体系中LavesC15相的制备和结构上传人:建*** IP属地:上海 上传时间:2022-02-14 格式:DOCX 页数:6 大小:1.80MB 积分:20 举报 版权申诉 已阅读5页,还剩1页未读, 继续免费阅读 版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领文档简介...
Laves_C15结构TEM分析Rietveld结构精修根据Zr-Fe-Nb体系中Laves_C15结构金属间化合物可能的成分范围熔炼合金铸锭,酸洗除氧化膜后经580℃/50 h退火处理获得单相合金试样,借助TEM&SAD,EDS,XRD和Rietveld结构精修等方法获取Laves_C15结构金属间化合物的晶体学信息.TEM&SAD结果表明,合金相具有面心立方结构.EDS分析表明,x...
C15-Laves相AB2密排六方结构纯Mg储氢材料 齐岳供应 西安齐岳生物科技有限公司是集化学科研和定制与一体的高科技化学公司。业务范围包括化学试剂和产品的研发、生产、销售等。涉及产品为通用试剂的分销、非通用试剂的定制与研发,涵盖生物科技、* 化学品、医药中间体和化工材料等领域。主要从事* 储氢材料;研制、开发各...
稀土材料金属富轻稀土轻稀土磁致伸缩C15立方过渡金属稀土金属Laves 系统标签: 巨磁致laves稀土伸缩过渡金属 AbstractThestructure,magnetismandmagnetostrictionforthepolycrystallinepseudobinaryalloys(Dyl-Prx)Fe2,(DYo.6Pro.a)(Fev.Mx)2,(M=Co,Ni)and(Tbl,RE)(Feo,4Coo.s)LV,(RE=Pr,Ce,Nd)wereinvestigatedbymic...
The thermal expansion of the C15 Laves-phase material TaV2Hx was measured over the temperature range of 130–350K for x=0, 0.34 and 0.53. A primary objective of the study was to see if the anomalous temperature dependence of elastic constants found in an earlier study is due to, or ...
C15 Laves phaseHydrogenAmorphousActivation energyRare earth metalStructural changes of C15 Laves RFe 2 (R=Y, Ce, Sm, Gd, Tb, Dy, Ho and Er) compounds during thermal analysis in an H 2 atmosphere were investigated by scanning differential calorimetry (DSC), powder X-ray diffraction (XRD) ...
Self-diffusion of both constituents in the Laves phase NbCo2 has been explored using the tracer method and the radioisotopes 57Co and 95Nb in combination with sputter and grinder sectioning. The temperature dependences of the Co diffusivity in Nb31Co69 and Nb29Co71 (two compositions inside the...
CAT C15 热度: 一种悬浮熔炼高熔点Cr2Nb金属间化合物的制备方法 热度: 富轻稀土过渡金属C15立方Laves相巨磁致伸缩材料 热度: Role of crystal defects on brittleness of C15 Cr 2 Nb Laves phase Z.Q. Yang a,b,⇑ , M.F. Chisholm b , B. Yang ...
δ-Dependence of Magnetism in the C15 Laves Phase System HfCo2+δ 喜欢 0 阅读量: 12 作者:Uwatoko,Y.,Fujii,H.,Okamoto,T.摘要: Investigations of the magnetic properties of non-stoichiometric HfCo2+δ led to the discovery of ferromagnetism for δ ≫ 0.8. Homogeneous samples formed by ...
Nature of Magnetism in the HfCo2 Laves Phase Despite the fact that the magnetic properties of the intermetallic compounds with C15- type Laves phase structure have so far been studied intensively, the... J Belo?Evi?-?Avor,N Novakovi?,B Ceki?,... - 《Materials Science Forum》...