Surface characterisation of electro-active thin polymeric film bearings

被引:17
作者
Liu, X [1 ]
Chetwynd, DG [1 ]
Gardner, JW [1 ]
机构
[1] Coventry Univ, Sch Engn, Coventry CV1 5FB, W Midlands, England
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1016/S0890-6955(97)00116-8
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report the results of a recent study of tribological properties of electropolymerised thin film bearings. Poly(pyrrole) films of different thickness and incorporating different counter ions have been grown onto gold electrodes on glass lens substrates and tested under a pin-on-disk apparatus. The topography of the films has been studied in order to set up correlation between surface parameters and the tribological functions, which is in turn to identify crucial parameters in the film processes for an optimum surface performance. Based upon this study, roughness distribution parameter, skewness and kurtosis are playing an important role in controlling friction. Film surfaces with positive skewness and high kurtosis values are favourable for low friction bearings. (C) 1998 Elsevier Science Ltd.
引用
收藏
页码:669 / 675
页数:7
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