{"title":"Deformation of Cured Polymer Compositional Materials in the Process of Loading Combined with Microwave Heating","authors":"I. V. Zlobina, N. V. Bekrenev, D. V. Kondratov","doi":"10.1134/S2075113326700681","DOIUrl":"10.1134/S2075113326700681","url":null,"abstract":"<p>An increase in absolute strain and compliance of carbon, glass, and organic plastic samples with epoxy resins under microwave heating was found to be 360–380, 320–336, and 340–318%, respectively. The results confirm a temporary transition of the thermosetting binder within the cured polymer composite material (PCM) to a plastic state, which enables configurational changes in the structure that contribute to improved physical and mechanical properties.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1076 - 1084"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667051","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
O. S. Antonova, M. A. Goldberg, A. A. Konovalov, A. S. Fomin, A. V. Leonov, A. I. Ogarkov, S. M. Barinov, V. S. Komlev
{"title":"Influence of Synthesis Conditions on the Formation of Mesoporous Hydroxyapatite by a Heterophase Method with Elements of Mechanical Activation","authors":"O. S. Antonova, M. A. Goldberg, A. A. Konovalov, A. S. Fomin, A. V. Leonov, A. I. Ogarkov, S. M. Barinov, V. S. Komlev","doi":"10.1134/S2075113326700577","DOIUrl":"10.1134/S2075113326700577","url":null,"abstract":"<p>A heterophase method with elements of mechanical activation for producing mesoporous hydroxyapatite (HA) was proposed and tested. Optimal synthesis conditions were determined. Resulting materials were analyzed using X-ray diffraction (XRD) and IR spectroscopy. Their specific surface area (using the BET method), pore volume, and pore size distribution (based on the BJH model) were determined. Optimal synthesis conditions, including milling in an aqueous medium for at least 20 min, were established. A nanosized mesoporous single-phase HA powder with an average particle size of 20 ± 2 nm, a pore size of 12 nm, and a pore volume of up to 0.29 ± 0.01 cm<sup>3</sup>/g was obtained.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1000 - 1007"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667059","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Effects of Fillers on the Properties of Vulcanized Rubber Based on Ethylene Propylene Diene Rubber","authors":"E. N. Egorov, N. I. Koltsov","doi":"10.1134/S2075113326700589","DOIUrl":"10.1134/S2075113326700589","url":null,"abstract":"<p>The effect of powder fillers (silica ZC-120, natural chalk, kaolin and carbon black of P 803, P 324 and N 220 grade) is estimated on the rubber mix rheology, on the physical, mechanical and operational properties of the vulcanized rubber product obtained from the ethylene propylene diene rubber S 505A. This rubber grade is used as a metal liner. It is established that rubber containing 60.0 parts per hundred parts of rubber (phr) of N 220 carbon black has the best physical and mechanical properties. The material is resistant to aggressive alkaline and acidic media. It is frost-resistant and is can be recommended for lining tanks to transport liquids.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1008 - 1012"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667075","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
I. G. Zhevtun, P. S. Gordienko, Yu. N. Kulchin, A. I. Nikitin, A. A. Basakin, D. S. Yatsko, A. V. Golub, S. B. Yarusova
{"title":"Influence of Laser Beam Speed Movement on the Strength of Titanium Samples with Composite Ti–TiC Coatings","authors":"I. G. Zhevtun, P. S. Gordienko, Yu. N. Kulchin, A. I. Nikitin, A. A. Basakin, D. S. Yatsko, A. V. Golub, S. B. Yarusova","doi":"10.1134/S2075113326700620","DOIUrl":"10.1134/S2075113326700620","url":null,"abstract":"<p>The results of a study of the phase composition, structure, and strength properties of composite Ti–TiC coatings obtained by laser cladding at different speeds of laser beam movement over the titanium surface are presented. The regularities of change in the coating thickness are established, and the average distribution density of carbide particles in their volume, which affect the strength properties of the samples, is determined. Using fractographic analysis, a number of characteristic features of fractures of titanium samples obtained at different laser cladding speeds are identified.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1041 - 1048"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667144","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
I. E. Kalashnikov, L. I. Kobeleva, R. S. Mikheev, P. A. Bykov, I. V. Katin
{"title":"Structure and Properties of Composite Filler Materials for the Formation of Antifriction Surface Layers with Increased Wear Resistance","authors":"I. E. Kalashnikov, L. I. Kobeleva, R. S. Mikheev, P. A. Bykov, I. V. Katin","doi":"10.1134/S2075113326700486","DOIUrl":"10.1134/S2075113326700486","url":null,"abstract":"<p>The structure and properties of filler rods manufactured by extrusion from powder semi-finished products were studied. Babbitt B83 powder was used as the matrix, and Ti<sub>2</sub>NbAl intermetallic particles and bismuth-doped aluminum alloy powder were used as reinforcing fillers. Qualitative and quantitative composition of fillers, semi-finished products, and composite filler rods was studied.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"976 - 983"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667158","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Determination of Adhesive Bond Strength between Carbon Fibers and Epoxy Matrix","authors":"R. R. Ivankov","doi":"10.1134/S2075113326700784","DOIUrl":"10.1134/S2075113326700784","url":null,"abstract":"<p>A comparative analysis of modern methods to estimate the adhesive strength between carbon fiber and epoxy binder is outlined. A new method for studying adhesive strength is proposed. It makes use of analyzing properties of carbon fiber bundles combined with accounting for the process of obtaining microplastics.\u0000Two grades of carbon fibers—UMT42S-3K-EP and UMT49S-12K-EP—manufactured by Alabuga-Volokno LLC are selected as the objects for the study. An epoxy binder of the VSE-30 brand, developed at the National Research Center Kurchatov Institute—VIAM, is used as the matrix.\u0000The features of testing samples to determine adhesive strength using the improved knot method are presented. Optimal parameters for forming the adhesive cell are proposed. The fracture zone of the adhesive joint between the carbon fiber and the epoxy matrix is examined using optical microscopy.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1145 - 1152"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148666978","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
