Title :
High-power terahertz radiation source based on difference frequency mixing of CO2 laser lines
Author :
Tochitsky, S.Ya. ; Ralph, J.E. ; Sung, C. ; Joshi, C.
Author_Institution :
Dept. of Electr. Eng., California Univ., Los Angeles, CA, USA
Abstract :
A ∼2 MW, 250 ps terahertz pulse was generated in a noncollinear phase-matched GaAs crystal at room temperature. Tunable CO2 lasers in combination with this technique should yield a source in the 0.1 -3.0 THz range.
Keywords :
carbon compounds; gallium arsenide; gas lasers; nonlinear media; optical frequency conversion; optical materials; optical phase matching; optical pulse generation; submillimetre wave generation; 0.1 to 3.0 THz; 250 ps; 293 to 298 K; CO2; CO2 laser line; GaAs; frequency mixing; high-power terahertz radiation source; noncollinear phase-matched GaAs crystal; terahertz pulse generation; Frequency conversion; Gallium arsenide; Laser beams; Laser excitation; Nonlinear optics; Optical frequency conversion; Optical mixing; Optical pulse generation; Pulse amplifiers; Pump lasers;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.202157
