作者机构:[1]Guangdong Province Key Laboratory of Computational Science, School of Mathematics and Computational Science, Sun Yat-Sen University, Guangzhou 510275, China
相关基金:This work was supported by the Natural Science Foundation of China under Grant Nos. 60804008, 61174048 and 11071263, the Fundamental Research Funds for the Central Universities and Guangdong Province Key Laboratory of Computational Science at Sun Yat-Sen University.