Title :
Optimal quantum control for conditional rotation of exciton qubits in semiconductor quantum dots
Author :
Mathew, Reuble ; Gamouras, Angela ; Hall, Kimberley C. ; Pryor, Craig E. ; Flatté, Michael
Author_Institution :
Dept. of Phys. & Atmos. Sci., Dalhousie Univ., Halifax, NS, Canada
Abstract :
Pulse-shaping protocols are developed for a controlled-rotation gate in an InAs quantum dot with electronic structure calculated using k · p theory. The shaped pulses show a dramatic improvement in fidelity over transform-limited pulses.
Keywords :
III-V semiconductors; electronic structure; excitons; indium compounds; k.p calculations; optical pulse shaping; optical rotation; quantum gates; semiconductor quantum dots; InAs; conditional rotation; controlled-rotation gate; electronic structure; exciton qubits; k-p theory; optimal quantum control; pulse-shaping protocols; semiconductor quantum dots; transform-limited pulses; Correlation; Excitons; Logic gates; Optical interferometry; Optical pulse shaping; Quantum dots; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
