Title :
Spatiotemporal control of THz pulses by shaping the laser beam transverse profile in a non linear rectifying crystal
Author :
D´Amico, Ciro ; Tondusson, Marc ; Degert, Jêrome ; Freysz, Eric
Author_Institution :
Centre de Phys. Moleculaire Opt. et Hertzienne (C. P. M. O. H), Univ. de Bordeaux 1, Talence, France
Abstract :
We demonstrate that spatiotemporal properties of Terahertz (THz) pulses generated in a ZnTe crystal are controlled in the intermediate field by shaping the transverse spatial profile of the near infrared (NIR) femtosecond (fs) optical pump.
Keywords :
laser beams; nonlinear optics; optical control; optical materials; optical pulse generation; optical pulse shaping; optical pumping; spatiotemporal phenomena; submillimetre wave generation; zinc compounds; THz pulse shaping; ZnTe; laser beam transverse profile; near infrared femtosecond optical pumping; nonlinear rectifying crystal; spatiotemporal control; terahertz pulses generation; Laser beams; Nonlinear optics; Optical control; Optical pulse generation; Optical pulse shaping; Pump lasers; Shape control; Spatiotemporal phenomena; Ultrafast optics; Zinc compounds; (190.7110) Ultrafast nonlinear optics; (320.5540) Pulse shaping;
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
