The effect of chemical composition on the structure , chemistry and mechanical properties of magnetron sputtered W-B-C coatings : Modeling and experiments

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

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The effect of chemical composition on the structure , chemistry and mechanical properties of magnetron sputtered W-B-C coatings : Modeling and experiments. / Mizaei, S.; Alishahi, M.; Soucek, P. ; Zenisek, J.; Holec, David; Koutná, Nikola; Bursikova, V.; Stupavska, M. ; Zabransky, L. ; Burmeister, F. ; Blug, B. ; Czigany, Zs. ; Balazsi, K. ; Miksova, R. ; Vasina, P. .

in: Surface & coatings technology, Jahrgang 383, 125274, 15.02.2020.

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

Harvard

Mizaei, S, Alishahi, M, Soucek, P, Zenisek, J, Holec, D, Koutná, N, Bursikova, V, Stupavska, M, Zabransky, L, Burmeister, F, Blug, B, Czigany, Z, Balazsi, K, Miksova, R & Vasina, P 2020, 'The effect of chemical composition on the structure , chemistry and mechanical properties of magnetron sputtered W-B-C coatings : Modeling and experiments', Surface & coatings technology, Jg. 383, 125274. https://doi.org/10.1016/j.surfcoat.2019.125274

APA

Mizaei, S., Alishahi, M., Soucek, P., Zenisek, J., Holec, D., Koutná, N., Bursikova, V., Stupavska, M., Zabransky, L., Burmeister, F., Blug, B., Czigany, Z., Balazsi, K., Miksova, R., & Vasina, P. (2020). The effect of chemical composition on the structure , chemistry and mechanical properties of magnetron sputtered W-B-C coatings : Modeling and experiments. Surface & coatings technology, 383, [125274]. https://doi.org/10.1016/j.surfcoat.2019.125274

Author

Mizaei, S. ; Alishahi, M. ; Soucek, P. ; Zenisek, J. ; Holec, David ; Koutná, Nikola ; Bursikova, V. ; Stupavska, M. ; Zabransky, L. ; Burmeister, F. ; Blug, B. ; Czigany, Zs. ; Balazsi, K. ; Miksova, R. ; Vasina, P. . / The effect of chemical composition on the structure , chemistry and mechanical properties of magnetron sputtered W-B-C coatings : Modeling and experiments. in: Surface & coatings technology. 2020 ; Jahrgang 383.

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@article{9e59eb0580ee4df191d1e919b584cf2c,
title = "The effect of chemical composition on the structure , chemistry and mechanical properties of magnetron sputtered W-B-C coatings : Modeling and experiments",
abstract = "Ternary W-B-C coatings were non-reactively deposited in order to enhance the envelope of the mechanical properties of the binary transition metal borides and carbides with a focus on fracture resistance. The study investigated the influence of the atomic composition on the chemistry, microstructure, and mechanical properties of W-B-C coatings. The content of tungsten was found to be a key parameter influencing the energy flux delivered to the growing coating and therefore influencing the structure of the coating. Increased tungsten content led to a denser structure of the coating, but also to the amorphization of the microstructure. An increase in the W−[sbnd]B bond fraction was observed as the tungsten content increased and correspondingly, the content of carbon decreased. Increasing the ratio of stronger boride bonds associated with stiff materials with high Young's modulus such as WB resulted in the enhanced mechanical properties of the coatings. A theoretical method for the comparison of experimentally derived bonding with ab initio simulations of randomly distributed amorphous materials was proposed. The method was applicable for amorphous coatings while the coatings with WC 1-x nanocrystals exhibited the greatest discrepancies between the calculated and the experimentally derived bond fractions. This indicates that our proposed model is an appropriate tool for prediction of the bonding state of amorphous coatings. ",
author = "S. Mizaei and M. Alishahi and P. Soucek and J. Zenisek and David Holec and Nikola Koutn{\'a} and V. Bursikova and M. Stupavska and L. Zabransky and F. Burmeister and B. Blug and Zs. Czigany and K. Balazsi and R. Miksova and P. Vasina",
year = "2020",
month = feb,
day = "15",
doi = "10.1016/j.surfcoat.2019.125274",
language = "English",
volume = "383",
journal = "Surface & coatings technology",
issn = "0257-8972",
publisher = "Elsevier",

}

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TY - JOUR

T1 - The effect of chemical composition on the structure , chemistry and mechanical properties of magnetron sputtered W-B-C coatings : Modeling and experiments

AU - Mizaei, S.

AU - Alishahi, M.

AU - Soucek, P.

AU - Zenisek, J.

AU - Holec, David

AU - Koutná, Nikola

AU - Bursikova, V.

AU - Stupavska, M.

AU - Zabransky, L.

AU - Burmeister, F.

AU - Blug, B.

AU - Czigany, Zs.

AU - Balazsi, K.

AU - Miksova, R.

AU - Vasina, P.

PY - 2020/2/15

Y1 - 2020/2/15

N2 - Ternary W-B-C coatings were non-reactively deposited in order to enhance the envelope of the mechanical properties of the binary transition metal borides and carbides with a focus on fracture resistance. The study investigated the influence of the atomic composition on the chemistry, microstructure, and mechanical properties of W-B-C coatings. The content of tungsten was found to be a key parameter influencing the energy flux delivered to the growing coating and therefore influencing the structure of the coating. Increased tungsten content led to a denser structure of the coating, but also to the amorphization of the microstructure. An increase in the W−[sbnd]B bond fraction was observed as the tungsten content increased and correspondingly, the content of carbon decreased. Increasing the ratio of stronger boride bonds associated with stiff materials with high Young's modulus such as WB resulted in the enhanced mechanical properties of the coatings. A theoretical method for the comparison of experimentally derived bonding with ab initio simulations of randomly distributed amorphous materials was proposed. The method was applicable for amorphous coatings while the coatings with WC 1-x nanocrystals exhibited the greatest discrepancies between the calculated and the experimentally derived bond fractions. This indicates that our proposed model is an appropriate tool for prediction of the bonding state of amorphous coatings.

AB - Ternary W-B-C coatings were non-reactively deposited in order to enhance the envelope of the mechanical properties of the binary transition metal borides and carbides with a focus on fracture resistance. The study investigated the influence of the atomic composition on the chemistry, microstructure, and mechanical properties of W-B-C coatings. The content of tungsten was found to be a key parameter influencing the energy flux delivered to the growing coating and therefore influencing the structure of the coating. Increased tungsten content led to a denser structure of the coating, but also to the amorphization of the microstructure. An increase in the W−[sbnd]B bond fraction was observed as the tungsten content increased and correspondingly, the content of carbon decreased. Increasing the ratio of stronger boride bonds associated with stiff materials with high Young's modulus such as WB resulted in the enhanced mechanical properties of the coatings. A theoretical method for the comparison of experimentally derived bonding with ab initio simulations of randomly distributed amorphous materials was proposed. The method was applicable for amorphous coatings while the coatings with WC 1-x nanocrystals exhibited the greatest discrepancies between the calculated and the experimentally derived bond fractions. This indicates that our proposed model is an appropriate tool for prediction of the bonding state of amorphous coatings.

UR - http://www.scopus.com/inward/record.url?scp=85076550795&partnerID=8YFLogxK

U2 - 10.1016/j.surfcoat.2019.125274

DO - 10.1016/j.surfcoat.2019.125274

M3 - Article

VL - 383

JO - Surface & coatings technology

JF - Surface & coatings technology

SN - 0257-8972

M1 - 125274

ER -