Title :
Ultrafast optical entanglement control between two quantum dot spins
Author :
Carter, S.G. ; Kim, D. ; Greilich, A. ; Bracker, A.S. ; Gammon, D.
Author_Institution :
Naval Res. Lab., Washington, DC, USA
Abstract :
Using continuous-wave lasers and picosecond optical pulses, we demonstrate initialization, single qubit gates, and two qubit gates in a system of two electron spins in separate tunnel-coupled InAs quantum dots.
Keywords :
III-V semiconductors; high-speed optical techniques; indium compounds; magnetic moments; optical variables control; quantum entanglement; semiconductor quantum dots; InAs; continuous-wave lasers; electron spins; picosecond optical pulses; quantum dot spins; qubit gates; tunnel-coupled quantum dots; ultrafast optical entanglement control; Bandwidth; Elementary particle exchange interactions; Logic gates; Optical pulses; Optical variables measurement; Quantum dot lasers; Quantum dots;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
