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 ...

Sometimes we get so used to dreamy landscapes and cute puppies that we forget about nature's dark side. But it's there.

Abstract: The increasing integration of sixth-generation (6G) wireless networks with critical infrastructures requires a heightened focus on enhancing transmission security. In recent years, there has ...

Qian Xuesen, a Chinese rocket scientist and California Institute of Technology professor, worked on U.S. missile programs ...