Non-dispersive Fano resonances in hybrid plasmonic-distributed Bragg reflector structures

Abstract: Fano resonance due to coupling of plasmon mode and Bragg modes is revealed without strong angular dependence based on Au nanoparticle on distributed Bragg reflectors (Au NPoDBRs). This Fano interference involves three-modes-coupling: the nanoparticle’s plasmon resonance, dispersive Bragg modes, and non-dispersive Bragg modes. It can be interpreted as a consequence of two processes: plasmonic coupling between dispersive Bragg modes and broad plasmon mode, and the strong coupling between narrowed plasmonic mode and non-dispersive Bragg mode. This Fano interference shows little dependence on the incidence angle but high tunability with the top-layer thickness, which is exploitable for novel nanophotonic devices with dispersion engineering.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Non-dispersive Fano resonances in hybrid plasmonic-distributed Bragg reflector structures ; volume:12 ; number:16 ; year:2023 ; pages:3211-3216 ; extent:6
Nanophotonics ; 12, Heft 16 (2023), 3211-3216 (gesamt 6)

Urheber
Wang, Shuangshuang
Hu, Huatian
Liu, Xiaoze
Ding, Tao

DOI
10.1515/nanoph-2023-0054
URN
urn:nbn:de:101:1-2023080514115400182738
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
14.08.2025, 10:57 MESZ

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Beteiligte

  • Wang, Shuangshuang
  • Hu, Huatian
  • Liu, Xiaoze
  • Ding, Tao

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