CEMS of nitride coatings in agressive environments

被引:5
作者
Hanzel, D
Agudelo, AC
Gancedo, JR
Lakatos-Varsanyi, M
Marco, JF
机构
[1] Univ Ljubljana, Jozef Stefan Inst, SLO-1001 Ljubljana, Slovenia
[2] CSIC, Inst Quim Fis Rocasolano, E-28006 Madrid, Spain
[3] Eotvos Lorand Univ, Dept Phys Chem, H-1518 Budapest, Hungary
来源
HYPERFINE INTERACTIONS | 1998年 / 111卷 / 1-4期
关键词
D O I
10.1023/A:1012633129107
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
The corrosion properties of single layered TiN and CrN films have been compared to bi-layered and multi-layered Ti/TiN films. XPS has showed that in humid SO(2) atmosphere the best corrosion properties have been achieved by a multi-layered Ti/TiN coating. Cyclic voltammetry in acetate buffer has been applied to measure the porousity and corrosion resistance of coatings. The best results have been achieved by multi-layered Ti/TiN and CrN films. Conversion electron Mossbauer spectroscopy has been used to study the changes in the interface Fe/TiN during thermal treatment in UHV. It has been shown that the amount of iron nitrides in the interface increases with increasing temperature.
引用
收藏
页码:93 / 100
页数:8
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