Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)

We have investigated magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111) with 4° miscut towards [11-2] direction. Spin reorientation transition (SRT) from out-of-plane to in-plane proceeds in a wider thickness range than on flat substrates. Meanwhile, the easy axis of in-plane uniaxi...

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Main Authors: Hao-Liang Liu, Wei He, Qiong Wu, Jun Ye, Xiang-Qun Zhang, Hai-Tao Yang, Zhao-Hua Cheng
Format: Article
Language:English
Published: AIP Publishing LLC 2013-06-01
Series:AIP Advances
Online Access:http://link.aip.org/link/doi/10.1063/1.4809664
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author Hao-Liang Liu
Wei He
Qiong Wu
Jun Ye
Xiang-Qun Zhang
Hai-Tao Yang
Zhao-Hua Cheng
author_facet Hao-Liang Liu
Wei He
Qiong Wu
Jun Ye
Xiang-Qun Zhang
Hai-Tao Yang
Zhao-Hua Cheng
author_sort Hao-Liang Liu
collection DOAJ
description We have investigated magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111) with 4° miscut towards [11-2] direction. Spin reorientation transition (SRT) from out-of-plane to in-plane proceeds in a wider thickness range than on flat substrates. Meanwhile, the easy axis of in-plane uniaxial magnetic anisotropy varies from [11-2] to [-110] with an intermediate state of approximate four-fold symmetry. The evolution of magnetic anisotropy is attributed to competition of surface magnetic anisotropy, first-order magnetocrystalline anisotropy, and step induced magnetic anisotropy from symmetry breaking and dipolar interactions.
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spelling doaj.art-95bcbb5ea22945cb9a3662bdfbcde79f2022-12-22T01:13:40ZengAIP Publishing LLCAIP Advances2158-32262013-06-013606210106210110.1063/1.4809664Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)Hao-Liang LiuWei HeQiong WuJun YeXiang-Qun ZhangHai-Tao YangZhao-Hua ChengWe have investigated magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111) with 4° miscut towards [11-2] direction. Spin reorientation transition (SRT) from out-of-plane to in-plane proceeds in a wider thickness range than on flat substrates. Meanwhile, the easy axis of in-plane uniaxial magnetic anisotropy varies from [11-2] to [-110] with an intermediate state of approximate four-fold symmetry. The evolution of magnetic anisotropy is attributed to competition of surface magnetic anisotropy, first-order magnetocrystalline anisotropy, and step induced magnetic anisotropy from symmetry breaking and dipolar interactions.http://link.aip.org/link/doi/10.1063/1.4809664
spellingShingle Hao-Liang Liu
Wei He
Qiong Wu
Jun Ye
Xiang-Qun Zhang
Hai-Tao Yang
Zhao-Hua Cheng
Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)
AIP Advances
title Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)
title_full Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)
title_fullStr Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)
title_full_unstemmed Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)
title_short Magnetic anisotropy of ultrathin Fe films grown on vicinal Si (111)
title_sort magnetic anisotropy of ultrathin fe films grown on vicinal si 111
url http://link.aip.org/link/doi/10.1063/1.4809664
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