Title :
The impact of the π-conjugation length on the three-photon absorption cross-section of fluorene derivatives
Author :
Cohanoschi, Ion ; Belfield, Kevin D. ; Toro, Carlos ; Hernandez, Florencio E.
Author_Institution :
Dept. of Chem., Univ. of Central Florida, Orlando, FL
Abstract :
We report the effect of pi-conjugation length on three-photon absorption cross-section of fluorene derivatives with different structural motifs. We demonstrate that three-photon absorption is enhanced by extending the conjugated bridge of those systems.
Keywords :
light absorption; multiphoton processes; nonlinear optics; organic compounds; fluorene derivatives; pi-conjugation length; structural motifs; three photon absorption; Absorption; Biological materials; Biomedical optical imaging; Bridges; Chemistry; Fluorescence; Laser excitation; Nonlinear optics; Optical materials; Ultrafast optics; (160.4330) Nonlinear optical materials; (190.4180) Multiphoton processes;
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.2006.4628021
