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Fast experimental estimation of texture distribution and alignment degree in permanent magnets
Journal of Applied Physics ( IF 2.7 ) Pub Date : 2020-10-28 , DOI: 10.1063/5.0028005
L. T. Quispe 1, 2 , M. Röhrig 1 , J. L. Monteiro 1 , L. U. Lopes 1 , P. A. Wendhausen 1, 2
Affiliation  

Determining the texture distribution of permanent magnets is very useful since this information allows us to relate the macroscopic properties with the microstructural characteristics of the magnet through a statistical average. Usually, this distribution is determined by x-ray diffraction (θ–2θ, rocking curve, pole figures) or electron backscatter diffraction. However, for manufacturing process control purposes, these techniques are not necessarily appropriate because those analyses are relatively time-consuming and require sophisticated equipment, and the analyzed volume of the sample is not statistically representative of the magnet. In this context, this paper presents a route based on magnetometry, which, together with an appropriate mathematical approach, turns out to be an advantageous methodology, capable to provide statistically reliable information, faster, and with less sophisticated laboratory infrastructure.

中文翻译:

永磁体织构分布和排列度的快速实验估计

确定永磁体的织构分布非常有用,因为该信息使我们能够通过统计平均值将宏观特性与磁体的微观结构特征联系起来。通常,该分布由 X 射线衍射(θ–2θ、摇摆曲线、极图)或电子背散射衍射确定。然而,出于制造过程控制的目的,这些技术不一定适用,因为这些分析相对耗时且需要复杂的设备,并且分析的样品体积在统计上不能代表磁体。在这种情况下,本文提出了一种基于磁力测量的路线,结合适当的数学方法,结果证明是一种有利的方法,
更新日期:2020-10-28
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