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Author:

秦飞 (秦飞.) | 项敏 (项敏.) | 武伟 (武伟.)

Indexed by:

EI Scopus SCIE PKU CSCD

Abstract:

为得到硅通孔电镀填充铜(TSV-Cu)的力学性能,对TSV-Cu进行了Berkovich纳米压痕实验.基于Oliver-Pharr算法和连续刚度法确定TSV-Cu的弹性模量和硬度分别为155.47 GPa和2.47 GPa;采用有限元数值模拟对纳米压痕加载过程进行反演分析,通过对比最大模拟载荷与最大实验载荷,确定TSV-Cu的特征应力和特征应变;由量纲函数确定的应变强化指数为0.4892;将上述实验结果代入幂强化模型中,确定TSV-Cu的屈服强度为47.91 MPa.最终确定了TSVCu的幂函数型弹塑性应力-应变关系.

Keyword:

弹性模量 应变强化指数 屈服强度 硅通孔电镀填充铜 纳米压痕

Author Community:

  • [ 1 ] [秦飞]北京工业大学
  • [ 2 ] [项敏]北京工业大学
  • [ 3 ] [武伟]北京工业大学

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Source :

金属学报

ISSN: 0412-1961

Year: 2014

Issue: 6

Volume: 50

Page: 722-726

2 . 3 0 0

JCR@2022

ESI Discipline: MATERIALS SCIENCE;

ESI HC Threshold:341

JCR Journal Grade:3

CAS Journal Grade:4

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 6

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 7

Chinese Cited Count:

30 Days PV: 2

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