We present the first experimental demonstration of a chiral metamaterial exhibiting negative refractive index at the terahertz frequencies. The refractive indices were retrieved directly from the measured complex coefficients of transmission and reflectance.
© 2008 The Optical Society
Y. Park, S. Zhang, J. Li, X. Lu, W. Zhang, and X. Zhang, "Demonstration of Chiral Negative-Index Metamaterials," in Frontiers in Optics 2008/Laser Science XXIV/Plasmonics and Metamaterials/Optical Fabrication and Testing, OSA Technical Digest (CD) (Optical Society of America, 2008), paper MTuA1.
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