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Zu Seong Park, Young Yun Woo, Sang Wook Han, Il Yeong Oh, Tae Woo Hwang, Yangjin Kim and Young Hoon Moon
A diffusion bonding system to fabricate long tubular parts by joining of two- or more-unit tubes made of tungsten heavy alloys (THAs) is proposed and characterized in this study. The difficulty of powder processing of THA originates from the weak strengt...
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Hsiang-Chen Hsu, Shaw-Yuan Wang, Li-Ming Chu
Pág. 51 - 58
In this paper, a 3-D finite element prediction on aluminum pad squeeze during copper wirebonding process for high power IC package is presented. ANSYS Parametric Design Language (APDL) has been implemented on modelling, mesh density, boundary condition (...
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Xiangping Xu, Yi Wang, Chi Liu, Jiasheng Zou and Chunzhi Xia
WC-10Ni + AgCuTi composite coating with WC mass fraction of 40% was prepared on the copper surface by vacuum brazing. The brazing temperatures were 830 °C, 860 °C, 890 °C, and 920 °C. The microstructure, interface structure, and hardness of the coating s...
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Pingyi Guo, Yongbiao Lai, Yong Shao, Yu Zhang, Hang Sun and Yuxin Wang
To prevent Cr poisoning of the cathode and to retain high conductivity during solid oxide fuel cell (SOFC) operation, Cu or La doped Co-Mn coatings on a metallic interconnect is deposited and followed by oxidation at 750 °C. Microstructure and compositio...
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Emine Bakan, Georg Mauer, Yoo Jung Sohn, Dietmar Koch and Robert Vaßen
From the literature, it is known that due to their glass formation tendency, it is not possible to deposit fully-crystalline silicate coatings when the conventional atmospheric plasma spraying (APS) process is employed. In APS, rapid quenching of the spr...
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