Title :
Aligned molecular gases for quasi phase matching
Author :
Hartinger, Klaus ; Nirmalgandhi, Srinivasan ; Bartels, Randy A.
Author_Institution :
Dept. of Electr. & Comput. Eng., Colorado State Univ., Fort Collins, CO, USA
Abstract :
We demonstrate that nonlinear gratings formed by a spatially modulated alignment pulse enable quasi phase-matched frequency conversion in aligned molecular gases. This process is simulated for third harmonic generation in a gas of linear molecules.
Keywords :
diffraction gratings; optical harmonic generation; optical modulation; optical phase matching; aligned molecular gases; frequency conversion; linear molecules gas; nonlinear gratings; quasiphase matching; spatially modulated alignment pulse; third harmonic generation; Chirp modulation; Equations; Frequency conversion; Gas lasers; Gases; Gratings; Intensity modulation; Phase modulation; Polarization; Pulse modulation;
Conference_Titel :
Lasers and Electro-Optics Society, 2004. LEOS 2004. The 17th Annual Meeting of the IEEE
Print_ISBN :
0-7803-8557-8
DOI :
10.1109/LEOS.2004.1363326
