Title :
Generation of THz surface waves by a superluminous optical spot
Author :
Bakunov, M.I. ; Maslov, A.V. ; Bodrov, S.B. ; Hangyo, M.
Author_Institution :
Dept. of Radiophys., Nizhny Novgorod Univ., Russia
fDate :
27 Sept.-1 Oct. 2004
Abstract :
We show that surface waves - surface plasmon-polariton (SPP) with frequencies in the THz range can be excited at semiconductor surfaces by optical beams that scan the surface. This technique opens new ways to build THz sources and perform surface spectroscopy.
Keywords :
III-V semiconductors; gallium arsenide; laser beam effects; polaritons; submillimetre wave generation; submillimetre wave spectra; submillimetre waves; surface plasmons; GaAs; THz sources; THz surface wave generation; optical beams; polariton; semiconductor surface spectroscopy; superluminous optical spot; surface plasmon; Biomedical optical imaging; Frequency; Laser excitation; Nonlinear optics; Optical beams; Optical sensors; Optical surface waves; Surface contamination; Surface emitting lasers; Surface waves;
Conference_Titel :
Infrared and Millimeter Waves, 2004 and 12th International Conference on Terahertz Electronics, 2004. Conference Digest of the 2004 Joint 29th International Conference on
Print_ISBN :
0-7803-8490-3
DOI :
10.1109/ICIMW.2004.1422106
