Dependence of Pin Surface Roughness for Friction Forces of Ultrathin Perfluoropolyether Lubricant Film on Magnetic Disks by Pin-on-Disk Test

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="923818.fig.002a" src="https://static.hindawi.com/articles/at/volume-2012/923818/figures/923818.fig.002a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>GCIB irradiation (Ar: 1e16) with DLC</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="923818.fig.002b" src="https://static.hindawi.com/articles/at/volume-2012/923818/figures/923818.fig.002b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b> GCIB irradiation (Ar: 2e16) with DLC</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="923818.fig.002c" src="https://static.hindawi.com/articles/at/volume-2012/923818/figures/923818.fig.002c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b> GCIB irradiation (Ar: 4e16) with DLC</td></tr></table></td></tr></table>

<table>Changes in surface roughness profiles with GCIB irradiation with DLC. The abscissa indicates the scanning distance in micrometers, and the ordinate indicates the roughness amplitude in nanometers.</table>

Advances in Tribology

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Figure 2

Figure 2: Dependence of Pin Surface Roughness for Friction Forces of Ultrathin Perfluoropolyether Lubricant Film on Magnetic Disks by Pin-on-Disk Test 

Figure 2 | Dependence of Pin Surface Roughness for Friction Forces of Ultrathin Perfluoropolyether Lubricant Film on Magnetic Disks by Pin-on-Disk Test 