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Electrically tunable metamaterial for polarization-independent terahertz modulation

: Paul, O.; Imhof, C.; Lägel, B.; Wolff, S.; Heinrich, J.; Höfling, S.; Forchel, A.; Zengerle, R.; Beigang, R.; Rahm, M.

Institute of Electrical and Electronics Engineers -IEEE-; Optical Society of America -OSA-, Washington/D.C.:
Conference on Lasers and Electro-Optics & Quantum Electronics and Laser Science Conference 2009 : I.e. International Quantum Electronics Conference: CLEO/QELS [i.e. CLEO/IQEC] 2009; Baltimore, MD, USA, 2 - 4 June 2009 [i.e. May 31 - June 5, 2009]; including PhAST 2009
Piscataway/NJ: IEEE, 2009
ISBN: 978-1-4244-5184-5 (online)
ISBN: 978-1-55752-869-8 (print)
Art. 5225473
Conference on Lasers and Electro-Optics (CLEO) <2009, Baltimore/Md.>
Fraunhofer IPM ()

We present a polarization-insensitive, electrically tunable metamaterial operating at terahertz (THz) frequencies and demonstrate the fast modulation of a propagating THz wave. The structure is composed of gold crosses on n-doped gallium arsenide (GaAs).