Seattle World Cup: How Lumen Field was transformed from Seahawks turf to FIFA-approved natural grass
For decades, fans at Lumen Field watched the Seattle Seahawks and Seattle Sounders compete on artificial turf. But as Seattle prepared to host six matches during the FIFA World Cup, the stadium needed ...
Abstract: This communication proposes a radiation pattern reconfigurable circularly polarized antenna based on liquid dielectric. The antenna consists of a circularly polarized feeding antenna and a 3 ...
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