P. S. Onishchenko, K. Yu. Klyshnikov, N. N. Borisova, M. P. Fokeeva, T. V. Glushkova, E. A. Ovcharenko
{"title":"Comparison of the Physical and Mechanical Properties of Cryogels Based on Polyvinyl Alcohol with the Addition of Carbon Nanotubes with DEE-Stabilized Bovine Pericardium","authors":"P. S. Onishchenko, K. Yu. Klyshnikov, N. N. Borisova, M. P. Fokeeva, T. V. Glushkova, E. A. Ovcharenko","doi":"10.1134/S2075113326700462","DOIUrl":"10.1134/S2075113326700462","url":null,"abstract":"<p>Physical and mechanical properties of PVA-CNT cryogels obtained by cryostructuring before and after lyophilization, uniaxial extension, elastic hysteresis, numerical modeling, and flow testing were evaluated. An increase in the tensile strength and maximum elongation of hydrogels after lyophilization was demonstrated; however, their tendency to creep under constant long-term loads was revealed. PVA-CNT and PVA-CNT-L cryogels are promising as materials for polymer heart valves, but their tendency to creep limits their use without additional modification.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"958 - 968"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148666981","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Instrumented Indentation Testing as an Express Method to Monitor Mechanical Properties","authors":"A. Yu. Marchenkov, M. P. Petrova, G. B. Sviridov","doi":"10.1134/S2075113326700796","DOIUrl":"10.1134/S2075113326700796","url":null,"abstract":"<p>The areas of effective applying the instrumented indentation are discussed to evaluate the mechanical parameters of materials, welded joints, coatings and surface layers in materials obtained using various deposition and processing techniques. It is demonstrated that the technique is capable of not only determining the hardness and Young’s modulus as required by effective regulatory documents, but also the parameters of strength, creep and fracture resistance. It is shown that modern methodological and instrument developments allow testing materials both under laboratory and industrial conditions. Examples of applying the indentation testing are given for solving various tasks of controlling the mechanical properties in materials, products, as well as in operating assemblies.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1153 - 1155"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667020","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
O. S. Antonova, M. A. Goldberg, A. A. Konovalov, A. S. Fomin, A. V. Leonov, A. I. Ogarkov, S. M. Barinov, V. S. Komlev
{"title":"Influence of Synthesis Conditions on the Formation of Mesoporous Hydroxyapatite by a Heterophase Method with Elements of Mechanical Activation","authors":"O. S. Antonova, M. A. Goldberg, A. A. Konovalov, A. S. Fomin, A. V. Leonov, A. I. Ogarkov, S. M. Barinov, V. S. Komlev","doi":"10.1134/S2075113326700577","DOIUrl":"10.1134/S2075113326700577","url":null,"abstract":"<p>A heterophase method with elements of mechanical activation for producing mesoporous hydroxyapatite (HA) was proposed and tested. Optimal synthesis conditions were determined. Resulting materials were analyzed using X-ray diffraction (XRD) and IR spectroscopy. Their specific surface area (using the BET method), pore volume, and pore size distribution (based on the BJH model) were determined. Optimal synthesis conditions, including milling in an aqueous medium for at least 20 min, were established. A nanosized mesoporous single-phase HA powder with an average particle size of 20 ± 2 nm, a pore size of 12 nm, and a pore volume of up to 0.29 ± 0.01 cm<sup>3</sup>/g was obtained.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1000 - 1007"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667022","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
V. E. Bazarova, A. N. Khrustalev, I. D. Akin’shin, L. A. Arbanas, A. A. Kholodkova, V. I. Kozlov, D. A. Sokolov, A. V. Smirnov
{"title":"Effect of CaSnO3, Concentration and Firing Time on Crystal-Chemical Parameters and Dielectric Properties of Ceramics Based on a Solid Solution of (Ba, Ca)(Ti, Sn)O3","authors":"V. E. Bazarova, A. N. Khrustalev, I. D. Akin’shin, L. A. Arbanas, A. A. Kholodkova, V. I. Kozlov, D. A. Sokolov, A. V. Smirnov","doi":"10.1134/S2075113326700619","DOIUrl":"10.1134/S2075113326700619","url":null,"abstract":"<p>For the first time, the relationship between the firing time of ceramics based on the solid solution (Ba,Ca)(Ti,Sn)O<sub>3</sub> containing 12 wt % CaSnO<sub>3</sub> and their crystal‑chemical structure and dielectric properties is demonstrated. It is shown that the firing time changes the phase composition of the solid solution. The highest content of the cubic phase (66 vol %), obtained after 2 h of firing, corresponds to the highest value of the relative dielectric permittivity (18 405 at 1 kHz).</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"17 4","pages":"1033 - 1040"},"PeriodicalIF":0.4,"publicationDate":"2026-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148667038","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}