limitations in AustraliaHannah Marsden, Sudeshna Basu, Alberto Striolo, Melanie MacGregor1-182Research and practice of intelligent coal mine technology systems in ChinaGuofa Wang, Huaiwei Ren, Guorui Zhao, Desheng Zhang, Zhiguo Wen, Lingyu Meng, Shixin Gong19-353Optically powered gas monitoring system using single-mode fibre for underground coal minesYingge Chen, Leonardo Silvestri, Xinyue Lei, Fran?ois Ladouceur36-474Geochemical signatures of potassium metasomatism in anthracite from the Himalayan fold-thrust belts of Sikkim,IndiaSantanu Ghosh, Anwita Ojha, Atul Kumar Varma48-695Effect of layered joints on rockburst in deep tunnelsMingming He, Jinrui Zhao, Bianyuan Deng, Zhiqiang Zhang70-906Evaluating the mechanical properties of anisotropic shale containing bedding and natural fractures with discrete element modelingYingjie Li, Lihong Song, Yuanjun Tang, Jianping Zuo, Dongjie Xue91-1067Influence of stress wave-induced disturbance on ultra-low friction in broken blocksLiping Li, Haitao Zhang, Yishan Pan, Xiangyu Ju, Lei Tang, Minghui Li107-1238Failure analysis and control technology of intersections of large-scale variable cross-section roadways in deep soft rockShengrong Xie, Yiyi Wu, Dongdong Chen, Ruipeng Liu, Xintao Han, Qiucheng Ye124-1469Numerical and theoretical investigations of the effect of the gangue-coal density ratio on the drawing mechanism in longwall top-coal cavingJinwang Zhang, Dongliang Cheng, Yinchao Yang, Weijie Wei, Zhaolong Li, Zhengyang Song147-16610Simulation research and application on response characteristics of detecting water-filled goaf by transient electromagnetic methodTingye Qi, Fan Zhang, Xiaoming Pei, Guorui Feng, Huiru Wei167-19211Stability of inner dump slope under coal pillar support:case study in an open-pit coal mineGuanghe Li, Xiaoxu Yang, Dong Wang, Yanting Wang, Xiangyu Yu193-21012CFD modeling and laboratory studies of dust cleaning efficacy of an efficient four stage non-clogging impingement filter for flooded-bed dust scrubbersAshish Ranjan Kumar, Neeraj Gupta, Steven Schafrik211-21913An automated water dispensing system for controlling fires in coal yardsJeevan Jayasuriya, Irene Moser, Ravi de Mel220-22814Characterization and mode of occurrence of rare earth elements and yttrium in fly and bottom ash from coal-fired power plants in Java,IndonesiaDea Anisa Ayu Besari, Ferian Anggara, Widya Rosita, Himawan T.B.M.Petrus229-24415Habitat quality assessment of mining cities based on InVEST model—a case study of Yanshan County,Jiangxi ProvinceYanan Li, Linghua Duo, Ming Zhang, Jingyuan Yang, Xiaofei Guo245-254 