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at pH value of 3. Key words: nanostructured Cu-Ni alloys; chemical synthesis; physicochemical characteristics; pH value; calcination temperature 1 Introduction Cu-Ni nano-alloys are utilized... exerted by pH value and calcination temperatures on the composition, crystalline structure, purity, morphology, homogeneity and grain size of Cu-Ni nanostructured alloys. These nano-alloys were prepared......
of Cu-Ni composites as the final products instead of the substitutional alloys after the annealing process. Therefore, to obtain Cu-Ni alloy with the maintained metallic molar ratio and the fibrous..., LYSAKOVA A S, PLYUSNIN P E, BAUMAN Y I, SHUBIN Y V, MISHAKOV I V, VEDYAGIN A A, BUYANOV R A. Ni-Cu and Ni-Co alloys: Synthesis, structure, and catalytic activity for the decomposition of chlorinated......
Trans. Nonferrous Met. Soc. China 28(2018) 2143-2150 Electrolytic production of Cu-Ni alloys in CaCl2-Cu2S-NiS molten salt Levent KARTAL1,2, Servet TIMUR1 1. Department of Metallurgical &...; Cu-Ni alloys 1 Introduction Copper–nickel (Cu-Ni) alloys have been commonly used in many different industries, namely, shipping, offshore oil, gas production, and desalination and for the fabrication......
文章编号:1004-0609(2010)09-1665-06 AZ31B镁合金表面激光熔覆Cu-Ni合金层 崔泽琴1, 2, 吴宏亮1, 王文先1, 2, 许并社1, 2 (1. 太原理工大学 材料科学与工程学院,太原 030024; 2. 太原理工大学 新材料界面科学与工程教育部重点实验室,太原 030024) 摘 要:针对镁合金表面耐磨性和耐蚀性差的问题,利用横流CO2激光器在AZ31B镁合金表面激光熔覆Cu-Ni合金层,并利用光学显微镜(OM),扫描电镜(SEM)和能谱分析仪(EDS)分析熔覆层与基体的结合界面特征以及显微组织和成分分布情况,测试合金层的显微硬度和耐蚀性.结果表明:合金层与基体结合良好,缺陷较少,但局部存在不均匀的Cu-Ni富集区,且在其边缘区域的枝晶间均匀分布着1~1.5 ?m的十字状Laves相;合金层的硬度分布比较均匀,约为......
for high Ni content (Cu3Ni7 and Cu4Ni6), it becomes ferromagnetic. Key words: microwave combustion; nanoparticles; Cu-Ni alloys; magnetization property 1 Introduction The preparation of nanostructures... counterparts [7]. Among the various alloys, the copper-nickel (Cu-Ni) alloy nanoparticles show good catalytic properties that depend on the mole ratio of Cu to Ni of precursors. Copper-nickel alloys......
文章编号:1004-0609(2013)04-1073-06 Cu-Ni交互作用对Cu/Sn/Ni焊点液-固界面反应的影响 黄明亮1, 2,陈雷达1, 2,赵 宁1, 2 (1. 大连理工大学 材料科学与工程学院,大连 116024; 2. 大连理工大学 辽宁省先进连接技术重点实验室,大连 116024) 摘 要:研究Cu/Sn/Ni焊点在250 ℃液-固界面反应过程中Cu-Ni交互作用对界面反应的影响.结果表明:液-固界面反应10 min后,Cu-Ni交互作用就已经发生,Sn/Cu及Sn/Ni界面金属间化合物(IMCs)由浸焊后的Cu6Sn5和Ni3Sn4均转变为(Cu,Ni)6Sn5,界面IMCs形貌也由扇贝状转变为短棒状.在随后的液-固界面反应过程中,两界面IMCs均保持为(Cu,Ni)6Sn5类型,但随着反应的进行......
Influence of electronic structure on Compton scattering through comparing Cu-Ni alloys with Cu-Ni powder mixturesGuang LUO , Xianquan HU, Guangyu XIAO and Chunyang KONG College of Physics... validated well through the Compton scattering experiments with the scatters of Cu-Ni binary alloys or Cu-Ni binary powder mixtures. Furthermore, it is found that the slope of Cu-Ni powder mixture series......
for synthesizing bulk nanostructured metals and alloys, but the densification mechanism of SPS process needs to be further investigated. 4 Conclusions 1) Nanostructured Al-Zn-Mg-Cu alloy powder... Nanostructured Al-Zn-Mg-Cu alloy synthesized by cryomilling and spark plasma sintering CHEN Han-bin(陈汉宾)1, TAO Kai(陶 凯)2, YANG Bin(杨 滨)2, ZHANG Ji-shan(张济山)2 1. No.59 Institute of China Ordnance......
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Corrosion behavior of B30 Cu-Ni alloy and anti-corrosion coating in marine environment LI Qing-fen(李庆芬)1 , LI Chun-hui(李春辉)1 , XU Li-kun (许立坤) 2,LIU Guang-zhou(刘光洲)2 1. College of Mechanical... behavior of B30 Cu-Ni alloy in a sterile seawater and a SRB solution was investigated. The results show that the corrosion potential of specimen in the SRB solution is much lower than that in the sterile......