Title :
Tunable optical gain and amplified spontaneous emission using type I and type II nanocrystal heterostructures
Author :
Nanda, Jagjit ; Ivanov, Sergei ; Bezel, Ilya ; Klimov, Victor L.
Author_Institution :
Chem. Div., Los Alamos Nat. Lab., NM
Abstract :
We study the effect of type I vs. type II carrier localization on optical gain properties of multishell nanocrystal heterostructures. Our results indicate that type-II structures provide improved gain performance in the green-blue spectral range
Keywords :
II-VI semiconductors; cadmium compounds; nanostructured materials; optical tuning; superradiance; visible spectra; CdSe-ZnSe; amplified spontaneous emission; carrier localization; green-blue spectral range; tunable optical gain; type I nanocrystal heterostructures; type II nanocrystal heterostructures;
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4
