Title :
Tuning the coherent dynamics of excitons in semiconductor quantum dots
Author :
Langbein, W. ; Borri, P. ; Woggon, U. ; Stavarache, V. ; Reuter, D. ; Wieck, A.D.
Author_Institution :
Exp. Physik IIb, Dortmund Univ.
Abstract :
We measure the exciton coherence time in InGaAs quantum dots by four-wave mixing. At low temperature, this time is only given by the radiative lifetime which we tune by annealing the dots
Keywords :
III-V semiconductors; annealing; excitons; gallium arsenide; indium compounds; multiwave mixing; optical tuning; radiative lifetimes; semiconductor quantum dots; InGaAs; annealing; coherent dynamics tuning; excitons; four-wave mixing; radiative lifetime; semiconductor quantum dots;
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4
