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CNP optical metamaterials.

Joshua A Gordon1, Richard W Ziolkowski

  • 1College of Optical Sciences, University of Arizona, Tucson, AZ 85721, USA. jgordon@optics.arizona.edu

Optics Express
|June 12, 2008
PubMed
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This study presents optical metamaterials (MTMs) using active coated nano-particle (CNP) inclusions for visible light. Simulations explore 2D and 3D MTMs, comparing their properties to CNP scattering characteristics.

Area of Science:

  • * Physics and Materials Science: Focus on optical metamaterials and nanotechnology.

Background:

  • * Optical metamaterials (MTMs) offer unique light-manipulating properties.
  • * Active coated nano-particle (CNP) inclusions are investigated for MTM applications.

Purpose of the Study:

  • * To present simulation results for optical metamaterials utilizing active CNP inclusions.
  • * To characterize various MTM configurations (2D, 3D periodic, 3D random) with CNP inclusions.
  • * To compare MTM effective properties with the scattering characteristics of their CNP inclusions.

Main Methods:

  • * Utilizing simulation techniques to model optical metamaterial behavior.
  • * Applying effective medium theories suitable for different CNP inclusion configurations.
  • * Analyzing scattering properties of active CNP inclusions.

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Main Results:

  • * Simulation results for optical MTMs operating in the visible spectrum (400nm-700nm).
  • * Characterization of 2D metafilms, 3D periodic arrays, and 3D random distributions of CNP inclusions.
  • * Comparison of effective permittivities and refractive indexes with CNP scattering properties.

Conclusions:

  • * The study provides insights into the design and properties of optical MTMs based on active CNP inclusions.
  • * Effective medium theories are applicable for analyzing these MTM configurations.
  • * The relationship between MTM properties and CNP scattering is elucidated.