Quantum Discord with Varied Bloch Vectors

Jingjing Yao; Yuli Dong; Shiqun Zhu

doi:10.1364/QIM.2013.W6.28

The Rochester Conferences on Coherence and Quantum Optics and the Quantum Information and Measurement meeting
OSA Technical Digest (online) (Optica Publishing Group, 2013),
paper W6.28
•https://doi.org/10.1364/QIM.2013.W6.28

Quantum Discord with Varied Bloch Vectors

Jingjing Yao, Yuli Dong, and Shiqun Zhu

Quantum Information and Measurement 2013

Rochester, New York United States
17–20 June 2013
ISBN: 978-1-55752-978-7

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QIM Poster Session W6 (W6)

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J. Yao, Y. Dong, and S. Zhu, "Quantum Discord with Varied Bloch Vectors," in The Rochester Conferences on Coherence and Quantum Optics and the Quantum Information and Measurement meeting, OSA Technical Digest (online) (Optica Publishing Group, 2013), paper W6.28.

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Abstract

When Bloch vectors are perpendicularly oriented, the level surfaces of quantum discord are formed by three interaction "tubes" along orthogonal directions. They shrink or expand when the Bloch vectors or quantum discord are increased.

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