The effect of geometry on the quality factor of resonance peaks in asymmetric nano-Antennas at mid-infrared wavelengths

Ifeoma G. Mbomson, Scott G. McMeekin, Richard De La Rue, Nigel P. Johnson

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Abstract

The effects of two different type of asymmetric nano-Antenna that produce distinct resonance peaks were experimentally and numerically observed. At mid-infrared wavelengths broad resonances based upon various metamaterials structures have been previously reported. Here we show that introducing a crossbar on vertical asymmetric dipole nano-Antenna can produce narrower resonance peaks than the dipole alone. Our approach to investigating different asymmetric nanoantenna structures yielded quality factor values more than twice the existing values reported within this region of the electromagnetic spectrum.
Original languageEnglish
Title of host publicationMetamaterials X
EditorsPeter Markos, Vladimir Kuzmiak, Tomasz Szoplik
PublisherSPIE
Volume9502
ISBN (Electronic)9781628416237
DOIs
Publication statusPublished - 2015
EventSPIE Optics + Optoelectronics - Prague, Czech Republic
Duration: 15 Apr 201516 Apr 2015

Conference

ConferenceSPIE Optics + Optoelectronics
Country/TerritoryCzech Republic
CityPrague
Period15/04/1516/04/15

Keywords

  • Asymmetric structures
  • Mid-infrared
  • Nano-Antennas
  • Quality factor
  • Resonances

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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