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This paper summarizes guidelines for the design of nonuniform helical antennas and presents guidelines for the design of uniform helical antennas with the main aim of formulating a unified and ...
A recently discovered Weyl semimetal delivers the largest intrinsic conversion of light to electricity of any material, an international team led by a group of Boston College researchers reported in ...
Physics articles from across Nature Portfolio. Atom; RSS Feed; Definition. Physics is the search for and application of rules that can help us understand and predict the world around us.