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;UPMMA为PMMA基体势能;Unano为CNTs的势能. 图5 拉伸过程中不同缺陷种类CNTs与高分子基体界面作用能量变化及CNTs自身结构示意图 Fig. 5 Variations of interfacial energy between CNTs and polymer matrix during tensile process and molecular models...,如图8所示. 图8 含不同缺陷数量的CNTs与PMMA界面作用能 Fig. 8 Variations of interfacial energy between PMMA matrix and CNTs with different defects number 由图8可见:随着缺陷数量增加,TSW-CNT与PMMA界面间的作用能平均值在缺陷数量为7,14,21和28时分别为......
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. The stability to bear color changes and corrosion resistance of Cu-Sn-Zn film layer were studied through air-exposure experiment and electrochemical analyses test respectively. The results show... to bear color changes and corrosion resistance are improved remarkably. The probable mechanism of complex agent was discussed. Key words: electroless plating; Cu-Sn-Zn ternary alloy; color-change......
Structure and erosion resistance of Ni60A/SiC coatting by laser cladding
LOU Bai-yang(楼白杨), CHEN Zhen(陈 阵), BAI Wan-jin(白万金), DONG Gang(董 刚)
MOE Key Laboratory of ..., Cr, Fe, C and Si. It is obvious from the erosion test that the Ni60A/SiC coating has high erosion resistance.
Key words: laser cladding; Ni60A; SiC; erosion resistance
interfacial modification effect. SiCf/C/TiAl composites were also prepared under the same processing condition for comparision. Both kinds of the composites were thermally exposed in vacuum at 800 and 900 °C for different durations in order to study thermal stability of the interfacial zone. With the aids of scanning electron microscope (SEM) and energy dispersive spectrometer (EDS), the interfacial......C/Mo双涂层SiC纤维增强g-TiAl基复合材料的显微组织及界面热稳定性
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来源: 《中国有色金属学报(英文版)2016年第5期》——罗贤 李超 杨延清 许海嫚 李晓宇 刘帅 李鹏涛
Mechanical Properties of Resistance Spot Welded Components of High Strength Austenitic Stainless SteelWei Liu1,Hailong Fan1,Xiangzhong Guo1,Zhihong Huang21. School of Mechanical,Electronic and Control Engineering,Beijing Jiaotong University2. CRRC Nanjing Puzhen Co.,Ltd.摘 要:Resistance multi-spot welding(MSW)in column,triangle and tetragonal symmetry......
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Mechanical properties and plasma erosion resistance of BNp/Al2O3-SiO2 composite ceramicsDUAN Xiao-ming(段小明)1, 2, JIA De-chang(贾德昌)1, ZHOU Yu(周玉)1, YANG Zhi-hua(杨治华)1, WANG Yu-jin(王玉金)1, REN Feng... with different volume fractions (10%-60%) of hexagonal BN particulates (BNp) were prepared by hot-press sintering technique. Phase components, microstructure, mechanical properties and plasma erosion resistance......
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