Affiliation: | [1]State Key Laboratory of Superhard Materials, College of Physics, Jilin University, Changchun 130012 [2]The Eleventh High School of Changchun City, Changehun 130061 [3]College of Computer Science and Technology, Jilin University, Changchun 130012 [4]College Instrumentation and Electrical Engineering, Jilin University, Changchun 130026 |