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Study of Forming Technologies in Manufacturing Parts from Electrovacuum Ceramic VK94-1 VK94-1电真空陶瓷零件成形工艺研究
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325701242
I. E. Golubeva, A. I. Sitnikov, A. N. Gordienko
{"title":"Study of Forming Technologies in Manufacturing Parts from Electrovacuum Ceramic VK94-1","authors":"I. E. Golubeva,&nbsp;A. I. Sitnikov,&nbsp;A. N. Gordienko","doi":"10.1134/S2075113325701242","DOIUrl":"10.1134/S2075113325701242","url":null,"abstract":"<p>The paper presents the results of research on various forming technologies for the production of ceramic parts made from VK94-1 material. A granulated press powder with specified characteristics was produced using the spray drying method from an aqueous ceramic suspension based on a powdered composition of VK94-1. The granulate was used to fill molds and form parts using axial and cold isostatic pressing methods. Ceramic parts were also manufactured using the gel casting method, where the ceramic powder suspension was mixed with a gelling agent and poured into a mold made using 3D printing. The results of research were utilized to develop a selective approach to forming ceramic parts of various configurations.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1203 - 1207"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160892","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}
引用次数: 0
Comparison of Mechanical Properties of Composites on the Basis of Glass Mat Impregnated with Epoxy and Polyester Resins 环氧树脂与聚酯树脂浸渍玻璃毡复合材料力学性能的比较
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325701060
A. S. Sviridov, R. M. Kasimov, A. O. Shitov
{"title":"Comparison of Mechanical Properties of Composites on the Basis of Glass Mat Impregnated with Epoxy and Polyester Resins","authors":"A. S. Sviridov,&nbsp;R. M. Kasimov,&nbsp;A. O. Shitov","doi":"10.1134/S2075113325701060","DOIUrl":"10.1134/S2075113325701060","url":null,"abstract":"<div><p>This paper presents the results of research on the dependence of tensile strength and impact toughness of samples on the number of filler layers and the type of impregnating resin. It is shown that samples impregnated with epoxy resin exceed samples with polyester resin by an average of 14% in tensile strength and by 11% in impact toughness.</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1089 - 1093"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160954","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}
引用次数: 0
Influence of Additive (Mg(OH))2CO3 on Some Fire Hazard Characteristics and Physical and Mechanical Properties of LPPE 添加剂（Mg(OH)）2CO3对LPPE某些火灾危险特性和物理力学性能的影响
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325701114
T. A. Borukaev, A. Kh. Salamov, A. Kh. Malamatov, L. R. Pashtova
{"title":"Influence of Additive (Mg(OH))2CO3 on Some Fire Hazard Characteristics and Physical and Mechanical Properties of LPPE","authors":"T. A. Borukaev,&nbsp;A. Kh. Salamov,&nbsp;A. Kh. Malamatov,&nbsp;L. R. Pashtova","doi":"10.1134/S2075113325701114","DOIUrl":"10.1134/S2075113325701114","url":null,"abstract":"<div><p>Low-pressure polyethylene was modified with the additive (Mg(OH))<sub>2</sub>CO<sub>3</sub> and the flammability and physical and mechanical properties of the obtained composites were studied. It was shown that the reduction in the fire hazard of the polymer is due to the decomposition of (Mg(OH))<sub>2</sub>CO<sub>3</sub> with the formation of products that change the combustion process of the material, and the change in the physical and mechanical properties is due to the influence of additive particles on its supramolecular structure.</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1124 - 1130"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160592","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}
引用次数: 0
Effect of Manufacturing Method of Mineral Compound on Properties of Ceramic Material of VK94-1 Brand 复合矿物制备方法对VK94-1牌陶瓷材料性能的影响
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325701023
I. E. Golubeva, M. A. Goldberg, V. V. Smirnov, G. B. Telnova, A. I. Sitnikov, A. A. Konovalov, A. S. Fomin, S. V. Smirnov, D. R. Khayrutdinova, O. S. Antonova, T. O. Obolkina, K. A. Solntsev, V. S. Komlev
