The urban-rural disparity in cognitive function was partially attributed to the disparity in internet use (34.2% of the total effect, P<.001). Conclusions: This study revealed that the use of internet ...

Abstract: In order to mitigate the mutual coupling problem in antenna arrays, a new concept of broadband decoupling using multiple decoupling nulls is proposed in this article. First, the principle of ...

Abstract: Achieving array performance comparable to a uniform array with a reduced number of array elements has the potential to greatly decrease costs and simplify array design. The enhanced matrix ...