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Self-Propagating High-Temperature Synthesis of Nb2AlC Max-Phase from Powder Mixture Nb + Al + C + Mg + Mg(ClO4)2 Nb + Al + C + Mg + Mg(ClO4)2混合粉末自蔓延高温合成Nb2AlC max相
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168524701577
V. I. Vershinnikov, D. Yu. Kovalev
{"title":"Self-Propagating High-Temperature Synthesis of Nb2AlC Max-Phase from Powder Mixture Nb + Al + C + Mg + Mg(ClO4)2","authors":"V. I. Vershinnikov,&nbsp;D. Yu. Kovalev","doi":"10.1134/S0020168524701577","DOIUrl":"10.1134/S0020168524701577","url":null,"abstract":"<p>The technological foundations for producing the MAX phase Nb<sub>2</sub>AlC by the method of self-propagating high-temperature synthesis (SHS) from powdered mixtures of Nb + Al + C with an energy additive Mg + Mg(ClO<sub>4</sub>)<sub>2</sub> have been developed. As a result of the synthesis, a multiphase powder is formed, containing the target phase Nb<sub>2</sub>AlC and secondary phases NbC, Nb<sub>2</sub>C, AlNb<sub>2</sub>, MgO, and MgAl<sub>2</sub>O<sub>4</sub>. It has been shown that the phase composition of the product and the yield of the target phase are controlled by the carbon content in the charge. Reducing the carbon content in the charge relative to its stoichiometric ratio leads to a decrease in the niobium carbide content in the product. Optimal component ratios have been determined to obtain, after acid leaching, a powder containing ~82 wt % Nb<sub>2</sub>AlC.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 10","pages":"1250 - 1256"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645461","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Chemical Solution Deposition of Nickel and Cobalt Contacts on Catalytically Active Surfaces of Thermoelectric Materials 热电材料催化活性表面镍和钴触点的化学溶液沉积
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168524701565
E. P. Korchagin, Yu. I. Shtern, I. N. Petukhov, M. Yu. Shtern, M. S. Rogachev, A. A. Sherchenkov, A. O. Kozlov, R. M. Ryazanov
{"title":"Chemical Solution Deposition of Nickel and Cobalt Contacts on Catalytically Active Surfaces of Thermoelectric Materials","authors":"E. P. Korchagin,&nbsp;Yu. I. Shtern,&nbsp;I. N. Petukhov,&nbsp;M. Yu. Shtern,&nbsp;M. S. Rogachev,&nbsp;A. A. Sherchenkov,&nbsp;A. O. Kozlov,&nbsp;R. M. Ryazanov","doi":"10.1134/S0020168524701565","DOIUrl":"10.1134/S0020168524701565","url":null,"abstract":"<p>The structure of contacts was determined, and a method was developed for applying them to nanostructured thermoelectric materials. Contacts were formed by the chemical solution deposition (CSD) of nickel or cobalt on catalytically active surfaces from alkali solutions using hypophosphite ions as reducing agents. The nickel and cobalt CSD films 5 to 8 µm thick form continuous uniform coatings that contain at least 82 wt % metals and 7.4 to 9.1 wt % phosphorus. The phosphorus enhances the barrier properties of the contacts. The resistivity of cobalt and nickel films was 10 × 10<sup>–8</sup> and 12×10<sup>–8</sup> Ω m, respectively. The contacts had a high adhesive strength (up to 20 MPa) and low contact resistivity (at a level of 10<sup>–9</sup> Ω m<sup>2</sup>) and were thermally stable up to 600 K.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 10","pages":"1189 - 1196"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645566","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis of ZnGa2Se4 by the Reaction of GaI3 and ZnI2 with Selenium GaI3和ZnI2与硒反应合成ZnGa2Se4
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168524701541
A. P. Velmuzhov, E. A. Tyurina, M. V. Sukhanov, A. I. Suchkov
