Shengquan He
Key Laboratory of Ministry of Education for Efficient Mining and Safety of Metal Mine, University of Science & Technology Beijing, Beijing 100083, P. R. China;
China

Xueqiu He
Key Laboratory of Ministry of Education for Efficient Mining and Safety of Metal Mine, University of Science & Technology Beijing, Beijing 100083, P. R. China;
China

Hani Mitri
Department of Mining and Materials Engineering, McGill University, Montreal, H3A 0E8, Canada;
Canada

Shangjiu Meng
School of Safety Engineering, Heilongjiang University of Science and Technology, Harbin 154007, P. R. China;
China

Qiang Wu
School of Safety Engineering, Heilongjiang University of Science and Technology, Harbin 154007, P. R. China;
China

Tingxiang Ren
School of Civil, Mining and Environmental Engineering, University of Wollongong, Wollongong, NSW 2522, Australia;
Australia

Shimin Liu
Department of Energy and Mineral Engineering, G3 Center and Energy Institute, The Pennsylvania State University, University Park, PA 16802, USA;
United States