Abstract: Sparse arrays designed based on fourth-order difference co-array (DCA) can achieve significantly higher uniform degrees-of-freedom (uDOFs). However, most existing fourth-order sparse arrays ...
Abstract: This article proposes a full-metal omnidirectional series-fed filtenna array. The antenna is primarily composed of an outer metal shell, a built-in metal post and three pairs of open-circuit ...
It's one of the world's biggest killers, but Alzheimer's disease could soon be treated with a jab. Scientists in Spain claim to have reversed the disease in mice using nanoparticles – and they say the ...
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