Title :
Generation of THz surface plasmon-polaritons by a superluminous optical spot
Author :
Bakunov, M.I. ; Maslov, A.V. ; Bodrov, S.B. ; Hangyo, M.
Author_Institution :
Dept. of Radiophys., Univ. of Nizhny Novgorod, Russia
Abstract :
We propose to use an optical beam scanning a semiconductor surface and creating a spot of nonlinear polarization to launch terahertz surface waves. This offers new ways to build THz sources and perform surface spectroscopy.
Keywords :
laser beam effects; polaritons; submillimetre wave generation; submillimetre wave spectra; submillimetre waves; surface plasmons; THz surface plasmon-polariton generation; nonlinear polarization; optical beam scanning; semiconductor surface; superluminous optical spot; surface spectroscopy; terahertz surface waves; Biomedical optical imaging; Laser excitation; Nonlinear optics; Optical beams; Optical surface waves; Semiconductor lasers; Surface contamination; Surface emitting lasers; Surface waves; Ultrafast optics;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1548773
