Title :
Enhancing optical nonlinearity through engineered exciton coupling in organic-inorganic nanocomposites
Author :
Xiaoze Liu ; Yifan Zhang ; Slootsky, Michael ; Forrest, Stephen R. ; Menon, Vinod M.
Author_Institution :
Dept. of Phys., City Univ. of New York (CUNY), New York, NY, USA
Abstract :
We show enhancement in optical nonlinear absorption by engineering the coupling between excitons of 3,4,7,8-naphthalenetetracarboxylic dianhydride (NTCDA) and ZnO nanowires. Energy transfer between the excitonic systems and exciton scattering are found to be competing processes.
Keywords :
excitons; nanocomposites; nanophotonics; nanowires; nonlinear optics; optical materials; organic-inorganic hybrid materials; zinc compounds; 3,4,7,8-naphthalenetetracarboxylic dianhydride; NTCDA; ZnO; ZnO nanowires; energy transfer; engineered exciton coupling; exciton scattering; excitonic system; optical nonlinear absorption; organic-inorganic nanocomposites; Absorption; Excitons; Optical films; Optical saturation; Optical scattering; Zinc oxide;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
