1. State Key Laboratory of Mining Disaster Prevention and Control Co‐founded by Shandong Province and Ministry of Science and Technology Shandong University of Science and Technology Qingdao China
2. College of Safety and Environmental Engineering Shandong University of Science and Technology Qingdao China
3. College of Safety Science and Engineering Anhui University of Science and Technology Huainan China
4. State Key Laboratory of Coal Mine Safety Technology China Coal Technology and Engineering Group Shenyang Research Institute China
5. Linyi University Linyi China
6. Yantai Derun Liquid Crystal Materials Co., Ltd Yantai China