Title :
Coherent nonlinear optical response from single GaAs quantum dot trions
Author :
Gurudev Dutt, M.V. ; Cheng, James ; Steel, D.G. ; Bracker, A.S. ; Gammon, D. ; Sham, L.J.
Author_Institution :
H. M. Randall Lab., Michigan Univ., Ann Arbor, MI, USA
Abstract :
Coherent nonlinear optical measurements on individual charged quantum dots show trion dipole dephasing rates comparable to single excitons with negligible contributions from pure dephasing. The results are a step towards full coherent optical control of single electron spins.
Keywords :
III-V semiconductors; gallium arsenide; nonlinear optics; photoluminescence; semiconductor quantum dots; GaAs; GaAs quantum dot trions; charged quantum dots; coherent nonlinear optical response; photoluminescence; trion dipole dephasing; Electron optics; Excitons; Gallium arsenide; Nonlinear optics; Optical pumping; Optical sensors; Quantum computing; Quantum dots; Trions; US Department of Transportation;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.237914
