So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and helium, and fluctuations of energy and matter set into motion the formation of ...

Abstract: This paper presents a novel coherent optical signal processing approach for synthesis of programmable microwave amplitude filters over an ultrawideband. The authors' scheme relies on a ...

Finding a waterproof trail running shoe that doesn't bulk up the weight or become so hot in warm weather it gets wetter on the inside that out can be a challenge - Nike's solution is the Pegasus Trail ...

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