Published January 2016
| Version v1
Journal article
Contraction coefficients for noisy quantum channels
Creators
- 1. Tohoku University, Hakusan 3-8-16-303, Abiko 270-1154 (Japan)
- 2. Institute for Quantum Computing, University of Waterloo, Waterloo, Ontario N2L 3G1 (Canada)
Description
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
Additional details
Identifiers
- DOI
- 10.1063/1.4936215;
- arXiv
- arXiv:1508.03551v1;
Publishing Information
- Journal Title
- Journal of Mathematical Physics
- Journal Volume
- 57
- Journal Issue
- 1
- Journal Page Range
- p. 015211-015211.33
- ISSN
- 0022-2488
- CODEN
- JMAPAQ
INIS
- Country of Publication
- United States
- Country of Input or Organization
- International Atomic Energy Agency (IAEA)
- INIS RN
- 47049510
- Subject category
- S71: CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS;
- Descriptors DEI
- DISTANCE; ENTROPY; METRICS
- Descriptors DEC
- PHYSICAL PROPERTIES; THERMODYNAMIC PROPERTIES
Optional Information
- Notes
- (c) 2015 AIP Publishing LLC