A novel approach for measuring large magnetic anisotropy energy with a limited magnetic field range

IF 2.4 4区 物理与天体物理 Q3 MATERIALS SCIENCE, MULTIDISCIPLINARY
Yun-Chae Jeong , Minhwan Kim , Seong-Hyub Lee , Jun-Young Chang , Sug-Bong Choe , Soong-Geun Je , Duck-Ho Kim
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引用次数: 0

Abstract

Here we propose an experimental method for determining the magnetic anisotropy field in ferromagnetic materials. Our method involves examining the small-angle variation of spontaneous magnetization by the external magnetic field and interpreting the experimental result within the framework of the Stoner-Wohlfarth model applicable to ferromagnetic materials. This method allows for the extrapolation of magnetic anisotropy fields, even when they surpass conventional measurement limits. As a result, a broad range of magnetic anisotropy fields can be ascertained using a single experimental setup. Our proposed method serves as a versatile tool for analyzing large magnetic anisotropy energy which is an important parameter for future spintronic devices.

Abstract Image

利用有限磁场范围测量大磁各向异性能量的新方法
在此,我们提出了一种确定铁磁材料磁各向异性场的实验方法。我们的方法包括研究自发磁化在外部磁场作用下的小角度变化,并在适用于铁磁材料的斯通纳-沃尔法特模型框架内解释实验结果。这种方法允许推断磁各向异性场,即使它们超过了传统的测量极限。因此,只需使用一个实验装置,就能确定广泛的磁各向异性场。我们提出的方法是分析大磁各向异性能量的多功能工具,而大磁各向异性能量是未来自旋电子器件的重要参数。
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来源期刊
Current Applied Physics
Current Applied Physics 物理-材料科学:综合
CiteScore
4.80
自引率
0.00%
发文量
213
审稿时长
33 days
期刊介绍: Current Applied Physics (Curr. Appl. Phys.) is a monthly published international journal covering all the fields of applied science investigating the physics of the advanced materials for future applications. Other areas covered: Experimental and theoretical aspects of advanced materials and devices dealing with synthesis or structural chemistry, physical and electronic properties, photonics, engineering applications, and uniquely pertinent measurement or analytical techniques. Current Applied Physics, published since 2001, covers physics, chemistry and materials science, including bio-materials, with their engineering aspects. It is a truly interdisciplinary journal opening a forum for scientists of all related fields, a unique point of the journal discriminating it from other worldwide and/or Pacific Rim applied physics journals. Regular research papers, letters and review articles with contents meeting the scope of the journal will be considered for publication after peer review. The Journal is owned by the Korean Physical Society.
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