Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene Nanodisks

The electromagnetic properties of the plasmonic dimer composed of coupled graphene nanodisks are numerically investigated in this paper. The results demonstrate that the degeneracy of the plasmonic modes of the dimer is lifted when the coupling is introduced. The evolution of the plasmonic mode, wit...

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Main Authors: Houbo Chen, Weibin Qiu, Pingping Qiu, Junbo Ren, Zhili Lin, Jia-Xian Wang, Qiang Kan, Jiao-Qing Pan
Format: Article
Language:English
Published: MDPI AG 2017-04-01
Series:Applied Sciences
Subjects:
Online Access:http://www.mdpi.com/2076-3417/7/4/359
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author Houbo Chen
Weibin Qiu
Pingping Qiu
Junbo Ren
Zhili Lin
Jia-Xian Wang
Qiang Kan
Jiao-Qing Pan
author_facet Houbo Chen
Weibin Qiu
Pingping Qiu
Junbo Ren
Zhili Lin
Jia-Xian Wang
Qiang Kan
Jiao-Qing Pan
author_sort Houbo Chen
collection DOAJ
description The electromagnetic properties of the plasmonic dimer composed of coupled graphene nanodisks are numerically investigated in this paper. The results demonstrate that the degeneracy of the plasmonic modes of the dimer is lifted when the coupling is introduced. The evolution of the plasmonic mode, with the variation of inter-disk distance and the chemical potential of one of the nanodisks, is studied. The proposed structure might find broad areas of application including light–matter interaction, optical switching, directional emission of the plasmonic emitter, etc.
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spelling doaj.art-bc958710ac5f4d84a4c5e365d1b136ec2022-12-21T23:39:47ZengMDPI AGApplied Sciences2076-34172017-04-017435910.3390/app7040359app7040359Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene NanodisksHoubo Chen0Weibin Qiu1Pingping Qiu2Junbo Ren3Zhili Lin4Jia-Xian Wang5Qiang Kan6Jiao-Qing Pan7Fujian Key Laboratory of Light Propagation and Transformation, College of Information Science and Engineering, Huaqiao University, No. 668, Jimei Avenue, Jimei District, Xiamen 361021, ChinaFujian Key Laboratory of Light Propagation and Transformation, College of Information Science and Engineering, Huaqiao University, No. 668, Jimei Avenue, Jimei District, Xiamen 361021, ChinaFujian Key Laboratory of Light Propagation and Transformation, College of Information Science and Engineering, Huaqiao University, No. 668, Jimei Avenue, Jimei District, Xiamen 361021, ChinaFujian Key Laboratory of Light Propagation and Transformation, College of Information Science and Engineering, Huaqiao University, No. 668, Jimei Avenue, Jimei District, Xiamen 361021, ChinaFujian Key Laboratory of Light Propagation and Transformation, College of Information Science and Engineering, Huaqiao University, No. 668, Jimei Avenue, Jimei District, Xiamen 361021, ChinaFujian Key Laboratory of Light Propagation and Transformation, College of Information Science and Engineering, Huaqiao University, No. 668, Jimei Avenue, Jimei District, Xiamen 361021, ChinaInstitute of Semiconductors, Chinese Academy of Sciences, 35A, Qinghua East Road, Haidian District, Beijing 100086, ChinaInstitute of Semiconductors, Chinese Academy of Sciences, 35A, Qinghua East Road, Haidian District, Beijing 100086, ChinaThe electromagnetic properties of the plasmonic dimer composed of coupled graphene nanodisks are numerically investigated in this paper. The results demonstrate that the degeneracy of the plasmonic modes of the dimer is lifted when the coupling is introduced. The evolution of the plasmonic mode, with the variation of inter-disk distance and the chemical potential of one of the nanodisks, is studied. The proposed structure might find broad areas of application including light–matter interaction, optical switching, directional emission of the plasmonic emitter, etc.http://www.mdpi.com/2076-3417/7/4/359grapheneplasmonic dimermode coupling
spellingShingle Houbo Chen
Weibin Qiu
Pingping Qiu
Junbo Ren
Zhili Lin
Jia-Xian Wang
Qiang Kan
Jiao-Qing Pan
Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene Nanodisks
Applied Sciences
graphene
plasmonic dimer
mode coupling
title Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene Nanodisks
title_full Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene Nanodisks
title_fullStr Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene Nanodisks
title_full_unstemmed Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene Nanodisks
title_short Mode Coupling Properties of the Plasmonic Dimers Composed of Graphene Nanodisks
title_sort mode coupling properties of the plasmonic dimers composed of graphene nanodisks
topic graphene
plasmonic dimer
mode coupling
url http://www.mdpi.com/2076-3417/7/4/359
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