Large magnetoelectric coupling in magnetically short-range ordered Bi5Ti3FeO15 film

dc.contributor.authorZhao, HYen_AU
dc.contributor.authorKimura, Hen_AU
dc.contributor.authorCheng, ZXen_AU
dc.contributor.authorOsada, Men_AU
dc.contributor.authorWang, JLen_AU
dc.contributor.authorWang, XLen_AU
dc.contributor.authorDou, SXen_AU
dc.contributor.authorLiu, Yen_AU
dc.contributor.authorYu, JDen_AU
dc.contributor.authorMatsumoto, Ten_AU
dc.contributor.authorTohei, Ten_AU
dc.contributor.authorShibata, Nen_AU
dc.contributor.authorIkuhara, Yen_AU
dc.date.accessioned2016-12-23T01:01:23Zen_AU
dc.date.available2016-12-23T01:01:23Zen_AU
dc.date.issued2014-06-11en_AU
dc.date.statistics2016-12-23en_AU
dc.description.abstractMultiferroic materials, which offer the possibility of manipulating the magnetic state by an electric field or vice versa, are of great current interest. However, single-phase materials with such cross-coupling properties at room temperature exist rarely in nature; new design of nano-engineered thin films with a strong magneto-electric coupling is a fundamental challenge. Here we demonstrate a robust room-temperature magneto-electric coupling in a bismuth-layer-structured ferroelectric Bi5Ti3FeO15 with high ferroelectric Curie temperature of ~1000 K. Bi5Ti3FeO15 thin films grown by pulsed laser deposition are single-phase layered perovskit with nearly (00l)-orientation. Room-temperature multiferroic behavior is demonstrated by a large modulation in magneto-polarization and magneto-dielectric responses. Local structural characterizations by transmission electron microscopy and Mössbauer spectroscopy reveal the existence of Fe-rich nanodomains, which cause a short-range magnetic ordering at ~620 K. In Bi5Ti3FeO15 with a stable ferroelectric order, the spin canting of magnetic-ion-based nanodomains via the Dzyaloshinskii-Moriya interaction might yield a robust magneto-electric coupling of ~400 mV/Oe·cm even at room temperature. © 2020 Springer Nature Limiteden_AU
dc.identifier.articlenumber5255en_AU
dc.identifier.citationZhao, H., Kimura, H., Cheng, Z., Osada, M., Wang, J., Wang, X., Dou, S. X., Lui, Y., Yu, J., Matsumoto, T., Tohei, T., Shibata, N., & Ikuhara, Y. (2014). Large magnetoelectric coupling in magnetically short-range ordered Bi5Ti3FeO15 film. Scientific Reports, 4(1) 5255. doi:10.1038/srep05255en_AU
dc.identifier.govdoc7742en_AU
dc.identifier.issn2045-2322en_AU
dc.identifier.issue1en_AU
dc.identifier.journaltitleScientific Reportsen_AU
dc.identifier.urihttp://dx.doi.org/10.1038/srep05255en_AU
dc.identifier.urihttp://apo.ansto.gov.au/dspace/handle/10238/8218en_AU
dc.identifier.volume4en_AU
dc.language.isoenen_AU
dc.publisherNature Researchen_AU
dc.subjectMagnetismen_AU
dc.subjectElectric fieldsen_AU
dc.subjectFerroelectric materialsen_AU
dc.subjectBismuthen_AU
dc.subjectElectron microscopyen_AU
dc.subjectThin filmsen_AU
dc.subjectCurie pointen_AU
dc.subjectSpinen_AU
dc.titleLarge magnetoelectric coupling in magnetically short-range ordered Bi5Ti3FeO15 filmen_AU
dc.typeJournal Articleen_AU
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