NASA developed and tested a 3D-printed antenna to demonstrate a low-cost capability to communicate science data to Earth. The ...
Abstract: In this paper, we propose a novel three-dimensional-printed Luneburg lens for converting linear polarization to dual-circular polarization and successfully apply it in a multibeam antenna.
Since it's a new year, I thought I'd answer some recurring questions on how we decide what letters we publish. Our policy is simple: The word limit is 300 words for all letters. We don’t allow ...
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