Tb对Fe(81)Ga19快淬合金薄带组织和磁致伸缩性能的影响

openalex(2013)

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Abstract
利用快淬甩带方法制备了Fe81Ga19Tbx(x=0,0.2,0.4,0.6)合金薄带,研究了合金薄带的显微组织结构和磁致伸缩性能。实验结果表明,Fe-Ga-Tb合金薄带的显微组织及磁致伸缩性能与合金的成分密切相关,合金薄带基体为Fe(Ga)无序固溶相体。Fe81Ga19Tb0.2合金的磁致伸缩系数最大,达到-1320×10^-6,且薄带厚度方向[100]择优取向,Tb在晶界处富集。
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