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非晶态Fe_(90-x)Co_xZr_(10)合金的Invar效应研究
卢志超,鲜于泽,李际周,叶春堂,李竹起,康健,沈保根,吕曼祺
1994-08-08
Source Publication金属学报
Issue15Pages:126-129
Abstract研究了作晶态Fe_(90-x)Co_xZr_(10)合金的磁体积效应和广义声子谱.通过热膨胀测量和磁测量给出了自发体积磁致伸缩ωs和平均磁矩μ_(FeCo)与平均价电子数N_(eff)的关系,发现ωs的峰值位置与μ_(FeCo)开始急剧下降的位置(N_(eff)=8.1-8.2)相对应,从而证实了金属-金属型非晶态因瓦合金中的Invar效应与铁磁态的不稳性有关.用非弹性中子散射方法测量了广义声子谱,从中观察到了与Invar效应相关的声子谱软化现象.
description.department东北大学,中国原子能科学研究院,中国科学院物理研究所,中国科学院金属研究所
KeywordInvar效应 磁体积效应 广义声子谱 非晶态 Fe_(90-x)co_xzr_(10) 合金
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/28400
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
卢志超,鲜于泽,李际周,叶春堂,李竹起,康健,沈保根,吕曼祺. 非晶态Fe_(90-x)Co_xZr_(10)合金的Invar效应研究[J]. 金属学报,1994(15):126-129.
APA 卢志超,鲜于泽,李际周,叶春堂,李竹起,康健,沈保根,吕曼祺.(1994).非晶态Fe_(90-x)Co_xZr_(10)合金的Invar效应研究.金属学报(15),126-129.
MLA 卢志超,鲜于泽,李际周,叶春堂,李竹起,康健,沈保根,吕曼祺."非晶态Fe_(90-x)Co_xZr_(10)合金的Invar效应研究".金属学报 .15(1994):126-129.
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