Nontrivial nonradiating all-dielectric anapole

Abstract Dynamic anapole is a promising element for future nonradiating devices, such as cloaked sources and sensors, quantum emitters, and especially the sources for observing dynamic Aharonov-Bohm effect. However, the anapole response can be damped by the Joule losses. In this paper we theoretical...

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Auteurs principaux: Nikita A. Nemkov, Ivan V. Stenishchev, Alexey A. Basharin
Format: article
Langue:EN
Publié: Nature Portfolio 2017
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R
Q
Accès en ligne:https://doaj.org/article/a2c3c1595e694be58fd02ef8f08b3905
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Résumé:Abstract Dynamic anapole is a promising element for future nonradiating devices, such as cloaked sources and sensors, quantum emitters, and especially the sources for observing dynamic Aharonov-Bohm effect. However, the anapole response can be damped by the Joule losses. In this paper we theoretically propose and experimentally demonstrate a novel type of active all-dielectric source, which is in some sense, realizes the elementary anapole of Afanasiev, and study its radiative/nonradiative regimes in the microwave range.