典型文献
Al-50 wt%Si Alloy by Spark Plasma Sintering (SPS) for Electronic Packaging Materials
文献摘要:
A hypereutectic Al-50 wt%Si alloy for electronic packaging was prepared by spark plasma sintering (SPS) technology using gas-atomized Al-50 wt%Si powder. The effect of sintering parameters on alloy phase composition, microstructure, thermal performance and the tensile strength at different temperatures was investigated. The experimental results show that the alloy can obey the diffraction peaks of silicon and aluminum without other peaks appearing. The primary silicon in the prepared alloy can be evenly distributed in the aluminum matrix. The coefficient of thermal expansion (CTE) and thermal conductivity (TC) of the alloy will improve with the increase of sintering temperature, but they will decrease after sintering for a long time, which is caused by the large difference of coefficient of thermal expansion between silicon and aluminum. The tensile properties of the alloy at room temperature will increase with the increase of sintering temperature, but higher test temperatures will inhibit the tensile properties except the elongation. The morphology and fracture mode of the tensile fracture are also analyzed to determine the good bonding strength of the alloy.
文献关键词:
中图分类号:
作者姓名:
GAO Chong;NIU Libin;MA Jun;AN Yujiao;HU Yuyang;YANG Lei;CHEN Guofang;WANG Yannian
作者机构:
College of Materials Science and Engineering,Xi'an University of Science and Technology,Xi'an 710054,China;Shaanxi Key Labo-ratory of Nano-materials and Technology,Xi'an University of Architecture and Technology,Xi'an 710055,China;Ningxia Ronghuayuan Special Materials Co.,Ltd.,Shizuishan,753204,China
文献出处:
引用格式:
[1]GAO Chong;NIU Libin;MA Jun;AN Yujiao;HU Yuyang;YANG Lei;CHEN Guofang;WANG Yannian-.Al-50 wt%Si Alloy by Spark Plasma Sintering (SPS) for Electronic Packaging Materials)[J].武汉理工大学学报(材料科学版)(英文版),2022(03):500-506
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B类:
wt,Alloy,by,Spark,Plasma,Sintering,SPS,Electronic,Packaging,Materials,hypereutectic,alloy,electronic,packaging,was,prepared,spark,plasma,sintering,technology,using,gas,atomized,powder,effect,parameters,phase,composition,microstructure,thermal,performance,tensile,strength,different,temperatures,investigated,experimental,results,show,that,can,obey,diffraction,peaks,silicon,aluminum,without,other,appearing,primary,evenly,distributed,matrix,coefficient,expansion,CTE,conductivity,will,improve,increase,they,decrease,after,which,caused,large,difference,between,properties,room,higher,test,inhibit,except,elongation,morphology,fracture,mode,also,analyzed,determine,good,bonding
AB值:
0.528804
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