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Open Quantum Systems Decoherence
Entanglement Theory Quantum Correlations
Robertson-Schroedinger type formulation of Ozawa's noise-disturbance uncertainty principle
arXiv
Authors: Catarina Bastos, Alex E. Bernardini, Orfeu Bertolami, Nuno Costa Dias, Joao Nuno Prata
Year
2013
Paper ID
32187
Status
Preprint
Abstract Read
~2 min
Abstract Words
61
Citations
N/A
Abstract
In this work we derive a matrix formulation of a noise-disturbance uncertainty relation, which is akin to the Robertson-Schrödinger uncertainty principle. Our inequality is stronger than Ozawa's uncertainty principle and takes noise-disturbance correlations into account. Moreover, we show that, for certain types of measurement interactions, it is covariant with respect to linear symplectic transformations of the noise and disturbance operators.
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- In this work we derive a matrix formulation of a noise-disturbance uncertainty relation, which is akin to the Robertson-Schrödinger uncertainty principle.
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