Journal of Spectroscopy / 2017 / Article / Fig 4

Research Article

Electronic Controlling on Nanotribological Properties of a Textured Surface by Laser Processing

Figure 4

Frictional force versus bias voltage, from 0 V to 2 V, at four normal loads (0.19 V, 0.39 V, 0.59 V, and 0.79 V) for the four Ni-Co alloy coating surfaces. (a) Unprocessed; laser processed at (b) 0.03 J/cm2; (c) 0.05 J/cm2; (d) 0.18 J/cm2.
(a)
(b)
(c)
(d)

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