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Open Quantum Systems Decoherence
Contraction coefficients for noisy quantum channels
arXiv
Authors: Fumio Hiai, Mary Beth Ruskai
Year
2015
Paper ID
27786
Status
Preprint
Abstract Read
~2 min
Abstract Words
37
Citations
N/A
Abstract
Generalized relative entropy, monotone Riemannian metrics, geodesic distance, and trace distance are all known to decrease under the action of quantum channels. We give some new bounds on, and relationships between, the maximal contraction for these quantities.
Why This Paper Matters
- This paper contributes to the Open Quantum Systems & Decoherence research area in the Quantum Articles archive.
- It adds a 2015 reference point for readers tracking recent quantum research.
- Generalized relative entropy, monotone Riemannian metrics, geodesic distance, and trace distance are all known to decrease under the action of quantum channels.
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