ZME Science on MSN
Earth’s Orbit Around the Milky Way May Have Bombarded It With Meteors and Shaped Our Planet’s Geology
Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms ...
Abstract: A millimeter-wave beam-steerable antenna by controlling the phase difference between the feeding ports is proposed and applied to achieve a wide-angle beam-scanning millimeter-wave phased ...
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