Abstract: This letter proposes a new method for controlling the divergence angles of multimode orbital angular momentum (OAM) vortex beams. A geometric framework is established that allows for the ...
Abstract: Wideband tightly coupled arrays (WTCAs) are essential components of modern advanced communication systems. However, the inevitable mutual coupling will lead to severe beam deterioration ...
A cellular beam is a type of alveolar beam that is manufactured through three main steps: (1) make double longitudinal cuts in the web of regular I-section beams; (2) separate two web parts and ...
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