Title :
Transition between rydberg 1s and 2p exciton states of biexcitons in semiconductor quantum dots
Author :
Miyajima, K. ; Sawada, H. ; Ashida, M. ; Itoh, T.
Author_Institution :
Graduate School of Engineering Science, Osaka University, Machikaneyama-cho 1-3 Toyonaka, 560-8531, Japan
Abstract :
In CuCl quantum dots, we have measured transient absorption spectra attributed mainly to transition from Rydberg 1s to 2p states of excitons and biexcitons, respectively. The dot size dependence of their transition energies is observed.
Keywords :
Absorption; Charge carrier processes; Energy states; Excitons; Optical pumping; Pulse amplifiers; Quantum cascade lasers; Quantum dots; Resonance; Spectroscopy;
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.2007.4431142
