Explanipedia

Mechanosynthesis and solid-phase synthesis of ceramics based on hafnium and zirconium carbonitride Open

Egor Kuzmenko, С. В. Матренин, Artur Nassyrbayev, A. S. Buyakov · 2025

Ceramics based on hafnium carbonitride and zirconium carbonitride were obtained on the basis of commercial powders of hafnium and zirconium carbides and nitrides by mechanochemical synthesis during processing in a high-energy planetary bal…

Formation of Thick Immersion Coatings and Residual Stress Evaluation in the System ZrB2–ZrO2: Experimental and Numerical Investigation Open

A. S. Buyakov, I. Yu. Smolin, В. А. Зимина, Nikita Fedyanin, Vasiliy Shmakov , et al. · 2023

The combination of various oxide ceramics in layered and functionally graded composites allows for the development of novel materials, including for high-temperature applications. This study demonstrates the possibility of obtaining a thic…

Digital Image Correlation Characterization of Deformation Behavior and Cracking of Porous Segmented Alumina under Uniaxial Compression Open

В. В. Кибиткин, Н. Л. Савченко, M. V. Grigoriev, А. И. Солодушкин, A. G. Burlachenko , et al. · 2023

In this study, the two-dimensional digital image correlation (DIC) technique has been applied to sequences of images taken from the surfaces of porous, segmented alumina samples during uniaxial compression tests. The sintered alumina was s…

Formation and Antibacterial Activity of AlOOH/Ag Composite Coating on Macroporous α-Al2O3 Ceramics Open

E. I. Senkina, A. S. Buyakov, С. О. Казанцев, О. В. Бакина, Maksim Krinitsyn , et al. · 2022

In this study, the modification of macroporous α-Al2O3 ceramics with AlOOH nanostructures impregnated with silver particles is carried out using bicomponent Al/Ag nanoparticles obtained by the simultaneous electrical explosion of Al and Ag…

Preparation and Properties of Iron Nanoparticle-Based Macroporous Scaffolds for Biodegradable Implants Open

А. С. Ложкомоев, A. S. Buyakov, С. О. Казанцев, E. I. Senkina, Maksim Krinitcyn , et al. · 2022

Fe-based scaffolds are of particular interest in the technology of biodegradable implants due to their high mechanical properties and biocompatibility. In the present work, using an electroexplosive Fe nanopowder and NaCl particles 100–200…

Self-Lubricating Effect of WC/Y–TZP–Al2O3 Hybrid Ceramic–Matrix Composites with Dispersed Hadfield Steel Particles during High-Speed Sliding against an HSS Disk Open

Н. Л. Савченко, I. N. Sevostyanova, M. V. Grigoriev, T. Yu. Sablina, A. S. Buyakov , et al. · 2022

WC/Y–TZP–Al2O3 hybrid ceramic–matrix composites (CMCs) with dispersed Hadfield steel particles were sintered and then tested at sliding speeds in the range of 7–37 m/s and contact pressure 5 MPa. Fast and low-temperature sinter-forging all…

EFFECT OF THE SIZE AND SHAPE OF THE POROGENATER ON THE PHYSICAL AND MECHANICAL PROPERTIES OF ZIRCONIUM CERAMICS Open

E. I. Senkina, A. S. Buyakov, А. С. Ложкомоев · 2022

Porous Zirconia/Magnesia Ceramics Support Osteogenic Potential In Vitro Open

Oleg Prymak, Lida Vagiaki, A. S. Buyakov, С. Н. Кулъков, Matthias Epple , et al. · 2021

Porous zirconia (ZrO2), magnesia (MgO) and zirconia/magnesia (ZrO2/MgO) ceramics were synthesised by sintering and designated as ZrO2(100), ZrO2(75)MgO(25), ZrO2(50)MgO(50), ZrO2(25)MgO(75), MgO(100) based on their composition. The ceramic…

Synergism of mechanisms for increasing fracture toughness of ceramics for medical use Open

S. P. Buyakova, A. S. Buyakov · 2021

Structure and Percolation Thresholds in Magnesia Stabilized ZrO2-MgO Porous Composite Open

