We present metamaterials for the terahertz range consisting of micromachined thin strontium titanate platelets. They display electromagnetic resonances with negative permeability around a frequency which is tunable as the intrinsic material permittivity depends upon temperature.
© 2009 The Optical Society
(300.0300) Spectroscopy : Spectroscopy
(350.0350) Other areas of optics : Other areas of optics
(350.3618) Other areas of optics : Left-handed materials
(300.6495) Spectroscopy : Spectroscopy, teraherz
F. Kadlec, H. Nĕmec, P. Kužel, R. Yahiaoui, and P. Mounaix, "Dielectric Tunable Metamaterials with Negative Permeability in Terahertz Range," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CThX5.
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