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Imagine the sound of a dinosaur roaring... Super loud, right? Wrong... It turns out the giant prehistoric creatures almost ...
Angular momentum drives local rotations, while dark matter influences galaxy dynamics. The piece highlights that motion is a ...
In this paper, the fruit fly optimization algorithm (FOA) is applied to synthesize orbital angular momentum (OAM) beams. Numerical simulations based on concentric circular array antenna (CCAA) are ...
In this paper, we design a 38 GHz orbital angular momentum (OAM) antenna consisting of a horn antenna, a spiral phase plate (SPP), and a biconvex lens. The results show that this antenna design scheme ...