Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains

Superconducting circuit quantum simulator of time-reversal-invariant topological superconductors Topological quantum matters have been recognized to have promising applications in realizing novel fault-tolerant quantum processes. In particular, one-dimensional time-reversal-symmetric (TRS) topologic...

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Autores principales:	Yong Hu, Y. X. Zhao, Zheng-Yuan Xue, Z. D. Wang
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Physics QC1-999 Electronic computers. Computer science QA75.5-76.95
Acceso en línea:	https://doaj.org/article/b55b85b533cf4e50bdef9e442cc3ee62
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id	oai:doaj.org-article:b55b85b533cf4e50bdef9e442cc3ee62
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spelling	oai:doaj.org-article:b55b85b533cf4e50bdef9e442cc3ee622021-12-02T15:10:12ZRealizing universal quantum gates with topological bases in quantum-simulated superconducting chains10.1038/s41534-017-0009-32056-6387https://doaj.org/article/b55b85b533cf4e50bdef9e442cc3ee622017-03-01T00:00:00Zhttps://doi.org/10.1038/s41534-017-0009-3https://doaj.org/toc/2056-6387Superconducting circuit quantum simulator of time-reversal-invariant topological superconductors Topological quantum matters have been recognized to have promising applications in realizing novel fault-tolerant quantum processes. In particular, one-dimensional time-reversal-symmetric (TRS) topological superconductors may be utilized to establish universal quantum gates with topological bases. However, how to realize them in conventional electronic systems is extremely challeging due to constraints of materials and coexisting complicated mechanisms. Here Hu, Zhao, Xue, and Wang propose an experimentally feasible scheme of hard-core boson quantum-simulator of such spinful TRS topological superconductors. Using a dispersive dynamic modulation approach, not only a faithful quantum simulation of TRS superconductor is achieved, but also a set of universal quantum gates can be constructed topologically. Physical implementation of this scheme is also elaborated based on superconducting quantum circuits, reavealing its feasibility with current technology.Yong HuY. X. ZhaoZheng-Yuan XueZ. D. WangNature PortfolioarticlePhysicsQC1-999Electronic computers. Computer scienceQA75.5-76.95ENnpj Quantum Information, Vol 3, Iss 1, Pp 1-6 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Physics QC1-999 Electronic computers. Computer science QA75.5-76.95
spellingShingle	Physics QC1-999 Electronic computers. Computer science QA75.5-76.95 Yong Hu Y. X. Zhao Zheng-Yuan Xue Z. D. Wang Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains
description	Superconducting circuit quantum simulator of time-reversal-invariant topological superconductors Topological quantum matters have been recognized to have promising applications in realizing novel fault-tolerant quantum processes. In particular, one-dimensional time-reversal-symmetric (TRS) topological superconductors may be utilized to establish universal quantum gates with topological bases. However, how to realize them in conventional electronic systems is extremely challeging due to constraints of materials and coexisting complicated mechanisms. Here Hu, Zhao, Xue, and Wang propose an experimentally feasible scheme of hard-core boson quantum-simulator of such spinful TRS topological superconductors. Using a dispersive dynamic modulation approach, not only a faithful quantum simulation of TRS superconductor is achieved, but also a set of universal quantum gates can be constructed topologically. Physical implementation of this scheme is also elaborated based on superconducting quantum circuits, reavealing its feasibility with current technology.
format	article
author	Yong Hu Y. X. Zhao Zheng-Yuan Xue Z. D. Wang
author_facet	Yong Hu Y. X. Zhao Zheng-Yuan Xue Z. D. Wang
author_sort	Yong Hu
title	Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains
title_short	Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains
title_full	Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains
title_fullStr	Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains
title_full_unstemmed	Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains
title_sort	realizing universal quantum gates with topological bases in quantum-simulated superconducting chains
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/b55b85b533cf4e50bdef9e442cc3ee62
work_keys_str_mv	AT yonghu realizinguniversalquantumgateswithtopologicalbasesinquantumsimulatedsuperconductingchains AT yxzhao realizinguniversalquantumgateswithtopologicalbasesinquantumsimulatedsuperconductingchains AT zhengyuanxue realizinguniversalquantumgateswithtopologicalbasesinquantumsimulatedsuperconductingchains AT zdwang realizinguniversalquantumgateswithtopologicalbasesinquantumsimulatedsuperconductingchains
_version_	1718387714573729792

Realizing universal quantum gates with topological bases in quantum-simulated superconducting chains

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