Title :
Mode matching of terahertz radiation to cylindrical wire waveguides
Author :
Deibel, Jason A. ; Wang, Kanglin ; Escarra, Matthew D. ; Mittleman, Daniel M.
Author_Institution :
Dept. of Electr. & Comput. Eng., Rice Univ., Houston, TX
Abstract :
We describe a method for dramatically enhancing the coupling of THz radiation to a wire waveguide using a radially symmetric photoconductive antenna. We present both numerical simulations and experimental results showing enhanced coupling.
Keywords :
antennas; circular waveguides; microwave photonics; optical waveguides; photoconducting devices; cylindrical wire waveguides; enhanced coupling; mode matching; photoconductive antenna; radially symmetric antenna; terahertz radiation; Antenna measurements; Couplings; Geometry; Optical scattering; Optical surface waves; Optical waveguides; Photoconductivity; Polarization; Surface waves; Wire; (230.7370) Waveguides; (240.6690) Surface Waves; (260.3090) Far-infrared; (320.7160) Ultrafast Technology;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4627867
