Tribological Characteristics of a-C:H:Si and a-C:H:SiO<sub>x</sub> Coatings Tested in Simulated Body Fluid and Protein Environment.

Materials (Basel) · 2022 · PMC8951404 · PMID 35329533

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a slightly increasing trendno p-value reported

Along with the test progress, both coatings show a slightly increasing trend of the coefficient of friction, nevertheless their mutual relation is kept.

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