South Africa sits at the southern tip of the African continent, sharing borders with Namibia, Botswana, Zimbabwe, Mozambique, and Eswatini, while completely surrounding Lesotho. The country’s ...
Abstract: In this communication, we propose a dual-band Fabry-Perot (F-P) cavity antenna with a wideband low radar cross section (RCS) by integrating a Pancharatnam-Berry phase coding metasurface ...
A bronze tripod cauldron, or ding, of the Shang Dynasty (c.16th century-11th century BC) unearthed from the Panlongcheng site. [Photo provided to China Daily] Archaeologists working at uncovered ruins ...
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