Impingement of edge dislocations on atomically rough contacts

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• 作者：R.J. Dikken ; B.J. Thijsse ; L. Nicola ; ^{L.Nicola@tudelft.nl}
• 关键词：Contact ; Atomic scale roughness ; Dislocation pile-up ; Molecular dynamics
• 刊名：Computational Materials Science
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：128
• 期：Complete
• 页码：310-319
• 全文大小：5147 K
• 卷排序：128

文摘

MD simulations of dislocation impingement on atomically rough contacts are performed. Atomic roughness controls dislocation absorption and nucleation from contacts. When a train of dislocations impinges, the stress of nucleation is decreased.