Terahertz ratchet in graphene 2D metamaterial formed by a patterned gate with an antidot arrayd

I. Yahniuk, M. Hild, L. E. Golub +8

We report the observation of the terahertz-induced ratchet effect in graphene-based two-dimensional (2D) metamaterials. The metamaterial consists of a graphite gate patterned with…