INVESTIGATION OF STRUCTURAL RELAXATION IN AN AMORPHOUS ALLOY (Fe0. 1Ni0. 35Co0. 55)78Si8B14.

被引:0
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作者
Zhang, Yanzhong [1 ]
机构
[1] Shanghai Inst of Iron & Steel, Research, Shanghai, China, Shanghai Inst of Iron & Steel Research, Shanghai, China
来源
Jinshu Xuebao/Acta Metallurgica Sinica | 1984年 / 20卷 / 04期
关键词
CALORIMETRY - CRYSTALS - Defects - ELECTRIC PROPERTIES - MAGNETIC PROPERTIES - SPECTROSCOPY; MOSSBAUER;
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摘要
The structural relaxation and transformation of the amorphous alloy (Fe//0//. //1Ni//0//. //3//5Co//0//. //5//5)//7//8Si//8B//1//4 have been investigated by measurements of **5**7Fe Mossbauer spectra, parameters of positron annihilation, permeability disaccomodation, magnetic torque and isothermic changes of electrical resistance, as well as by the DSC method. The results showed that four stages of structural relaxation and transformation are present in the temperature range of 50-500 degree C. Two different features of the structural relaxation in the temperature range of 175-200 degree C and 400-420 degree C are found to correspond with the different changes of the magnetic properties. The chemical and the topological short-range orders are markedly developed in the structural relaxation such as to give rise to an induced magnetic anisotropy.
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页码:195 / 204
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