Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces

The local Drude model predicts that, under certain conditions, surface plasmon polaritons at a metal-dielectric surface have a frequency range where only unidirectional propagation is supported. Here, the authors show that in more realistic non-local models surface plasmon polaritons exhibit bidirec...

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Main Authors: Siddharth Buddhiraju, Yu Shi, Alex Song, Casey Wojcik, Momchil Minkov, Ian A. D. Williamson, Avik Dutt, Shanhui Fan
Format: Article
Language:English
Published: Nature Portfolio 2020-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-14504-9
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author Siddharth Buddhiraju
Yu Shi
Alex Song
Casey Wojcik
Momchil Minkov
Ian A. D. Williamson
Avik Dutt
Shanhui Fan
author_facet Siddharth Buddhiraju
Yu Shi
Alex Song
Casey Wojcik
Momchil Minkov
Ian A. D. Williamson
Avik Dutt
Shanhui Fan
author_sort Siddharth Buddhiraju
collection DOAJ
description The local Drude model predicts that, under certain conditions, surface plasmon polaritons at a metal-dielectric surface have a frequency range where only unidirectional propagation is supported. Here, the authors show that in more realistic non-local models surface plasmon polaritons exhibit bidirectional propagation for all frequencies.
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spelling doaj.art-eb9309a5dbda4f08b6766ddf7cf438592022-12-21T22:54:44ZengNature PortfolioNature Communications2041-17232020-02-011111610.1038/s41467-020-14504-9Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfacesSiddharth Buddhiraju0Yu Shi1Alex Song2Casey Wojcik3Momchil Minkov4Ian A. D. Williamson5Avik Dutt6Shanhui Fan7Ginzton Laboratory, Department of Electrical Engineering, Stanford UniversityGinzton Laboratory, Department of Electrical Engineering, Stanford UniversityGinzton Laboratory, Department of Electrical Engineering, Stanford UniversityGinzton Laboratory, Department of Electrical Engineering, Stanford UniversityGinzton Laboratory, Department of Electrical Engineering, Stanford UniversityGinzton Laboratory, Department of Electrical Engineering, Stanford UniversityGinzton Laboratory, Department of Electrical Engineering, Stanford UniversityGinzton Laboratory, Department of Electrical Engineering, Stanford UniversityThe local Drude model predicts that, under certain conditions, surface plasmon polaritons at a metal-dielectric surface have a frequency range where only unidirectional propagation is supported. Here, the authors show that in more realistic non-local models surface plasmon polaritons exhibit bidirectional propagation for all frequencies.https://doi.org/10.1038/s41467-020-14504-9
spellingShingle Siddharth Buddhiraju
Yu Shi
Alex Song
Casey Wojcik
Momchil Minkov
Ian A. D. Williamson
Avik Dutt
Shanhui Fan
Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces
Nature Communications
title Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces
title_full Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces
title_fullStr Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces
title_full_unstemmed Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces
title_short Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces
title_sort absence of unidirectionally propagating surface plasmon polaritons at nonreciprocal metal dielectric interfaces
url https://doi.org/10.1038/s41467-020-14504-9
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