Title :
Comparison of birefringent metamaterials and meanderline structure as quarter-wave plates at terahertz frequencies
Author :
Strikwerda, Andrew C. ; Fan, Kebin ; Tao, Hu ; Pilon, Daniel V. ; Zhang, Xin ; Averitt, Richard D.
Author_Institution :
Dept. of Phys., Boston Univ., Boston, MA, USA
Abstract :
We compare a single layer metamaterial quarter-wave plate with a meanderline polarizer. They achieve 99.9% and 99.6% circular polarization at 639 GHz, respectively. These results highlight the large degree of birefringence exhibited by metamaterial structures.
Keywords :
birefringence; metamaterials; optical polarisers; optical retarders; birefringence; circular polarization; frequency 639 GHz; meanderline polarizer; metamaterial structures; single layer metamaterial quarter-wave plate; terahertz frequencies; Bandwidth; Birefringence; Fabrication; Frequency; Gold; Infrared spectra; Metamaterials; Optical polarization; Optical retarders; Polyimides; (160.3918) Metamaterials; (260.1440) Birefringence; (260.3090) Infrared, far; (300.6495) Spectroscopy, terahertz;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
