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Nanomaterials (Basel). 2020 Nov 27;10(12). doi: 10.3390/nano10122361.

Effect of Metallic or Non-Metallic Element Addition on Surface Topography and Mechanical Properties of CrN Coatings.

Nanomaterials (Basel, Switzerland)

Tatyana Kuznetsova, Vasilina Lapitskaya, Anastasiya Khabarava, Sergei Chizhik, Bogdan Warcholinski, Adam Gilewicz, Aleksander Kuprin, Sergei Aizikovich, Boris Mitrin

Affiliations

  1. Nanoprocesses and Technology Laboratory, A.V. Luikov Heat and Mass Transfer Institute of the National Academy of Science of Belarus, 15 P. Brovki str., 220072 Minsk, Belarus.
  2. Faculty of Mechanical Engineering, Koszalin University of Technology, 2 Sniadeckich, 75-453 Koszalin, Poland.
  3. National Science Center Kharkov Institute of Physics and Technology, 1 Academic str, 61108 Kharkiv, Ukraine.
  4. Research and Education Center "Materials", Don State Technical University, 1 Gagarin sq., 344003 Rostov-on-Don, Russia.

PMID: 33260995 PMCID: PMC7761171 DOI: 10.3390/nano10122361

Abstract

Alteration of the phase composition of a coating and/or its surface topography can be achieved by changing the deposition technology and/or introducing additional elements into the coating. Investigation of the effect of the composition of CrN-based coatings (including AlCrN and CrON) on the microparticle height and volume, as well as the construction of correlations between the friction coefficient at the microscale and the geometry of microparticles, are the goals of this study. We use atomic force microscopy (AFM), which is the most effective method of investigation with nanometer resolution. By revealing the morphology, AFM allows one to determine the diameter of the particles, their heights and volumes and to identify different phases in the studied area by contrasted properties. The evaluation of the distribution of mechanical properties (modulus of elasticity

Keywords: AFM; AlCrN; CrON; elastic modulus; friction coefficient; microparticles; roughness; topography

References

  1. Inorg Chem. 2020 May 4;59(9):6550-6565 - PubMed

Publication Types

Grant support