Phase-matched nonlinear second-harmonic generation in plasmonic metasurfaces
The phase matching between the propagating fundamental and nonlinearly generated waves plays an important role in the efficiency of the nonlinear frequency conversion in macroscopic crystals. However, in nanoscale samples, such as nanoplasmonic structures, the phase-matching condition is often ignor...
Main Authors: | , , , , , , , |
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Format: | Article |
Language: | English |
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De Gruyter
2019-02-01
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Series: | Nanophotonics |
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Online Access: | https://doi.org/10.1515/nanoph-2018-0181 |
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author | Shams Mousavi S. Hamed Lemasters Robert Wang Feng Dorche Ali Eshaghian Taheri Hossein Eftekhar Ali A. Harutyunyan Hayk Adibi Ali |
author_facet | Shams Mousavi S. Hamed Lemasters Robert Wang Feng Dorche Ali Eshaghian Taheri Hossein Eftekhar Ali A. Harutyunyan Hayk Adibi Ali |
author_sort | Shams Mousavi S. Hamed |
collection | DOAJ |
description | The phase matching between the propagating fundamental and nonlinearly generated waves plays an important role in the efficiency of the nonlinear frequency conversion in macroscopic crystals. However, in nanoscale samples, such as nanoplasmonic structures, the phase-matching condition is often ignored due to the sub-wavelength nature of the materials. Here, we first show that the phase matching of the lattice plasmon modes at the fundamental and second-harmonic frequencies in a plasmonic nanoantenna array can effectively enhance the surface-enhanced second-harmonic generation. Additionally, a significant enhancement of the second-harmonic generation is demonstrated using stationary band-edge lattice plasmon modes with zero phase. |
first_indexed | 2024-12-17T23:49:35Z |
format | Article |
id | doaj.art-b6d01f789edd47d78f34d98455ed8d93 |
institution | Directory Open Access Journal |
issn | 2192-8606 2192-8614 |
language | English |
last_indexed | 2024-12-17T23:49:35Z |
publishDate | 2019-02-01 |
publisher | De Gruyter |
record_format | Article |
series | Nanophotonics |
spelling | doaj.art-b6d01f789edd47d78f34d98455ed8d932022-12-21T21:28:13ZengDe GruyterNanophotonics2192-86062192-86142019-02-018460761210.1515/nanoph-2018-0181nanoph-2018-0181Phase-matched nonlinear second-harmonic generation in plasmonic metasurfacesShams Mousavi S. Hamed0Lemasters Robert1Wang Feng2Dorche Ali Eshaghian3Taheri Hossein4Eftekhar Ali A.5Harutyunyan Hayk6Adibi Ali7School of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USADepartment of Physics, Emory University, Atlanta, GA 30322, USADepartment of Physics, Emory University, Atlanta, GA 30322, USASchool of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USASchool of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USASchool of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USADepartment of Physics, Emory University, Atlanta, GA 30322, USASchool of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USAThe phase matching between the propagating fundamental and nonlinearly generated waves plays an important role in the efficiency of the nonlinear frequency conversion in macroscopic crystals. However, in nanoscale samples, such as nanoplasmonic structures, the phase-matching condition is often ignored due to the sub-wavelength nature of the materials. Here, we first show that the phase matching of the lattice plasmon modes at the fundamental and second-harmonic frequencies in a plasmonic nanoantenna array can effectively enhance the surface-enhanced second-harmonic generation. Additionally, a significant enhancement of the second-harmonic generation is demonstrated using stationary band-edge lattice plasmon modes with zero phase.https://doi.org/10.1515/nanoph-2018-0181plasmonicsmetasurfacenanoantennanonlinear opticssecond harmonic generation |
spellingShingle | Shams Mousavi S. Hamed Lemasters Robert Wang Feng Dorche Ali Eshaghian Taheri Hossein Eftekhar Ali A. Harutyunyan Hayk Adibi Ali Phase-matched nonlinear second-harmonic generation in plasmonic metasurfaces Nanophotonics plasmonics metasurface nanoantenna nonlinear optics second harmonic generation |
title | Phase-matched nonlinear second-harmonic generation in plasmonic metasurfaces |
title_full | Phase-matched nonlinear second-harmonic generation in plasmonic metasurfaces |
title_fullStr | Phase-matched nonlinear second-harmonic generation in plasmonic metasurfaces |
title_full_unstemmed | Phase-matched nonlinear second-harmonic generation in plasmonic metasurfaces |
title_short | Phase-matched nonlinear second-harmonic generation in plasmonic metasurfaces |
title_sort | phase matched nonlinear second harmonic generation in plasmonic metasurfaces |
topic | plasmonics metasurface nanoantenna nonlinear optics second harmonic generation |
url | https://doi.org/10.1515/nanoph-2018-0181 |
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