Evaluation of the tribological behavior of nano-onions in Krytox 143AB

被引:36
作者
Street, KW [1 ]
Marchetti, M [1 ]
Vander Wal, RL [1 ]
Tomasek, AJ [1 ]
机构
[1] NASA, Glenn Res Ctr, Natl Ctr Micrograv Res, Cleveland, OH 44135 USA
关键词
perfluoropolyalkylether; carbon nano-onions; spiral orbit tribometry;
D O I
10.1023/B:TRIL.0000009724.01711.f4
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Nanoparticles have been widely developed over the past ten years and have found several applications. This work presents the use of carbon nano-onions, i.e., nanoparticles, as a potential additive in an oil for aerospace application. The lifetimes were tested in ambient air and ultrahigh vacuum. Tribochemical products were characterized by micro Raman and FT-IR spectroscopies. It was shown that these particles can provide adequate lubrication very similar to graphitic material only when run in air.
引用
收藏
页码:143 / 149
页数:7
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