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- Test shows that the hot crack can not be eliminated in the EBW weld of intermetallic compound Ni 3Al. 试验表明,金属间化合物Ni3Al的电子束焊缝尚不能完全消除热裂纹。
- The intermetallic compound between tin and cobalt have better property than the hitherto alternative with cupfer-UBM. 锡和钴金属互化物具有比目前铜-UBM替代物更好的特性。
- The results showed that interface of intermetallic compound foam can move into aluminium alloy matrix. 结果表明金属间化合物界面向铝合金基体中移动。
- During milling process supersolidus solution between Cu and Zr and intermetallic compound were formed. 高能球磨形成了锆置换固溶于铜的过饱和固溶体和金属间化合物。
- And in this method a transition layer of alloy or intermetallic compound will be formed. 9 articles had been published. 用此法形成的膜与基底材料在界面处形成了合金或金属间化合物的缘帮。共发表论文9篇。
- Intermetallic compound foam reinforced aluminium alloy surface composite layer are obtained by solution treatment after low pressure Casting. 通过低压铸造后固溶处理的方法,获得了网状金属间化合物增强铝合金表面复合层。
- We have studied exploringly the new organic aerogel hydrogen storage, the theory of metal small clusters and nano intermetallic compound materials. 探索了新型有机气凝胶储氢材料,开展了金属小团簇理论研究和纳米金属复合材料的研究工作。
- The thickness of the intermetallic compound between steel and aluminium is the main factor to affect the properties of the dissimilar joint. 详细阐述了传统铝钢压焊和钎焊在控制金属间化合物层厚度方面的优势,并且指出了其在工业实际生产中的不足。
- Research and development of intermetallic compound, which is combined with the characteristic of chemical engineering, is discussed. 结合化学工程学科的特点与需要以及作者自己的研究心得,对金属间化合物的研发进行了探讨。
- Based on pseudopotential theory, with the dissembling of crystal framework, this paper calculated the atom potentials in the intermetallic compound Fe 3Al. 以矿物晶体结构、晶体化学理论为基础,根据镁电气石的晶胞参数、原子排列的特点等,提出了其最小纳米微粒的假设。
- The composition and microstructure of intermetallic compound layer and fracture surface after thermal cycling test were analyzed by scanning electron microscope (SEM) with EDX. 通过带有能量散射X射线能谱仪(EDX)的扫描电镜(SEM)对热循环测试后焊点金属间化合物(IMC)层和推拉测试后的断裂面进行了形貌、结构和组分的观察及分析。
- The potentiostatic tests showed that ER is in accordance with critical potential of crevice corrosion. The EPMA analysis and SEM observation showed that the intermetallic compound TiFe precipitated at intergranular boundaries in titanium. 通过电子探针分析和SEM观察发现,铁以TiFe形式在晶界析出,腐蚀优先在TiFe析出物上发生,并且沿晶界向内部发展。
- Results showed that the coatings were composed of Al2O3 cera-mics phase,Al2Cu3 intermetallic compound phase,Cu and Cu2O phases. All the particles mutually embedded with each other and paralleled the substrate with the strip configuration. 研究表明,采用该方法修复后的表面涂层主要由Al2O3陶瓷相、Al2Cu3金属间化合物相以及Cu和Cu2O相组成,各相以长条片状相互嵌合平行于基材表面分布,呈典型的层片状喷涂形态;
- The results of Auger Electron Spectroscopy (AES) and Energy Dispersive Analysis X-ray Spectroscopy(EDAS) measurements show that the interface layer contains Au-Ga intermetallic compound and impurity P,Si. 借助俄歇能谱(AES)和能量色散谱(EDAS)初步分析了Au-Si/n-GaP系统接触的界面含有Au-Ga金属间化合物以及P和Si杂质。
- There were large quantities of intermetallic compounds formed at the Cu/Al interface. 硼酸作为保护剂,有效地解决了高温复合时镀铜层的氧化难题。
- Intermetallic compounds of Mn and Ge exhibit antiferromagnetic or ferrimagnetic with rather low ordering temperatures. Mn3Ge作为一种新型的铁磁性化合物,对于其磁性和电子结构方面,仍缺乏理论和实验的分析。
- The results show that due to diffusion of the elements,a layer of intermetallic compound is formed between these two materials as they are bonded together directly,leading to a 30% strength of the base metal(ZQSn10-10) in joint region. 结果表明:Ti-6A l-4V/ZQSn10-10直接扩散连接时,由于母材组元的相互扩散和迁移,在交界面附近形成了金属间化合物层,接头强度仅为母材基体强度的30%25左右。
- Increasing the milling time continually, a-Fe(C) of monophase BCC transfer to FeC intermetallic compound, when x=1, the sample has became Fe5C2 intermetallic compound with monoclinic structure after ball milled 255 hours. 从X-ray衍射谱的分析可看出,这是由于样品发生了相变,从单相体心立方结构的a-Fe(C)固溶体向FeC金属间化合物转变。 x=1的样品,经255h球磨后,样品成为单相Fe5C2金属间化物,它具有单斜晶体结构。
- The molecular dynamics method is employed to simulate mono-vacancy and divacancy in the ordered intermetallic compound Cu3Au with L12 structure using Finnis-Sinclair type many-body potentials. 采用Finnis-Sinclair类型的多体势模型;用分子动力学方法对L1_2 型有序金属间化合物Cu_3Au中的单、双空位进行了计算机模拟研究.
- Some metals, such as iron, cobalt and nickel, are magnetic. At low temperatures, some metals and intermetallic compounds become superconductors. 某些金属能被磁化,例如铁、钴和镍。在极低的温度下,某些金属和金属化合物能转变成超导体。