Title :
Highly efficient two-photon absorption cross-sections and their frequency dependence in small organic molecules
Author :
May, Joshua C. ; Biaggio, Ivan ; Bures, Filip ; Diederich, François
Author_Institution :
Center for Optical Technologies and Department of Physics, Lehigh University, Bethlehem, Pa 18015, USA
Abstract :
We report on the frequency dependence of the high two-photon absorption (TPA) crosssections (¿TPA) measured in small organic molecules. The best molecule has a ¿TPA= 9 ± 3 à 10¿48 cm4s/photon, up to 10 times that of AF-50.
Keywords :
Absorption; Frequency dependence; Frequency measurement; Nonlinear optics; Optical films; Optical refraction; Optical variables control; Polarization; Resonance; Wavelength measurement;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/QELS.2007.4431440