Negative-zero-positive refractive index in a prism-like omega-type metamaterial

Full Zhang, Sylvain Potet, Jorge Carbonell, Eric Lheurette, Olivier Vanbésien, Xiaopeng Zhao, Didier Lippens

Research output: Contribution to journalArticlepeer-review

31 Scopus citations

Abstract

Negative-zero-positive index refraction was demonstrated numerically on the basis of full-wave analysis of a microstructured omega-type array and experimentally via angle resolved transmission measurement of a prism-type prototype. The experimental results are interpreted in terms of characteristic impedance and refractive index retrieved by a Fresnel inversion technique. The possibility to balance the dispersion characteristics with a negative-zero-positive index is demonstrated over X- and K u-bands.

Original languageEnglish
Article number4657386
Pages (from-to)2566-2573
Number of pages8
JournalIEEE Transactions on Microwave Theory and Techniques
Volume56
Issue number11
DOIs
StatePublished - Nov 2008

Keywords

  • Composite right/left-handed metamaterial
  • Negative index materials
  • Negative refraction
  • Retrieval technique

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