SEGREGATION AND DIFFUSION OF HYDROGEN IN GRAIN-BOUNDARIES OF PALLADIUM

被引:222
作者
MUTSCHELE, T
KIRCHHEIM, R
机构
[1] Max-Planck-Inst fuer Metallforschung, Stuttgart, West Ger, Max-Planck-Inst fuer Metallforschung, Stuttgart, West Ger
来源
SCRIPTA METALLURGICA | 1987年 / 21卷 / 02期
关键词
HYDROGEN;
D O I
10.1016/0036-9748(87)90423-6
中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
Hydrogen segregation at grain boundaries in Pd can be described by a spectrum of site energies or segregation energies. This causes the diffusion coefficient to become dependent on concentration, being lower than the single crystalline value at low H contents, and vice versa for higher contents.
引用
收藏
页码:135 / 140
页数:6
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