Title :
Two-photon absorption and optical power limiting properties of thiophene-based organics
Author_Institution :
Dept. of Polymer Sci. & Eng., Hannam Univ., Taejon, South Korea
Abstract :
Two-photon absorption activity and optical power limiting behavior of the dithienothiophene (DTT) derivatives have been studied. The a value attained by DTT-based organics were exceptionally large and increased with electron donor (D)-strength and structural symmetry D-DTT-D.
Keywords :
fluorescence; light absorption; optical limiters; organic compounds; two-photon processes; DTT-bascd organics; dithienothiophene derivatives; electron donor strength; optical power limiting behavior; organic molecules; structural symmetry; third-order nonlinear resonant process; two-photon absorption activity; Absorption; Computed tomography; Fluorescence; Nonlinear optics; Optical materials; Optical microscopy; Optical polymers; Optical pumping; Stimulated emission; Thickness measurement;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.971133
