1. Xuzhou Institute of TechnologySchool of Chemistry and Chemical Engineering 221018 Xuzhou P.R. China
2. Inner Mongolia University for the NationalitiesInner Mongolia Key Laboratory of Carbon Nanomaterials, College of Chemistry and Chemical Engineering TongLiao P.R. China
3. Changchun University of Science and TechnologyKey Laboratory of Applied Chemistry and Nanotechnology at Universities of Jilin Province Changchun P.R. China