A. S. Buyakov, С. Н. Кулъков · 2020

This work reports the influence of porous ZrO 2 -MgO ceramic composition on its structure and mechanical properties. The bimodal pore structure were formed by introduction of organic pore forming particles into the initial powder compositi…

Fracture toughness improvement of zirconia based ceramics Open

A. S. Buyakov, Yu. А. Mirovoy, S. P. Buyakova · 2020

The study explores the approach to the synergism of several mechanisms for increasing the fracture toughness of zirconia-based ceramics: transformation toughening by means of martensitic tetragonal-monoclinic transition, hardening by intro…

Use of customized bioceramic implants in the maxillofacial reconstruction Open

D. Е. Kulbakin, Е. L. Choynzonov, S. N. Kulkov, A. S. Buyakov, S. P. Buyakova , et al. · 2020

Rehabilitation of patients after surgical treatment of maxillofacial cancer represents a major challenge and is the focus of attention in modern clinical oncology. The purpose of our study was to develop a personalized approach to the reco…

The effect of cold plasma treatment on biological properties of YSZ porous ceramic Open

A. S. Buyakov, A. M. Kondranova, О. В. Бакина, S. O. Kasparyan, С. Н. Кулъков · 2020

In the research, the effect of cold plasma treatment of ceramic samples of yttrium-stabilized zirconia with a porosity of 25% on biological properties was studied. The ceramic samples were treated with cold plasma for 1 and 10 min. The stu…

Investigation of porous ceramic using image analysis of fractured surface roughness Open

A. S. Buyakov, Yu. A. Zenkina, С. Н. Кулъков · 2020

In this work, the surface roughness of a porous ceramic composite material based on zirconium and magnesium oxides using the method of image analysis were studied. As the study materials ceramics of the ZrO2–MgO system in a wide range of c…

Structure formation of high entropy ceramic materials based on carbides Open

W. Dakun, A. G. Burlachenko, Yu. А. Mirovoy, A. S. Buyakov, Е. С. Дедова , et al. · 2020

High-entropic solid solutions (Ti–Zr–Hf) C and (Zr–Nb–Hf) C were obtained by ball milling and hot pressing (HP). Phase analysis and measurement of lattice parameters by X-ray diffraction (XRD) demonstrated that the formation of highly entr…

Oxidation behavior of ZrB2–ZrC–SiC–ZrO2 ceramics Open

Е. С. Дедова, A. G. Burlachenko, Yu. А. Mirovoy, A. S. Buyakov, S. P. Buyakova · 2020

The oxidation behavior of ceramic composite materials ZrB2–SiC–ZrC–ZrO2 obtained by sintering under pressure was studied. It was found that the introduction of ZrO2 in the composition of ceramic composites leads to their compaction. An inc…

Structure and mechanical properties of ZrO2-MgO composites with bimodal pore structure Open

A. S. Buyakov, S. P. Buyakova, С. Н. Кулъков · 2019

Porous ceramic ZrO 2 -MgO composite in a wide range of component content was studied. The effect of content and sintering parameters on pores size, its distribution, lattice structure, coherently diffracting domains and lattice microdistor…

Mechanochemical Preparation of Slow Release Fertilizer Based on Glauconite–Urea Complexes Open

Maxim Rudmin, Elshan Abdullayev, Alexey Ruban, A. S. Buyakov, Bulat Soktoev · 2019

We investigated the mechanochemical synthesis of complex slow release fertilizers (SRF) derived from glauconite. We studied the effectiveness of the mechanical intercalation of urea into glauconite using planetary and ring mills. The potas…

Development of personalized approach to the reconstruction of bone tissue defects using porous ceramic osteoimplants Open

D. Е. Kulbakin, Е. Л. Чойнзонов, М. Р. Мухамедов, A. S. Buyakov, S. P. Buyakova , et al. · 2019

A fundamentally new complex technique for preoperative planning and creation of individual implants from ceramics for the reconstruction of the maxillofacial region is clinically applicable and in demand in modern trends of reconstructive …

Personalized approach to visceral skull region ceramics osteoimplants manufacturing Open

