Tunable electromagnetically induced transparency at terahertz frequencies in coupled graphene metamaterial*
Ding Guo-Wena), Liu Shao-Bina), Zhang Hai-Fenga),b), Kong Xiang-Kuna),c), Li Hai-Minga), Li Bing-Xianga), Liu Si-Yuana), Li Haib)
       
Transmission coefficient for the cut-wires (a) on the left-hand side and (b) on the right-hand side.