1. Inner Mongolia Key Laboratory of Advanced Ceramic Materials and Devices, School of Materials and Metallurgy, Inner Mongolia University of Science and Technology, Baotou 014010, P. R. China
2. Key Laboratory of Green Extraction & Efficient Utilization of Light Rare-Earth Resources (Inner Mongolia University of Science and Technology), Ministry of Ministry of Education, Baotou 014010, P. R. China
3. School of Chemistry and Chemical Engineering, Inner Mongolia University of Science and Technology, Baotou 014010, P. R. China