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Optimal Dynamical Decoherence Control of a Qubit

Authors :
Gordon, Goren
Kurizki, Gershon
Lidar, Daniel A.
Source :
Phys. Rev. Lett. 101, 010403 (2008)
Publication Year :
2008

Abstract

A theory of dynamical control by modulation for optimal decoherence reduction is developed. It is based on the non-Markovian Euler-Lagrange equation for the energy-constrained field that minimizes the average dephasing rate of a qubit for any given dephasing spectrum.<br />Comment: 6 pages, including 2 figures and an appendix

Subjects

Subjects :
Quantum Physics

Details

Database :
arXiv
Journal :
Phys. Rev. Lett. 101, 010403 (2008)
Publication Type :
Report
Accession number :
edsarx.0804.2691
Document Type :
Working Paper
Full Text :
https://doi.org/10.1103/PhysRevLett.101.010403