Title :
Nanoscale transport of excitons at the interface between ZnO and a molecular monolayer
Author :
Friede, Sebastian ; Kuehn, Sergei ; Sadofev, Sergey ; Blumstengel, Sylke ; Henneberger, Fritz ; Elsaesser, Thomas
Author_Institution :
Max-Born-Inst. fur Nichtlineare Opt. und Kurzzeitspektroskopie im Forschungsverbund Berlin e.V., Berlin, Germany
Abstract :
Time-resolved near-field optical microsopy maps exciton transport in a hybrid system. Within the 100 ps photoluminescence lifetime, an equilibrium distribution of surface and bound excitons displays lateral diffusion on a 50 nm length scale.
Keywords :
II-VI semiconductors; excitons; monolayers; photoluminescence; radiative lifetimes; time resolved spectroscopy; zinc compounds; ZnO; bound excitons; equilibrium distribution; exciton transport; hybrid system; lateral diffusion; molecular monolayer; nanoscale transport; photoluminescence lifetime; size 50 nm; surface excitons; time 100 ps; time-resolved near-field optical microsopy; Excitons; II-VI semiconductor materials; Manifolds; Steady-state; Stimulated emission; Temperature measurement; Zinc oxide;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
