Super fidelity and related metrics

• Authors: Zhi-Hua Chen , Zhihao Ma , Fu-Lin Zhang , Jing-Ling Chen
• Languages of publication: EN

Abstracts

EN

We report a new metric of quantum states. This metric is built up from super-fidelity, which has a deep connection with the Uhlmann-Jozsa fidelity and plays an important role in quantum information processing. We find that the new metric possesses some interesting properties.

Keywords

EN

super-fidelity; metric; quantum state

• Publisher: De Gruyter Open
• Journal: Open Physics
• Year: 2011
• Volume: 9
• Issue: 4
• Pages: 1036-1042

Dates

published

1 - 8 - 2011

online

30 - 4 - 2011

Contributors

author

Zhi-Hua Chen

• Department of Science, Zhijiang college, Zhejiang University of Technology, Hangzhou, 310024, P.R. China

author

Zhihao Ma

• Department of Mathematics, Shanghai Jiaotong University, Shanghai, 200240, P.R. China

author

Fu-Lin Zhang

• Department of Physics, Tianjin University, Tianjin, 300072, P.R. China

author

Jing-Ling Chen

• Theoretical Physics Division, Chern Institute of Mathematics, Nankai University, Tianjin, 300071, P.R. China

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Identifiers

DOI

10.2478/s11534-010-0123-8