%A %T %0 Journal Article %D 2015 %J 中国物理快报 %R 10.1088/0256-307X/32/5/058104 %P 58104-058104 %V 32 %N 5 %U {https://cpl.iphy.ac.cn/CN/abstract/article_64399.shtml} %8 2015-04-21 %X