A Small-Divergence-Angle Orbital Angular Momentum Metasurface Antenna
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DOI: 10.34133/2019/9686213
Abstract: Electromagnetic waves carrying an orbital angular momentum (OAM) are of great interest. However, most OAM antennas present disadvantages such as a complicated structure, low efficiency, and large divergence angle, which prevents their practical applications. So… read more here.
Keywords: divergence; small divergence; divergence angle; metasurface antenna ... See more keywords