SOBOTA, Jaroslav, Zdeněk BOCHNÍČEK, Václav HOLÝ, G. SORENSEN and H. JENSEN. C-N/MeN nanocomposite coatings, deposition and testing of performance. Surface and coating technology. New York: ELSEVIER, 2001, vol. 142, No 142, p. 590-595. ISSN 0257-8972.
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Basic information
Original name C-N/MeN nanocomposite coatings, deposition and testing of performance
Authors SOBOTA, Jaroslav, Zdeněk BOCHNÍČEK, Václav HOLÝ, G. SORENSEN and H. JENSEN.
Edition Surface and coating technology, New York, ELSEVIER, 2001, 0257-8972.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10302 Condensed matter physics
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 1.236
RIV identification code RIV/00216224:14310/01:00004753
Organization unit Faculty of Science
UT WoS 000171104600097
Keywords in English thermal stability; friction; X-ray scattering; carbon; NbN; ZrN
Tags Carbon, friction, NBN, thermal stability, X-ray scattering, ZrN
Changed by Changed by: doc. RNDr. Zdeněk Bochníček, Dr., učo 438. Changed: 26/11/2001 17:36.
Abstract
The present communication will report on nanostructured multilayer films containing metal nitride (NbN or ZrN) and carbon nitride. Alcatel 650 and Leybold Z550 sputtering systems equipped with two magnetrons and two r.f. generators were used for the deposition of nanocomposite coatings by r.f. reactive sputtering. The composite coatings, typically 2-3 mum thick, were deposited at a total pressure ranging from 0.2 to 1 Pa and at a relatively low substrate temperature not exceeding 200 degreesC. Various substrates, such as silicon, highly polished steel and tungsten carbide were used. The friction coefficient and wear rate were measured at room temperature in a ball-on-disc tribometer. We also investigated the structure of the multilayer by means of low-angle X-ray reflection and high angle X-ray diffraction. We determined the multilayer period and its changes with temperature from X-ray reflection. It follows from the X-ray diffraction that the polycrystalline structure of the multilayer is developed after annealing. Multilayer nanocomposites can be deposited at low substrate temperatures in conventional PVD coaters and they will combine good adhesion, low wear and low friction coefficient in one system.
Links
GA202/98/0569, research and development projectName: Sledování teplotní stability vrstevnatých systémů vysokorozlišujícími metodami rtg difrakce a optické reflexe rtg záření při žíhání in situ
Investor: Czech Science Foundation, Thermal stability of layered systems studied by high resolution x-ray diffraction and optical reflection of x-rays in situ during annealing
MSM 143100002, plan (intention)Name: Fyzikální vlastnosti nových materiálů a vrstevnatých struktur
Investor: Ministry of Education, Youth and Sports of the CR, Physical properties of new materials and layered structures
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