Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic

Abstract We demonstrate a repeatable all-electric magnetic switching behaviour in a PMN-PT/FeRh thin film artificial multiferroic. The magnitude of the effect is significantly smaller than expected from conventional thermomagnetic switching of FeRh thin films and we explore properties of the PMN-PT/...

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Main Authors: W. Griggs, T. Thomson
Format: Article
Language:English
Published: Nature Portfolio 2022-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-09417-0
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author W. Griggs
T. Thomson
author_facet W. Griggs
T. Thomson
author_sort W. Griggs
collection DOAJ
description Abstract We demonstrate a repeatable all-electric magnetic switching behaviour in a PMN-PT/FeRh thin film artificial multiferroic. The magnitude of the effect is significantly smaller than expected from conventional thermomagnetic switching of FeRh thin films and we explore properties of the PMN-PT/FeRh system in order to understand the origin of this reduction. The data demonstrate the importance of the crystallographic phase of PMN-PT and show how a phase transition at ~ 100 °C modifies the magneto-electric coupling. We demonstrate a large strain remanence effect in the PMN-PT substrate, which limits the magnetoelectric coupling on successive cycling of the applied electric field.
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spelling doaj.art-8167a10ea023497c95cce1d93424e3f32022-12-21T21:10:47ZengNature PortfolioScientific Reports2045-23222022-03-011211810.1038/s41598-022-09417-0Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroicW. Griggs0T. Thomson1NEST Research Group, The Department of Computer Science, The University of ManchesterNEST Research Group, The Department of Computer Science, The University of ManchesterAbstract We demonstrate a repeatable all-electric magnetic switching behaviour in a PMN-PT/FeRh thin film artificial multiferroic. The magnitude of the effect is significantly smaller than expected from conventional thermomagnetic switching of FeRh thin films and we explore properties of the PMN-PT/FeRh system in order to understand the origin of this reduction. The data demonstrate the importance of the crystallographic phase of PMN-PT and show how a phase transition at ~ 100 °C modifies the magneto-electric coupling. We demonstrate a large strain remanence effect in the PMN-PT substrate, which limits the magnetoelectric coupling on successive cycling of the applied electric field.https://doi.org/10.1038/s41598-022-09417-0
spellingShingle W. Griggs
T. Thomson
Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic
Scientific Reports
title Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic
title_full Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic
title_fullStr Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic
title_full_unstemmed Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic
title_short Repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic
title_sort repeatable and deterministic all electrical switching in a mixed phase artificial multiferroic
url https://doi.org/10.1038/s41598-022-09417-0
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