Abstract: A two-arm Nojima origami conical spiral antenna (CSA) is designed. The antenna is based on the origami Nojima wrap pattern that enables the antenna to morph from a planar dipole to a conical ...
Ukrainian paratroopers have released footage showing an improvised but effective new way of taking down Russian drones, by quite literally hooking them out of the sky. The video, published by the 46th ...
Southeast Iowa Union offers audio versions of articles using Instaread. Some words may be mispronounced. I just finished reading the book, “God Stories” by Courtney Dailey. The book was a Christmas ...
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