Sergey Grigoriev

Prof. Dr. Sergey Grigoriev

Moscow State University of Technology "STANKIN"
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orcid

Research Focus & Metrics

Academic Career Length

16Years (2011-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 June 2017 in Journal of the European Ceramic Society
Verified
Journal Article
Closed access
Sergey GrigorievSergey Grigoriev
Sergey Grigoriev
PPP. Peretyagin
P. Peretyagin
ASAnton Smirnov
Anton Smirnov
Nestor Washington Solis PinargoteNestor Washington Solis Pinargote
Nestor Washington Solis Pinargote
LDL.A. Díaz
L.A. Díaz
RTR. Torrecillas
R. Torrecillas


1 January 2019 in Surface and Coatings Technology
Verified
Journal Article
Closed access
Alexey VereschakaAlexey Vereschaka
Alexey Vereschaka
VTVladimir Tabakov
Vladimir Tabakov
Sergey GrigorievSergey Grigoriev
Sergey Grigoriev
AAAnatoliy Aksenenko
Anatoliy Aksenenko
NSNikolay Sitnikov
Nikolay Sitnikov
SSSvetlana Shevchenko
Svetlana Shevchenko


29 April 2021 in Coatings
Verified
Journal Article
Open access
PDF file
Sergey GrigorievSergey Grigoriev
Sergey Grigoriev
Marina A. VolosovaMarina A. Volosova
Marina A. Volosova
SFSergey Fedorov
Sergey Fedorov
Anna A. OkunkovaAnna A. Okunkova
Anna A. Okunkova
Petr PivkinPetr Pivkin
Petr Pivkin
AEArtem Ershov
Artem Ershov
The study is devoted to the development and testing of technological principles for the manufacture of solid end mills from ceramics based on a powder composition of α-SiAlON, β-SiAlON, and TiN additives, including spark plasma sintering powder composition, diamond sharpening of sintered ceramic blanks for shaping the cutting part of mills and deposition of anti-friction Si-containing diamond-like carbon (DLC) coatings in the final stage. A rational relationship between the components of the powder composition at spark plasma sintering was established. The influence of optimum temperature, which is the most critical sintering parameter, on ceramic samples’ basic physical and mechanical properties was investigated. DLC coatings’ role in changing the surface properties of ceramics based on SiAlON, such as microrelief, friction coefficient, et cetera, was studied. A comparative analysis of the efficiency of two tool options, such as developed samples of experimental mills made of SiAlON/TiN and commercial samples ceramic mills based on SiAlON, doped with stabilizing additives containing Yb when processing nickel alloys (NiCr20TiAl alloy was used as an example). DLC coatings’ contribution to the quantitative indicators of the durability of ceramic mills and the surface quality of machined products made of nickel alloy is shown.