PT对称光晶格中的缺陷暗孤子
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Defect dark solitons in PT-symmetric optical lattices
Yi Xiangdong,Xie Qingwen,Luo Zhihua , Shi Zhiwei, Zhu Xing ,Li Huagang
量子电子学报 . 2015, (6): 728 -734 .