Tunable plasmon-induced transparency based on asymmetric H-shaped graphene metamaterials Project supported by the Key Science and Technology Research Project of Henan Province, China (Grant Nos. 162102210164 and 1721023100107) and the Natural Science Foundation of Henan Educational Committee, China (Grant No. 17A140002). |
(color online) The electric field and normalized surface current distributions of the rough asymmetric H shaped graphene structure at 0° polarization angle at three different resonant positions: (a) the first resonant position at 1.96 THz, (b) the second resonant position at 2.3 THz, and (c) the third resonant position at 2.53 THz. |