Abstract: A convex optimization formulation is provided for antenna arrays comprising reactively loaded parasitic elements. The objective function consists of maximizing the array gain, while ...
Getting good at LeetCode Java isn’t just about solving problems; it’s about having a good plan. You need to know where to ...
Abstract: A bidirectional multibeam transmit-reflect-array (TRA) antenna has been proposed for the space–air–ground–sea integrated network (SAGSIN). The TRA consists of alternating transmission ...
A shingles vaccination program that began in Wales in 2013 has led to two discoveries that give fresh hope to efforts to treat dementia: The vaccine appears to reduce the risk of mild cognitive ...
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