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Conferences > NLO > 2023 > M2A > M2A.5

Topological ‘Perfect’ Focusing and Giant Local-Field Enhancements

Konstantinos Baskourelos and Kosmas L. Tsakmakidis

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Abstract

We report on broadband, topological, unidirectionally-guiding structures, in principle enabling near-perfect optical transmission through an arbitrarily subdiffraction hole at its end, as well as the largest ever reported local-field enhancements - above the order of 104.

© 2023 The Author(s)

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