Title :
Patterned femtosecond laser excitation of terahertz radiation in GaAs photonic crystals
Author :
Jukam, Nathan ; Yee, Cristo ; Fushman, Ilya ; Vuekovic, J. ; Sherwin, Mark S.
Author_Institution :
Dept. of Phys., Univ. of California, Santa Barbara, CA
Abstract :
GaAs terahertz (THz) photonic crystal (PC) slabs are fabricated. A spatially patterned femtosecond laser beam generates THz radiation inside the PCs. THz emission from dasialeaky modespsila above the light line is observed.
Keywords :
gallium arsenide; laser beam effects; optical design techniques; photonic crystals; GaAs; patterned femtosecond laser excitation; photonic crystals; terahertz emission; Etching; Gallium arsenide; Laser beams; Laser excitation; Laser modes; Lasers and electrooptics; Photonic crystals; Slabs; Surface emitting lasers; Ultrafast optics; (220.4000) Optical Design and Fabrication, microstructure fabrication; (300.6270) Spectroscopy, far-infrared; (300.6500) Spectroscopy, time resolved;
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.2006.4627869
