Extending the coherence of a quantum dot hybrid qubit

Quantum information: improving semiconducting qubit performance Researchers in the United States demonstrate high tunability of spin qubits in silicon-based quantum dots. Mark Eriksson at the University of Wisconsin-Madison and colleagues have achieved more than a tenfold improvement in the performa...

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Autores principales:	Brandur Thorgrimsson, Dohun Kim, Yuan-Chi Yang, L. W. Smith, C. B. Simmons, Daniel R. Ward, Ryan H. Foote, J. Corrigan, D. E. Savage, M. G. Lagally, Mark Friesen, S. N. Coppersmith, M. A. Eriksson
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/284840a83ca14817b7e3faf2377e1e7c
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spelling	oai:doaj.org-article:284840a83ca14817b7e3faf2377e1e7c2021-12-02T11:41:57ZExtending the coherence of a quantum dot hybrid qubit10.1038/s41534-017-0034-22056-6387https://doaj.org/article/284840a83ca14817b7e3faf2377e1e7c2017-08-01T00:00:00Zhttps://doi.org/10.1038/s41534-017-0034-2https://doaj.org/toc/2056-6387Quantum information: improving semiconducting qubit performance Researchers in the United States demonstrate high tunability of spin qubits in silicon-based quantum dots. Mark Eriksson at the University of Wisconsin-Madison and colleagues have achieved more than a tenfold improvement in the performance of these three-electron double dot qubits by tuning the electric fields used to confine electrons to quantum dots to a regime where the qubit was predicted to be much less susceptible to the effects of charge noise. Since charge noise limits the performance of many such qubits, these findings provide a path toward the fabrication of electrically gated qubits in silicon quantum dots with very high fidelities.Brandur ThorgrimssonDohun KimYuan-Chi YangL. W. SmithC. B. SimmonsDaniel R. WardRyan H. FooteJ. CorriganD. E. SavageM. G. LagallyMark FriesenS. N. CoppersmithM. A. ErikssonNature PortfolioarticlePhysicsQC1-999Electronic computers. Computer scienceQA75.5-76.95ENnpj Quantum Information, Vol 3, Iss 1, Pp 1-4 (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 Brandur Thorgrimsson Dohun Kim Yuan-Chi Yang L. W. Smith C. B. Simmons Daniel R. Ward Ryan H. Foote J. Corrigan D. E. Savage M. G. Lagally Mark Friesen S. N. Coppersmith M. A. Eriksson Extending the coherence of a quantum dot hybrid qubit
description	Quantum information: improving semiconducting qubit performance Researchers in the United States demonstrate high tunability of spin qubits in silicon-based quantum dots. Mark Eriksson at the University of Wisconsin-Madison and colleagues have achieved more than a tenfold improvement in the performance of these three-electron double dot qubits by tuning the electric fields used to confine electrons to quantum dots to a regime where the qubit was predicted to be much less susceptible to the effects of charge noise. Since charge noise limits the performance of many such qubits, these findings provide a path toward the fabrication of electrically gated qubits in silicon quantum dots with very high fidelities.
format	article
author	Brandur Thorgrimsson Dohun Kim Yuan-Chi Yang L. W. Smith C. B. Simmons Daniel R. Ward Ryan H. Foote J. Corrigan D. E. Savage M. G. Lagally Mark Friesen S. N. Coppersmith M. A. Eriksson
author_facet	Brandur Thorgrimsson Dohun Kim Yuan-Chi Yang L. W. Smith C. B. Simmons Daniel R. Ward Ryan H. Foote J. Corrigan D. E. Savage M. G. Lagally Mark Friesen S. N. Coppersmith M. A. Eriksson
author_sort	Brandur Thorgrimsson
title	Extending the coherence of a quantum dot hybrid qubit
title_short	Extending the coherence of a quantum dot hybrid qubit
title_full	Extending the coherence of a quantum dot hybrid qubit
title_fullStr	Extending the coherence of a quantum dot hybrid qubit
title_full_unstemmed	Extending the coherence of a quantum dot hybrid qubit
title_sort	extending the coherence of a quantum dot hybrid qubit
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/284840a83ca14817b7e3faf2377e1e7c
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Extending the coherence of a quantum dot hybrid qubit

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