METAL-CERAMIC ADHESION AND THE HARRIS FUNCTIONAL

被引:168
作者
SMITH, JR
HONG, T
SROLOVITZ, DJ
机构
[1] UNIV MICHIGAN,DEPT MAT SCI & ENGN,ANN ARBOR,MI 48109
[2] WEIZMANN INST SCI,DEPT MAT & INTERFACES,IL-76100 REHOVOT,ISRAEL
关键词
D O I
10.1103/PhysRevLett.72.4021
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The effects of a monolayer of C or S impurities on adhesion at MgO/Al and MgO/Ag interfaces were determined from first principles. Impurity effects were found to be substantial, with changes in adhesive energies ranging from 9% to 61%. All adhesion curves accurately obey the universal energy relation. The Harris functional reproduces the self-consistent results well. Given the relative simplicity of the Harris functional, these successful interfacial applications may significantly expand the size and complexity of systems which can be studied.
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页码:4021 / 4024
页数:4
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