Taming the Electromagnetic Boundaries via Metasurfaces: From Theory and Fabrication to Functional Devices
(a) Groove antennas based on slot array. (b) The -plane radiation pattern for the antenna in (a). (c) Patch antennas loaded with the groove structure. (d) The -plane radiation pattern for the antenna in (c). (e) Slot array antenna with low coupling. (f) Coupling efficiency of the antenna in (c). Figures are reproduced from .
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