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Microstructure and fracture surface of the two-component melt-spun amorphous/amorphous composite
Journal of Non-Crystalline Solids ( IF 3.2 ) Pub Date : 2015-03-01 , DOI: 10.1016/j.jnoncrysol.2015.01.007
Mirosława Różycka , Krzysztof Ziewiec , Artur Błachowski , Krzysztof Ruebenbauer , Krystian Prusik

article i nfo Metallic glasses; Mossbauer spectroscopy; Scanning electron microscopy (SEM); Transmission electron microscopy (TEM) The purpose of the research is to identify the differences in the final microstructure, fracture and short range order of the Ni55Fe20Cu5P10B10 alloy melt-spun after the ejection of the homogeneous liquid from the standard single chamber crucible and from the crucible with double chamber as the flux of two liquids i.e.: Ni-Fe- Ba nd Ni-Cu-P. The preparation of the alloys involved remelting Ni55Fe20Cu5P10B10 ,N i40Fe40B20 and Ni70Cu10P20 compositions in the arc furnace under titanium gettered argon atmosphere starting from pure metals 99.95 wt.% Ni, 99.95 wt.% Fe, 99.95 wt.% Cu and Ni-B, Fe-B, Ni-P, and Cu-P master alloys. The Ni55Fe20Cu5P10B10 melt-spunribbonswereobtainedbymeansoftwomethods:the firstonewasmelt-spunfromatraditionalsingle chamber crucible while the second one was produced using two component melt spinning (TCMS) performed in the protective helium atmosphere. The research was conducted by using transmission electron microscopy (TEM), scanning electron microscopy (SEM), and Mossbauer spectroscopy. The results of the microstructure examination show that the TCMS alloy isamorphous/amorphous composite and boundaries between the stripes of the differentiated chemical composition coincide with the features of the ductile fracture. The Mossbauer spectroscopy of the alloys confirms that the special feature of the TCMS alloy is that it is composed of the regions with differentiated chemical composition.

中文翻译:

双组分熔纺非晶/非晶复合材料的显微组织和断口

文章信息 金属玻璃;穆斯堡尔光谱;扫描电子显微镜(SEM);透射电子显微镜 (TEM) 研究的目的是确定从标准单室坩埚和坩埚中喷出均质液体后熔纺的 Ni55Fe20Cu5P10B10 合金的最终显微组织、断口和短程有序度的差异双室作为两种液体的通量,即:Ni-Fe-Ba 和 Ni-Cu-P。合金的制备包括从纯金属 99.95 wt.% Ni, 99.95 wt.% Fe, 99.95 wt.% Cu 和 Ni-B, Fe -B、Ni-P 和 Cu-P 中间合金。Ni55Fe20Cu5P10B10熔纺丝带通过meansoftwo方法获得:第一个是从传统的单室坩埚中熔纺而成的,而第二个是使用在保护性氦气气氛中进行的双组分熔融纺丝 (TCMS) 生产的。该研究是通过使用透射电子显微镜 (TEM)、扫描电子显微镜 (SEM) 和穆斯堡尔光谱法进行的。显微组织检验结果表明,TCMS合金为非晶/非晶复合材料,化学成分差异化的条纹间的边界与韧性断裂的特征相吻合。合金的穆斯堡尔谱证实了TCMS合金的特点是它由具有不同化学成分的区域组成。
更新日期:2015-03-01
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