Title :
Coherent detection of multiband terahertz radiation using a surface plasmon-polariton based photoconductive antenna
Author :
Liu, Shuchang ; Shou, Xiang ; Nahata, Ajay
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Utah, Salt Lake City, UT, USA
Abstract :
We demonstrate a dipole antenna that utilizes surface plasmons for enhanced sensitivity of narrowband coherent terahertz detection. We also describe properties of a multiband dipole detector that would allow for enhanced sensitivity at multiple frequencies.
Keywords :
dipole antennas; nanophotonics; optical variables measurement; photoconductivity; polaritons; surface plasmons; terahertz wave detectors; coherent detection; dipole antenna; multiband terahertz radiation; narrowband coherent terahertz detection; photoconductive antenna; surface plasmon-polariton; surface plasmons; Apertures; Detectors; Dipole antennas; Frequency measurement; Narrowband; Resonant frequency; Sensitivity;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
