Advances in OptoElectronics / 2015 / Article / Fig 2

Research Article

Gain Incorporated Split-Ring Resonator Structures for Active Metamaterials

Figure 2

AMR resonance of the SRR. (a) Effective permeability. Solid curve shows the real part of the effective relative permeability. Dashed curve shows the imaginary part. (b) The far-field scattered wave response that clearly exhibits the AMR resonance.