1. Ningxia University State Key Laboratory of High-efficiency Utilization of Coal and Green Chemical Engineering, College of Chemistry & Chemical Engineering 750021 Yinchuan Ningxia China
2. Ningxia University School of Materials and New Energy 750021 Yinchuan Ningxia China
3. National Quality Supervision and Inspection Center for Coal and Coal Chemical Products (Ningxia) Ningxia Academy of Metrology & Quality Inspection 750200 Yinchuan China
4. Sungkyunkwan University (SKKU) School of Chemical Engineering 2066 Seobu-ro, Jangan-gu 16419 Suwon Gyeonggi-do Republic of Korea