Anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites

We investigate the anisotropic magnetoelectric(ME) characteristics for the five-layer magnetization-graded multiferroic composites(MGMC). The magnetic anisotropy and corresponding anisotropic magnetomechanical effect, demagnetization...

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Main Authors: Lei Chen, Yao Wang, Xianzhi Dai, Zhigang Yang
Format: Article
Language:English
Published: AIP Publishing LLC 2017-05-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.4975793
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spelling doaj-0e8a8471ea5f4244bc441a5ce225b03d2020-11-24T22:09:52ZengAIP Publishing LLCAIP Advances2158-32262017-05-0175055820055820-610.1063/1.4975793211791ADVAnisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic compositesLei Chen0Yao Wang1Xianzhi Dai2Zhigang Yang3Key Lab of Computer Vision and Intelligent Information System, Chongqing University of Arts and Sciences, Chongqing 402160, ChinaElectrical and Computer Engineering Department, Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USACollege of Physics and Electronic Information, China West Normal University, Nanchong City, Sichuan 637009, ChinaKey Lab of Computer Vision and Intelligent Information System, Chongqing University of Arts and Sciences, Chongqing 402160, ChinaWe investigate the anisotropic magnetoelectric(ME) characteristics for the five-layer magnetization-graded multiferroic composites(MGMC). The magnetic anisotropy and corresponding anisotropic magnetomechanical effect, demagnetization effect and magneto-mechanical damping’s dependence on magnetic field direction result in an obvious anisotropic ME coupling effect. The experimental results show that ME voltage coefficient in H33 mode is remarkably larger than the other ones (H11, H31 and H13) over the whole Hdc range. Correspondingly, ∂VME/∂Hdc arrives about 420mV/Oe at an optimum bias magnetic field of 46Oe, which is approximately 40 times larger than that of the previous reported composite. Furthermore, it also demonstrates an obvious angular dependence on dc magnetic field. Taking advantage of these specifications, the MGMC can be used to detect weak dc magnetic field and its spatial orientation.http://dx.doi.org/10.1063/1.4975793
collection DOAJ
language English
format Article
sources DOAJ
author Lei Chen
Yao Wang
Xianzhi Dai
Zhigang Yang
spellingShingle Lei Chen
Yao Wang
Xianzhi Dai
Zhigang Yang
Anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites
AIP Advances
author_facet Lei Chen
Yao Wang
Xianzhi Dai
Zhigang Yang
author_sort Lei Chen
title Anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites
title_short Anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites
title_full Anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites
title_fullStr Anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites
title_full_unstemmed Anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites
title_sort anisotropic magnetoelectric characteristics in five-layer magnetization-graded multiferroic composites
publisher AIP Publishing LLC
series AIP Advances
issn 2158-3226
publishDate 2017-05-01
description We investigate the anisotropic magnetoelectric(ME) characteristics for the five-layer magnetization-graded multiferroic composites(MGMC). The magnetic anisotropy and corresponding anisotropic magnetomechanical effect, demagnetization effect and magneto-mechanical damping’s dependence on magnetic field direction result in an obvious anisotropic ME coupling effect. The experimental results show that ME voltage coefficient in H33 mode is remarkably larger than the other ones (H11, H31 and H13) over the whole Hdc range. Correspondingly, ∂VME/∂Hdc arrives about 420mV/Oe at an optimum bias magnetic field of 46Oe, which is approximately 40 times larger than that of the previous reported composite. Furthermore, it also demonstrates an obvious angular dependence on dc magnetic field. Taking advantage of these specifications, the MGMC can be used to detect weak dc magnetic field and its spatial orientation.
url http://dx.doi.org/10.1063/1.4975793
work_keys_str_mv AT leichen anisotropicmagnetoelectriccharacteristicsinfivelayermagnetizationgradedmultiferroiccomposites
AT yaowang anisotropicmagnetoelectriccharacteristicsinfivelayermagnetizationgradedmultiferroiccomposites
AT xianzhidai anisotropicmagnetoelectriccharacteristicsinfivelayermagnetizationgradedmultiferroiccomposites
AT zhigangyang anisotropicmagnetoelectriccharacteristicsinfivelayermagnetizationgradedmultiferroiccomposites
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