Open Access

ARTICLE

Experimental Study on Ratio and Performance of Coal Gangue/Bottom Ash Geopolymer Double-Liquid Grouting Material

Wenqi Zhao¹, Wenbin Sun^1,2,3,*, Zhenbo Cao¹, Jianbang Hao¹

1 College of Energy and Mining Engineering, Shandong University of Science and Technology, Qingdao, 266590, China
2 State Key Laboratory of Coal Mining and Clean Utilization, China Coal Research Institute, Beijing, 100013, China
3 College of Earth and Mineral Sciences, Pennsylvania State University—University Park, State College, PA 16801, USA

* Corresponding Author: Wenbin Sun. Email: