Double-layer geodesic and gradient-index lenses

Qiao Chen; Simon A. R. Horsley; Nelson J. G. Fonseca; Tomáš Tyc; Oscar Quevedo–Teruel

doi:10.1038/s41467-022-29587-9

Nature Communications (Apr 2022)

Double-layer geodesic and gradient-index lenses

Qiao Chen,
Simon A. R. Horsley,
Nelson J. G. Fonseca,
Tomáš Tyc,
Oscar Quevedo–Teruel

Affiliations

Qiao Chen: School of Electrical Engineering and Computer Science, KTH Royal Institute of Technology
Simon A. R. Horsley: Department of Physics and Astronomy, University of Exeter
Nelson J. G. Fonseca: Antenna and Sub-Millimetre Waves Section, European Space Agency
Tomáš Tyc: Institute of Theoretical Physics and Astrophysics, Faculty of Science, Masaryk University
Oscar Quevedo–Teruel: School of Electrical Engineering and Computer Science, KTH Royal Institute of Technology

DOI: https://doi.org/10.1038/s41467-022-29587-9
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 12

Abstract

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A double-layer lens consists of a first gradient-index/geodesic profile in an upper waveguide, partially surrounded by a mirror that reflects the wave into a lower guide where there is a second profile. A family of such lens profiles are derived.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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