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作者:

Wen, S. P. (Wen, S. P..) | Zong, R. L. (Zong, R. L..) | Zeng, F. (Zeng, F..) | Guo, S. (Guo, S..) | Pan, F. (Pan, F..)

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EI Scopus SCIE

摘要:

The hardness, elastic modulus and scratch behaviors of Ag/Ni mulitlayers deposited by evaporation have been carried out by nanoindentation and nanoscratch. It has been found that the hardness (H) increases, while the modulus (E) decreases, that is to say an increase of H/E as the periodicity decreases. Many mechanisms are included in nanoscratch, including initial elastic contact, plowing and fracture stage, in each multilayer. Coefficient of friction during plowing decreases with the decrease of the periodicity, which can be ascribed to decreasing material pile-up due to the increase of H/E. Elastic recovery after scratching also increases as the periodicity decreases because of the increase of H/E, which leads to improved wear resistance. The fracture stage will be postponed with decreasing periodicity, which also leads to better wear behavior. (C) 2008 Elsevier B.V. All rights reserved.

关键词:

Coefficient of friction Nanoindentation H/E Nanoscratch

作者机构:

  • [ 1 ] [Wen, S. P.]Tsinghua Univ, Dept Mat Sci & Engn, Adv Mat Lab, Beijing 100084, Peoples R China
  • [ 2 ] [Zong, R. L.]Tsinghua Univ, Dept Mat Sci & Engn, Adv Mat Lab, Beijing 100084, Peoples R China
  • [ 3 ] [Zeng, F.]Tsinghua Univ, Dept Mat Sci & Engn, Adv Mat Lab, Beijing 100084, Peoples R China
  • [ 4 ] [Guo, S.]Tsinghua Univ, Dept Mat Sci & Engn, Adv Mat Lab, Beijing 100084, Peoples R China
  • [ 5 ] [Pan, F.]Tsinghua Univ, Dept Mat Sci & Engn, Adv Mat Lab, Beijing 100084, Peoples R China
  • [ 6 ] [Wen, S. P.]Beijing Univ Technol, Sch Mat Sci & Engn, Beijing 100022, Peoples R China

通讯作者信息:

  • [Pan, F.]Tsinghua Univ, Dept Mat Sci & Engn, Adv Mat Lab, Beijing 100084, Peoples R China

电子邮件地址:

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来源 :

APPLIED SURFACE SCIENCE

ISSN: 0169-4332

年份: 2009

期: 8

卷: 255

页码: 4558-4562

6 . 7 0 0

JCR@2022

ESI学科: MATERIALS SCIENCE;

JCR分区:2

中科院分区:1

被引次数:

WoS核心集被引频次: 54

SCOPUS被引频次: 61

ESI高被引论文在榜: 0 展开所有

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中文被引频次:

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