Title :
Improved degenerate four wave mixing for measuring complex χ(3)
Author :
Cao, Weilou ; Peng, Yi-Hsing ; Lee, Chi H. ; Herman, Warren N. ; Goldhar, Julius
Author_Institution :
Dept. of Electr. & Comput. Eng., Maryland Univ., College Park, MD
Abstract :
We report improvements on a technique for measuring the complex chi(3) of nonlinear polymers using a 2D phase grating and degenerate four wave mixing. These improvements produce a factor of 100 increase in the signal to noise ratio.
Keywords :
diffraction gratings; multiwave mixing; nonlinear optical susceptibility; optical polymers; 2D phase grating; complex chi(3) measurement; degenerate four wave mixing; nonlinear polymers; signal-to-noise ratio; Four-wave mixing; Laser excitation; Nonlinear optics; Optical attenuators; Optical films; Optical mixing; Optical pumping; Optical sensors; Optical signal processing; Phase measurement; 050.0050; 160.4330; 190.4380; 300.2570;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
