Correlation between the Microstructures of Bonding Interfaces and the Shear Strength of Cu-to-Cu Joints Using (111)-Oriented and Nanotwinned Cu

Highly (111)-oriented Cu pillar-bumps were bonded to highly (111)-oriented Cu films at temperatures ranging from 200 &#176;C/100 &#176;C to 350 &#176;C/100 &#176;C in N<sub>2</sub> ambient conditions. The microstructures of the bonded interfaces affected the shear strengt...

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Bibliographic Details
Main Authors: Jing-Ye Juang, Chia-Ling Lu, Yu-Jin Li, K. N. Tu, Chih Chen
Format: Article
Language:English
Published: MDPI AG 2018-11-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/11/12/2368