A. S. Buyakov, D. Е. Kulbakin, S. P. Buyakova, S. N. Kulkov · 2018

Formation of Pore Structure in Zirconia-Alumina Ceramics Open

A. S. Buyakov, R V Levkov, S. P. Buyakova, Emese Kurovics, László A. Gömze , et al. · 2018

in this research work different pore forming methods and sintering temperatures were applied to create micropores in zirconia (zro 2 ), alumina (Al 2 o 3 ) and zro 2 -mgo composite ceramics in range from 4% up to 68%. the authors have foun…

Development ceramic floor tiles with increased shear and pressure strengths Open

László A. Gömze, С. Н. Кулъков, Emese Kurovics, A. S. Buyakov, A Y Buzimov , et al. · 2018

in the present research work is studied and described the influence of alumina and zirconia powders on physical and mechanical properties of the conventional ceramic floor tiles.After testing several different raw material compositions the…

Investigation of mineralogical composition and technological properties of conventional brick clays Open

László A. Gömze, С. Н. Кулъков, Emese Kurovics, A. S. Buyakov, S. P. Buyakova , et al. · 2018

in this research the layers of a Hungarian conventional brick clay deposit were examined both on material and mineralogical structures and compositions as well as on technological properties.During their examination the authors have found …

Porous Ceramic Composite ZrO2(MgO)-MgO for Osteoimplantology Open

A. S. Buyakov, S. N. Kulkov · 2017

Pore and crystalline structure, biocompatibility of ceramic composite ZrO2(MgO)-MgO were studied. The main mechanical characteristics were determined and it has been shown that compression strength directly depends on microstresses obtaine…

Abnormal behavior of ZrO2-MgO porous ceramic composite under compression Open

A. S. Buyakov, С. Н. Кулъков · 2017

In this work ZrO[2]-MgO porous ceramic composite fine crystalline structure was studied, its microstructure and mechanical properties after sintering at 1600°С. Pores had a bimodal size distribution with the mean sizes of about 30 and 100 …

Method of maxillofacial reconstruction using individualized implants made of bioactive ceramics Open

D. Е. Kulbakin, Е. L. Choynzonov, S. N. Kulkov, S. P. Buyakova, В. И. Чернов , et al. · 2017

Introduction. Many researchers are currently searching for new, safe, and effective methods of maxillofacial reconstruction in cancer patients.In this case, special attention should be paid to ceramic implants.Objective: to develop a perso…

Structure and properties of ZrO2-MgO powders Open

S. P. Buyakova, Ekaterina S. Kalatur, A. S. Buyakov, S. S. Kulkov · 2016

It have been studied magnesia stabilized zirconia (ZrO2-MgO) powders produced by high-frequency decomposition of water salt solutions. It have been shown that due to precursor dissociation powders consist of spherical particles with smooth…

Structure and Properties of ZrO2–MgO Powders Open

S. P. Buyakova, Ekaterina S. Kalatur, A. S. Buyakov, Sergei S. Kulkov · 2016

magnesia stabilized zirconia (zro 2 -mgo) powders produced by high-frequency decomposition of water salt solutions have been studied.it have been shown that due to precursor dissociation powders consist of spherical particles with smooth s…

Porous composite materials ZrO2(MgO)-MgO for osteoimplantology Open

A. S. Buyakov, Л. С. Литвинова, В. В. Шуплецова, D. Е. Kulbakin, S. N. Kulkov · 2016

The pore structure and phase composition of ceramic composite material ZrO[2](Mg)-MgO at different sintering temperatures were studied. The main mechanical characteristics of the material were determined and it was shown that they are clos…

Effect of Porosity of Alumina and Zirconia Ceramics toward Pre-Osteoblast Response Open

Chrystalleni Hadjicharalambous, Oleg Prymak, Kateryna Loza, A. S. Buyakov, С. Н. Кулъков , et al. · 2015

It is acknowledged that cellular responses are highly affected by biomaterial porosity. The investigation of this effect is important for the development of implanted biomaterials that integrate with bone tissue. Zirconia and alumina ceram…

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