DocumentCode
2790886
Title
Spatio-Temporal resolution of ballistic spin transport in semiconductors
Author
Zhao, Hui ; Van Driel, Henry M. ; Smirl, Arthur L.
Author_Institution
Laboratory for Photonics & Quantum Electronics, r 138 IATL, University of Iowa, 52242, USA
fYear
2007
fDate
6-11 May 2007
Firstpage
1
Lastpage
2
Abstract
Ballistic pure spin currents, which are injected into GaAs quantum wells using quantum interference techniques, are spatially and temporally resolved for the first time, allowing the direct extraction of spin momentum relaxation times.
Keywords
Current measurement; Electrons; Gallium arsenide; Interference; Motion detection; Nonlinear optics; Optical pumping; Pulse measurements; Spatial resolution; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location
Baltimore, MD, USA
Print_ISBN
978-1-55752-834-6
Type
conf
DOI
10.1109/QELS.2007.4431550
Filename
4431550
Link To Document