Title :
Fast spin state initialization of a single quantum dot electron
Author :
Xu, Xiaodong ; Wu, Yanwen ; Sun, Bo ; Cheng, Jun ; Huang, Qiong ; Steel, D.G. ; Bracker, A.S. ; Gammon, D. ; Emary, C. ; Sham, L.J.
Author_Institution :
H. M. Randall Laboratory, The University of Michigan, Ann Arbor, 48109 USA
Abstract :
We report the demonstration of fast spin state initialization with near unity efficiency in a singly-charged quantum dot by optically cooling an electron spin.
Keywords :
Absorption; Cooling; Electrons; Magnetic fields; Optical polarization; Optical pumping; Quantum computing; Quantum dots; Trions; Voltage;
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.2007.4431701
