Title :
Measurement and modeling of two-photon absorption spectrum in azoaromatic compounds
Author :
Mendonça, C.R. ; Misoguti, L. ; Zílio, S.C. ; de Boni, L.
Author_Institution :
Dept. de Fisica e Ciencia dos Mater., Inst. de Fisica de Sao Carlos, Brazil
Abstract :
This work reports a systematic study on the degenerate two-photon absorption spectrum of azo-aromatic compounds, using the Z-scan technique with femtosecond pulses. The nonlinear spectra obtained were modeled using a perturbation theory treatment.
Keywords :
chemical structure; high-speed optical techniques; infrared spectra; molecular configurations; nonlinear optics; optical materials; organic compounds; perturbation theory; two-photon spectra; visible spectra; Z-scan technique; azoaromatic compound; degenerate two-photon absorption spectrum measurement; femtosecond pulses; nonlinear spectra; perturbation theory treatment; two-photon absorption spectrum modeling; Absorption; Nonlinear optical devices; Nonlinear optics; Optical devices; Optical pulses; Optical pumping; Optical sensors; Pulse amplifiers; Pulse measurements; Ultrafast optics;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1549103
