Arbitrarily Accurate Dynamical Control in Open Quantum Systems Export

@article{citeulike:5488507, abstract = {We show that open-loop dynamical control techniques may be used to synthesize unitary transformations in open quantum systems in such a way that decoherence is perturbatively compensated for to a desired (in principle arbitrarily high) level of accuracy, which depends only on the strength of the relevant errors, and the achievable rate of control modulation. Our constructive and fully analytical solution employs concatenated dynamically corrected gates, and is applicable independently of detailed knowledge of the system-environment interactions and environment dynamics. Explicit implications for boosting quantum gate fidelities are addressed.}, archivePrefix = {arXiv}, author = {Khodjasteh, Kaveh and Lidar, Daniel A. and Viola, Lorenza}, citeulike-article-id = {5488507}, citeulike-linkout-0 = {http://arxiv.org/abs/0908.1526}, citeulike-linkout-1 = {http://arxiv.org/pdf/0908.1526}, day = {11}, eprint = {0908.1526}, keywords = {physics, quantum, quantum-information}, month = {Aug}, posted-at = {2009-08-19 23:05:12}, priority = {2}, title = {Arbitrarily Accurate Dynamical Control in Open Quantum Systems}, url = {http://arxiv.org/abs/0908.1526}, year = {2009} }

TY - JOUR ID - citeulike:5488507 L3 - citeulike-article-id:5488507 N2 - We show that open-loop dynamical control techniques may be used to synthesize unitary transformations in open quantum systems in such a way that decoherence is perturbatively compensated for to a desired (in principle arbitrarily high) level of accuracy, which depends only on the strength of the relevant errors, and the achievable rate of control modulation. Our constructive and fully analytical solution employs concatenated dynamically corrected gates, and is applicable independently of detailed knowledge of the system-environment interactions and environment dynamics. Explicit implications for boosting quantum gate fidelities are addressed. TI - Arbitrarily Accurate Dynamical Control in Open Quantum Systems KW - physics KW - quantum KW - quantum-information AU - Khodjasteh, Kaveh AU - Lidar, Daniel AU - Viola, Lorenza PY - 2009/Aug/11/ UR - http://arxiv.org/abs/0908.1526 ER -