{"title":"Effect of Manufacturing Method of Mineral Compound on Properties of Ceramic Material of VK94-1 Brand","authors":"I. E. Golubeva,&nbsp;M. A. Goldberg,&nbsp;V. V. Smirnov,&nbsp;G. B. Telnova,&nbsp;A. I. Sitnikov,&nbsp;A. A. Konovalov,&nbsp;A. S. Fomin,&nbsp;S. V. Smirnov,&nbsp;D. R. Khayrutdinova,&nbsp;O. S. Antonova,&nbsp;T. O. Obolkina,&nbsp;K. A. Solntsev,&nbsp;V. S. Komlev","doi":"10.1134/S2075113325701023","DOIUrl":"10.1134/S2075113325701023","url":null,"abstract":"<div><p>The properties of raw materials for preparing a batch of ceramic VK94-1 have been investigated. The influence of the initial components and the method of preparation of the mineral ceramic powder composition on the phase composition, microstructure, density, and mechanical properties of the sintered VK94-1 ceramic has been studied. It has been shown that preliminary grinding of quartz in a planetary mill and additional mixing of the initial component mixture after drying contribute to achieving a homogeneous phase composition of the mineral composition after synthesis at 1200–1500°C. Ceramic samples sintered in air at 1500–1650°C showed a bending strength of up to 289 MPa.</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1057 - 1064"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160911","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}
引用次数: 0
Influence of Magnetic Field on Structure of Polyvinyl Alcohol Film during Formation from Solution 溶液形成过程中磁场对聚乙烯醇膜结构的影响
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325701084
N. N. Komova, N. A. Sanzharovsky, K. G. Fedotov, Yu. I. Tarasov
{"title":"Influence of Magnetic Field on Structure of Polyvinyl Alcohol Film during Formation from Solution","authors":"N. N. Komova,&nbsp;N. A. Sanzharovsky,&nbsp;K. G. Fedotov,&nbsp;Yu. I. Tarasov","doi":"10.1134/S2075113325701084","DOIUrl":"10.1134/S2075113325701084","url":null,"abstract":"<div><p>The methods of differential scanning calorimetry (DSC) and Raman scattering (RS) were used to analyze the structural features of polyvinyl alcohol (PVA) films formed in a magnetic field from an aqueous solution on glass and aluminum substrates. It was determined that, when films are formed in a magnetic field, the degree of crystallinity of PVA increases and the stereoisomerism of macromolecules changes. Films formed in a magnetic field have higher electrical resistance compared to samples prepared outside the field.</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1099 - 1108"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160955","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}
引用次数: 0
Influence of Polysulfone Modifier on Impact Strength of Epoxy Resin at Low Temperatures 聚砜改性剂对环氧树脂低温冲击强度的影响
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325701199
Yu. Yu. Fedorov
{"title":"Influence of Polysulfone Modifier on Impact Strength of Epoxy Resin at Low Temperatures","authors":"Yu. Yu. Fedorov","doi":"10.1134/S2075113325701199","DOIUrl":"10.1134/S2075113325701199","url":null,"abstract":"<p>The effect of polysulfone PSF-150 on the impact strength of epoxy resin ED-20 in the temperature range from –60 to +20°C was studied. It was shown that the epoxy resin modified with polysulfone has increased impact strength and retains an advantage over the unmodified one in the entire range of test temperatures. The system with a phase structure containing a continuous phase of thermoplastic makes a significant contribution to increasing the impact strength of the modified matrix.</p>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1173 - 1178"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160984","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}
引用次数: 0
Morphological Features of Microstructure of Samples Based on EP741NP Granulated Alloy Modified with Aluminum Nitride Nanoparticles 氮化铝纳米颗粒改性EP741NP颗粒状合金的微观形貌特征
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325701035
D. S. Eliseev
{"title":"Morphological Features of Microstructure of Samples Based on EP741NP Granulated Alloy Modified with Aluminum Nitride Nanoparticles","authors":"D. S. Eliseev","doi":"10.1134/S2075113325701035","DOIUrl":"10.1134/S2075113325701035","url":null,"abstract":"<div><p>The effect of aluminum nitride nanoparticles on the microstructure of granulated heat-resistant nickel alloy EP741NP is considered. The analysis of the change in the morphology of carbonitride phases formed during heat treatment, their location in the volume of the material, and changes in the nature of the precipitation of γ' phase particles is carried out. The introduction of aluminum nitride nanoparticles allowed us to conclude that it has a promising possibility of its use as a modifier for nickel-based alloys.</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1065 - 1072"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160909","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}
