Title :
A technique for measuring complex χ(3) using DFWM with an imaged 2-D phase grating
Author :
Tseng, Shuo-Yen ; Cao, Weilou ; Lucas, Lisa ; Kim, Younggu ; Yun, Victor ; Leng, Yongzhang ; Lee, Chi H. ; Herman, Warren N. ; Goldhar, Julius
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Maryland, College Park, MD
Abstract :
A simple optical arrangement for phase sensitive detection of DFWM to characterize the real and imaginary parts of chi(3) is demonstrated. A processable polyacetylene sample is characterized at a wavelength of 1.5 mu(3)m using this technique.
Keywords :
diffraction gratings; multiwave mixing; nonlinear optical susceptibility; optical polymers; optical variables measurement; degenerate four-wave mixing; phase sensitive detection; polyacetylene; third-order susceptibility; two-dimensional phase grating; wavelength 1.5 mum; Diffraction; Gratings; Nonlinear optics; Optical films; Optical mixing; Optical pumping; Optical sensors; Phase detection; Phase measurement; Signal detection; 050.0050; 160.4330; 190.4380; 300.2570;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4628069
