Yong-Qing Shen, Zhi-Qiang Zhang, Bin Liao, Xian-Ying Wu, Xu Zhang, Qing-Song Hua, Man-Yu Bao. Tribocorrosion performance of Nitrogen-doped diamond like carbon coating by high power impulse magnetron sputtering technique [J]. Acta Physica Sinica, 2020, 69(10): 108101-1
- Acta Physica Sinica
- Vol. 69, Issue 10, 108101-1 (2020)
Fig. 1. Cross-sectional SEM images of the films deposited at different pulse durations: (a) 30 μs; (b) 60 μs; (c) 90 μs.
Fig. 2. AFM surface micrographs of the N-DLC films deposited at different pulse durations: (a) 30 μs; (b) 60 μs; (c) 90 μs.
Fig. 3. XPS C1s and N1s spectra of the N-DLC films deposited at different pulse durations: (a), (b) 30 μs; (c), (d) 60 μs; (e), (f) 90 μs
Fig. 4. The fitting result of the C1s spectra of the N-DLC films deposited at different pulse durations.
Fig. 5. Mechanical properties of the N-DLC films deposited at different pulse durations: (a) Hardness and elasticity modulus; (b) H/E * and H 3/E *2.
Fig. 6. Potentiodynamic polarization curves of the N-DLC films and substrate immersed in Hank’s solution.
Fig. 7. (a) The structure diagram of electrolytic cells used for tribocorrosion tests; (b) sequence of operations during the tribocorrosion test illustrated by the OCP evolution.
Fig. 8. (a)–(c) The changes of OCP and coefficient of friction as a function of sliding times and the inserted optical micrographs of tribocorrosion tracks for coatings; (d) the normal coefficient of friction and micrographs of wear tracks.
Fig. 9. The contact angle of films: the morphologies of deionized water (a)–(c) and Hank’s solution (d)–(f) droplets on the surfaces: (a), (d) 30 μs: (b), (e) 60 μs: (c), (f) 90 μs.
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Table 1.
The fitting results of the potentiodynamic polarization curves of the N-DLC films and substrate.
不锈钢衬底和N-DLC膜的动电位极化曲线的拟合结果
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