TY - Front. Phys. A1 - Yi Wu,Bo Zhu,Shu-Fang Hu,Zheng Zhou,Hong-Hua Zhong T1 - Floquet control of the gain and loss in a PT-symmetric optical coupler Y1 - JF - Frontiers of Physics JO - Front. Phys. SP - 121102 EP - VL - 12 IS - 1 UR - https://journal.hep.com.cn/fop N1 - 10.1007/s11467-016-0642-x ER -