引用次数: 0
Variation of α → γ Transformation Temperatures in Steel with Controlled Austenitic Transformation during Operation, Depending on Its Structural–Phase State 控制奥氏体相变钢运行过程中α→γ转变温度随其结构相状态的变化
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S207511332570114X
A. A. Kruglyakov, S. O. Rogachev, A. A. Stepashkin
{"title":"Variation of α → γ Transformation Temperatures in Steel with Controlled Austenitic Transformation during Operation, Depending on Its Structural–Phase State","authors":"A. A. Kruglyakov,&nbsp;S. O. Rogachev,&nbsp;A. A. Stepashkin","doi":"10.1134/S207511332570114X","DOIUrl":"10.1134/S207511332570114X","url":null,"abstract":"<div><p>The critical temperatures of the α → γ transformation in 5G4N3Kh2M2FSTB die steel depending on its initial state (different levels of saturation of the solid solution) are determined. It is found that, at low rates of heating (2 K/min), the decrease in the level of saturation of the solid solution results in an increase in temperature <i>A</i><sub>C1</sub>. An opposite effect is observed at higher rates of heating (10 K/min).</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1141 - 1145"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160886","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}
引用次数: 0
Analysis of Methods for Deposition of Barrier Coatings on Carbon Fiber for Metal Matrix Composites 金属基复合材料用碳纤维阻挡层沉积方法分析
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325700959
N. A. Litovchenko, E. S. Shitova, A. V. Erokhina, F. V. Makarov, A. P. Ponomarenko
{"title":"Analysis of Methods for Deposition of Barrier Coatings on Carbon Fiber for Metal Matrix Composites","authors":"N. A. Litovchenko,&nbsp;E. S. Shitova,&nbsp;A. V. Erokhina,&nbsp;F. V. Makarov,&nbsp;A. P. Ponomarenko","doi":"10.1134/S2075113325700959","DOIUrl":"10.1134/S2075113325700959","url":null,"abstract":"<div><p>The authors conduct an analytical review of methods for applying barrier coatings to carbon fiber for the purpose of using them in metal matrix composites. The most promising methods for applying ceramic coatings are identified. The features of the sol-gel method and electrophoretic deposition on carbon fiber and the trends of their development are described.</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1010 - 1016"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160894","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}
引用次数: 0
Effect of Palladium Nanoparticles on Morphology and Thermal Stability of PD@CF2 Catalyst 钯纳米颗粒对PD@CF2催化剂形态和热稳定性的影响
IF 0.3
Inorganic Materials: Applied Research Pub Date : 2025-08-02 DOI: 10.1134/S2075113325700960
V. P. Zhereb, S. A. Kuznetsova, Yu. N. Belokon, A. S. Samoylo, E. V. Mazurova, S. M. Yunusov, E. S. Kalyuzhnaya
{"title":"Effect of Palladium Nanoparticles on Morphology and Thermal Stability of PD@CF2 Catalyst","authors":"V. P. Zhereb,&nbsp;S. A. Kuznetsova,&nbsp;Yu. N. Belokon,&nbsp;A. S. Samoylo,&nbsp;E. V. Mazurova,&nbsp;S. M. Yunusov,&nbsp;E. S. Kalyuzhnaya","doi":"10.1134/S2075113325700960","DOIUrl":"10.1134/S2075113325700960","url":null,"abstract":"<div><p>The effect of metallic palladium on the particle morphology and thermal stability of a promising heterogeneous catalyst Pd@CF2 for the hydrogenation of nitro-aromatic compounds is studied. It is shown that the presence of metallic palladium changes the shape and average size of the resulting catalyst particles and reduces its thermal stability to 180°C when heated in air, which is accompanied by the formation of palladium oxide. It is established that thermal dissociation of palladium oxide begins at 800°C and ends with the formation of metallic palladium.</p></div>","PeriodicalId":586,"journal":{"name":"Inorganic Materials: Applied Research","volume":"16 4","pages":"1017 - 1021"},"PeriodicalIF":0.3,"publicationDate":"2025-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145160941","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}
引用次数: 0
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