Title :
How filament-induced birefringence affects the THz generation from the filament in air
Author :
Chen, Yanping ; Marceau, Claude ; Liu, Weiwei ; Théberge, Francis ; Châteauneuf, Marc ; Dubois, Jacques ; Chin, See Leang
Author_Institution :
Dept. de Phys., Univ. Laval, Quebec City, QC, Canada
Abstract :
A femtosecond laser filament can induce birefringence in an isotropic medium. This birefringence leads to the generation of elliptically polarized THz pulses emitting from a single-color/two-color filament in air.
Keywords :
birefringence; high-speed optical techniques; laser beams; nonlinear optics; terahertz wave generation; THz generation; elliptically polarized THz pulse; femtosecond laser filament; filament-induced birefringence; isotropic medium; single-color filament; two-color filament; Birefringence; Laser beams; Laser excitation; Laser modes; Nonlinear optics; Optical polarization; Optical pulse generation; Optical pumping; Probes; Ultrafast optics; (320.2250) Femtosecond phenomena; (320.7110) Ultrafast nonlinear optics;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
