Research Article
Gain Incorporated Split-Ring Resonator Structures for Active Metamaterials
Figure 8
Testing of the double-ring aSRR with incorporated gain elements. (a) the near-field measurement setup; ((b) and (c)) passive ring-to-ring; ((d) and (e)) with amplifier powered on.
(a) |
(b) |
(c) |
(d) |
(e) |