Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity

A two-qubit system in quantum information theory is the simplest bipartite quantum system and its concurrence for pure and mixed states is well known. As a subset of two-qubit systems, Bell-diagonal states can be depicted by a very simple geometrical representation of a tetrahedron with sides of l...

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Main Authors: Toh, S. P., Hishamuddin, Zainuddin, Foo, Kim Eng
Format: Article
Language:English
Published: IOP Publishing 2012
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Online Access:http://eprints.intimal.edu.my/184/1/24-ft.pdf
http://eprints.intimal.edu.my/184/
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spelling my-inti-eprints.1842016-04-20T07:04:06Z http://eprints.intimal.edu.my/184/ Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity Toh, S. P. Hishamuddin, Zainuddin Foo, Kim Eng QA Mathematics QC Physics A two-qubit system in quantum information theory is the simplest bipartite quantum system and its concurrence for pure and mixed states is well known. As a subset of two-qubit systems, Bell-diagonal states can be depicted by a very simple geometrical representation of a tetrahedron with sides of length 2 √ 2. Based on this geometric representation, we propose a simple approach to randomly generate four mixed Bell decomposable states in which the sum of their concurrence is equal to one. IOP Publishing 2012 Article PeerReviewed text en http://eprints.intimal.edu.my/184/1/24-ft.pdf Toh, S. P. and Hishamuddin, Zainuddin and Foo, Kim Eng (2012) Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity. Chinese Physics Letters, 29 (1). ISSN 1741-3540 10.1088/0256-307X/29/1/010305
institution INTI International University
building INTI Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider INTI International University
content_source INTI Institutional Repository
url_provider http://eprints.intimal.edu.my
language English
topic QA Mathematics
QC Physics
spellingShingle QA Mathematics
QC Physics
Toh, S. P.
Hishamuddin, Zainuddin
Foo, Kim Eng
Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity
description A two-qubit system in quantum information theory is the simplest bipartite quantum system and its concurrence for pure and mixed states is well known. As a subset of two-qubit systems, Bell-diagonal states can be depicted by a very simple geometrical representation of a tetrahedron with sides of length 2 √ 2. Based on this geometric representation, we propose a simple approach to randomly generate four mixed Bell decomposable states in which the sum of their concurrence is equal to one.
format Article
author Toh, S. P.
Hishamuddin, Zainuddin
Foo, Kim Eng
author_facet Toh, S. P.
Hishamuddin, Zainuddin
Foo, Kim Eng
author_sort Toh, S. P.
title Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity
title_short Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity
title_full Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity
title_fullStr Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity
title_full_unstemmed Randomly Generating Four Mixed Bell-Diagonal States with a Concurrences Sum to Unity
title_sort randomly generating four mixed bell-diagonal states with a concurrences sum to unity
publisher IOP Publishing
publishDate 2012
url http://eprints.intimal.edu.my/184/1/24-ft.pdf
http://eprints.intimal.edu.my/184/
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