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were classified based on their composition, and the methods to obtain SiC composites were introduced. Considering that SiC composites have inherent brittleness and high melting point of SiC, SiC...: A, 2000, 282(1/2): 109-114. [3] 邹芹, 黄洪涛, 王明智. 金属基滑动轴承材料研究进展[J]. 燕山大学学报, 2016, 40(1): 1-8. ZOU Qin, HUANG Hongtao, WANG Mingzhi, et al. Research progress of metal-based sliding bearing materials[J......
A, HAQ A U. In situ microhardness measurements of Ni-5at%A1 alloy[J]. J Mater Sci Lett, 1995, 14(11): 802-804. [16] LI S C, CONRAD H. Electric field strengthening during superplastic creep of Zn-5wtAl...国有色金属学报, 2017, 27(3): 605-612. WU Jia-jia, MA Wan-kun, JIAO Fen, QIN Wen-qing. First principle calculation of electronic structures and optical properties of copper and nickel doped FeS2[J......
低冰镍元素与物相分析 通过XRF对样品进行元素分析,得到的低冰镍主要由铁,镍,铜,钴和硫等元素组成,具体成分如表1所示. 表1 低冰镍主要化学成分 Table 1 Chemical composition of low nickel matte (mass fraction, %) 对低冰镍进行XRD物相分析,确定其主要由...;XRD pattern of low nickel matte 图2 低冰镍金相照片,SEM像和EDS元素面扫描 Fig. 2 OM photo (a), SEM image(b) and EDS-mapping for elements ((c)-(g)) of low-nickel matte 2.2 浸出液的温度和浓度对于低冰镍反应界面产物组成及微观形貌的影响 图3......
of Ag is comparatively better, the process is cumbersome, costly, and time-consuming. Therefore, based on the phase characteristics of acid-leaching residue, the authors have developed a method... Institute of Metals, 2018, 72(3): 603-607. DOI: 10.1007/s12666-018-1507-5. [18] LIU W F, YANG T Z, XIA X. Behavior of silver and lead in selective chlorination leaching process of gold-antimony alloy [J......
decomposition, etc. Besides, based on the commonality and development trend of ISRU, the exploit of mineral resources on the lunar surface in future needs these as main research directions which contains..., Solar power system based on the moon.[M]. Houston, TX: Space Systems Operations Inst 1991: 599-621 [22] CRISWELL D R, WALDRON R D. Lunar system to supply solar electric power to earth[C]// Proceedings......
, HUANG S, WEN B, YANG S, ZHANG B, LIN C T, JIANG N, JIN Z M, GUO D M. A novel approach to fabricating a nanotwinned surface on a ternary nickel alloy[J]. Materials & Design, 2016, 106: 313-320. [39... of Cu/Al multilayer films were studied based on the molecular dynamics method. The tensile deformation of Cu/Al multilayer films under different casting time and casting temperature was compared from......
high prediction accuracy under specific experimental conditions, but they are difficult to generalize. In addition, the empirical formula is based on the experiment and UCS test, and it is difficult... related to the UCS and UPV still need further development. In addition to the above methods, the performance of predicting the UCS of the CPB based on its influencing variables using intelligent models......
Introduction Ti-based scaffolds/lattices providing three- dimensional pore structures have been used success fully in the fields of bone tissue engineering (e.g., bone replacement, implants, and orthopedic... were added to reinforce Ti-based materials, creating Ti-based metal-matrix composites. TiB has attracted interest as a reinforcement phase for Ti due to the similar densities (Ti: 4.51 g/cm3; TiB: 4.54......
: Based on molecular dynamics (MD) simulation, the mechanisms of plastic anisotropy in nanotwinned polycrystalline copper with {111} texture during tensile deformation were systematically studied from... study. Based on Ref. [4], the nanotwinned copper presents the maximum strength at the twin spacing of 1.25 nm when the grain size is 10 nm, while it exhibits the maximum strength at the twin spacing......
: loading stage, roll bending stage and unloading stage. Based on the discretization idea, the mechanical model of the primary statically indeterminate problem of the longitudinally submerged arc welding... for welded clad pipes based on a modified reference strain method, and by using the strain-controlled boundary condition, various pipe and weld geometrical shapes were considered in the analysis matrix......
