Rewritable ferroelectric vortex pairs in BiFeO3

Ferroelectrics: Electrically rewritable vortex pairs in bismuth ferrite A demonstration of electrically-rewritable vortex pairs in a ferroelectric could provide a route to realizing vortex memory devices. Swirling vortex structures of electrical polarization that are relatively insensitive to extern...

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Autores principales:	Yang Li, Yaming Jin, Xiaomei Lu, Jan-Chi Yang, Ying-Hao Chu, Fengzhen Huang, Jinsong Zhu, Sang-Wook Cheong
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Materials of engineering and construction. Mechanics of materials TA401-492 Atomic physics. Constitution and properties of matter QC170-197
Acceso en línea:	https://doaj.org/article/aff608db36f54eca8024d518be3d36f4
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spelling	oai:doaj.org-article:aff608db36f54eca8024d518be3d36f42021-12-02T16:05:45ZRewritable ferroelectric vortex pairs in BiFeO310.1038/s41535-017-0047-22397-4648https://doaj.org/article/aff608db36f54eca8024d518be3d36f42017-08-01T00:00:00Zhttps://doi.org/10.1038/s41535-017-0047-2https://doaj.org/toc/2397-4648Ferroelectrics: Electrically rewritable vortex pairs in bismuth ferrite A demonstration of electrically-rewritable vortex pairs in a ferroelectric could provide a route to realizing vortex memory devices. Swirling vortex structures of electrical polarization that are relatively insensitive to external disturbances can form in ferroelectric materials. As they can exist in different polarization states, vortices could be exploited for information storage applications, but practical methods to manufacture and manipulate them are required first. Using scanning probe microscopy-based methods, an international team of researchers led by Xiaomei Lu from Nanjing University demonstrate that ferroelectric vortex-antivortex pairs can be created and erased in bismuth ferrite films using local electric fields. They also show that large-scale vortex networks can be created, which could bring the use of vortices in electronic devices a step closer.Yang LiYaming JinXiaomei LuJan-Chi YangYing-Hao ChuFengzhen HuangJinsong ZhuSang-Wook CheongNature PortfolioarticleMaterials of engineering and construction. Mechanics of materialsTA401-492Atomic physics. Constitution and properties of matterQC170-197ENnpj Quantum Materials, Vol 2, Iss 1, Pp 1-6 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Materials of engineering and construction. Mechanics of materials TA401-492 Atomic physics. Constitution and properties of matter QC170-197
spellingShingle	Materials of engineering and construction. Mechanics of materials TA401-492 Atomic physics. Constitution and properties of matter QC170-197 Yang Li Yaming Jin Xiaomei Lu Jan-Chi Yang Ying-Hao Chu Fengzhen Huang Jinsong Zhu Sang-Wook Cheong Rewritable ferroelectric vortex pairs in BiFeO3
description	Ferroelectrics: Electrically rewritable vortex pairs in bismuth ferrite A demonstration of electrically-rewritable vortex pairs in a ferroelectric could provide a route to realizing vortex memory devices. Swirling vortex structures of electrical polarization that are relatively insensitive to external disturbances can form in ferroelectric materials. As they can exist in different polarization states, vortices could be exploited for information storage applications, but practical methods to manufacture and manipulate them are required first. Using scanning probe microscopy-based methods, an international team of researchers led by Xiaomei Lu from Nanjing University demonstrate that ferroelectric vortex-antivortex pairs can be created and erased in bismuth ferrite films using local electric fields. They also show that large-scale vortex networks can be created, which could bring the use of vortices in electronic devices a step closer.
format	article
author	Yang Li Yaming Jin Xiaomei Lu Jan-Chi Yang Ying-Hao Chu Fengzhen Huang Jinsong Zhu Sang-Wook Cheong
author_facet	Yang Li Yaming Jin Xiaomei Lu Jan-Chi Yang Ying-Hao Chu Fengzhen Huang Jinsong Zhu Sang-Wook Cheong
author_sort	Yang Li
title	Rewritable ferroelectric vortex pairs in BiFeO3
title_short	Rewritable ferroelectric vortex pairs in BiFeO3
title_full	Rewritable ferroelectric vortex pairs in BiFeO3
title_fullStr	Rewritable ferroelectric vortex pairs in BiFeO3
title_full_unstemmed	Rewritable ferroelectric vortex pairs in BiFeO3
title_sort	rewritable ferroelectric vortex pairs in bifeo3
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/aff608db36f54eca8024d518be3d36f4
work_keys_str_mv	AT yangli rewritableferroelectricvortexpairsinbifeo3 AT yamingjin rewritableferroelectricvortexpairsinbifeo3 AT xiaomeilu rewritableferroelectricvortexpairsinbifeo3 AT janchiyang rewritableferroelectricvortexpairsinbifeo3 AT yinghaochu rewritableferroelectricvortexpairsinbifeo3 AT fengzhenhuang rewritableferroelectricvortexpairsinbifeo3 AT jinsongzhu rewritableferroelectricvortexpairsinbifeo3 AT sangwookcheong rewritableferroelectricvortexpairsinbifeo3
_version_	1718385168512712704

Rewritable ferroelectric vortex pairs in BiFeO3

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