Articles with "ultra directional" as a keyword



Ultra‐Directional Transition Radiation From Deep‐Subwavelength Epsilon‐Near‐Zero Metamaterials

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Published in 2025 at "Advanced Optical Materials"

DOI: 10.1002/adom.202501449

Abstract: Transition radiation occurs whenever free electrons penetrate an optical sample and offers a powerful route to create light emission for arbitrary frequencies, which is crucial to numerous interdisciplinary applications. However, this type of light emission… read more here.

Keywords: radiation; transition radiation; subwavelength; near zero ... See more keywords