{"title":"Synthesis of ZnGa2Se4 by the Reaction of GaI3 and ZnI2 with Selenium","authors":"A. P. Velmuzhov,&nbsp;E. A. Tyurina,&nbsp;M. V. Sukhanov,&nbsp;A. I. Suchkov","doi":"10.1134/S0020168524701541","DOIUrl":"10.1134/S0020168524701541","url":null,"abstract":"<p>The thermodynamic modeling of the GaI<sub>3</sub>–Se and ZnI<sub>2</sub>–Se systems was carried out by the equilibrium constant method in the temperature range of 200–500°C. The equilibrium degrees of conversion of iodides to Ga<sub>2</sub>Se<sub>3</sub> and ZnSe were found to be 21 and 0.7%, respectively. Molecular iodine was the major component of the vapor phase in both systems. A preparation method of Ga<sub>2</sub>Se<sub>3</sub>, ZnSe, and ZnGa<sub>2</sub>Se<sub>4</sub> by the reaction of GaI<sub>3</sub> and ZnI<sub>2</sub> with selenium in an evacuated quartz reactor with two temperature zones was developed. The selective withdrawal of iodine from the reaction melt made it possible to attain a practical yield of selenides of 86–90% at 450°C. The residual content of iodine in the products was 0.2–1 at %.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 10","pages":"1180 - 1188"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645567","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Solubility Limit and Microstructure of Rare-Earth Elements in (La1–xRx)3Ga5SiO14 (R = Gd–Ho) Single Crystals and Ceramic Solid Solutions 稀土元素在（La1-xRx）3Ga5SiO14 （R = Gd-Ho）单晶和陶瓷固溶体中的溶解度极限和微观结构
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S002016852470153X
M. E. Voronchikhina, A. V. Matasov, V. Yu. Ivanov, . D. Iskhakova, A. M. Kuzmenko, M. A. Sysoev, A. A. Mukhin
{"title":"Solubility Limit and Microstructure of Rare-Earth Elements in (La1–xRx)3Ga5SiO14 (R = Gd–Ho) Single Crystals and Ceramic Solid Solutions","authors":"M. E. Voronchikhina,&nbsp;A. V. Matasov,&nbsp;V. Yu. Ivanov,&nbsp;. D. Iskhakova,&nbsp;A. M. Kuzmenko,&nbsp;M. A. Sysoev,&nbsp;A. A. Mukhin","doi":"10.1134/S002016852470153X","DOIUrl":"10.1134/S002016852470153X","url":null,"abstract":"<p>(La<sub>1–<i>x</i></sub>R<sub><i>x</i></sub>)<sub>3</sub>Ga<sub>5</sub>SiO<sub>14</sub> single crystals and ceramic solid solutions where R = Gd–Ho and 0 ≤ <i>х</i> ≤ 0.4 (as-batch) were characterized by X-ray powder diffraction (XRD) and analytical electron microscopy in order to determine the solubility limits of lanthanides in the langasite structure. Langasite-based solid solutions are the dominant phase up to the highest concentrations, but at <i>x</i> ≥ 0.15 for holmium and <i>x</i> ≥ 0.2 for terbium, garnet R<sub>3</sub>Ga<sub>5</sub>O<sub>12</sub> and La<sub>2</sub>SiO<sub>5</sub>-type impurity phases start to precipitate. Langasite single crystals have homogeneous structure where Tb, Dy, or Ho substitutes for La up to <i>х</i> = 0.05, and where Gd does up to <i>х</i> = 0.2. At <i>х</i> &gt; 0.1, however, inclusions of impurity phases with the above structures appear in (La<sub>1–<i>x</i></sub>Tb<sub><i>x</i></sub>)<sub>3</sub>Ga<sub>5</sub>SiO<sub>14</sub> crystals. The magnetization curves of (La<sub>1–<i>x</i></sub>R<sub><i>x</i></sub>)<sub>3</sub>Ga<sub>5</sub>SiO<sub>14</sub> (R = Ho and Tb) crystals measured at 1.85–2 K exhibit strong magnetocrystalline anisotropy, where the magnetic moment per R<sup>3+</sup> ion is roughly the same for all of the heavy lanthanide concentrations studied. The temperature-and-frequency dependent dielectric constant and dielectric loss tangent of (La<sub>1–<i>x</i></sub>Ho<sub><i>x</i></sub>)<sub>3</sub>Ga<sub>5</sub>SiO<sub>14</sub> (<i>x</i> ≤ 0.2) and (La<sub>1–<i>x</i></sub>Tb<sub><i>x</i></sub>)<sub>3</sub>Ga<sub>5</sub>SiO<sub>14</sub> (<i>x</i> ≤ 0.3) ceramic samples were studied in the range <i>T</i> = 77–700 K at frequencies <i>f</i> from 1 kHz to 1 MHz. Debye-type relaxation with an activation energy of about 2 eV was detected.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 10","pages":"1238 - 1249"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis, Microstructure, and Dielectric Properties of Modified Ceramics Based on Solid Solutions (K0.5Na0.5)NbO3–SrZrO3 固溶体（K0.5Na0.5） NbO3-SrZrO3改性陶瓷的合成、微观结构及介电性能
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168524701553
G. M. Kaleva, E. D. Politova, S. A. Ivanov, A. V. Mosunov, S. Yu. Stefanovich, N. V. Sadovskaya
{"title":"Synthesis, Microstructure, and Dielectric Properties of Modified Ceramics Based on Solid Solutions (K0.5Na0.5)NbO3–SrZrO3","authors":"G. M. Kaleva,&nbsp;E. D. Politova,&nbsp;S. A. Ivanov,&nbsp;A. V. Mosunov,&nbsp;S. Yu. Stefanovich,&nbsp;N. V. Sadovskaya","doi":"10.1134/S0020168524701553","DOIUrl":"10.1134/S0020168524701553","url":null,"abstract":"<p>—Single-phase ceramic samples of new compositions (1 – <i>x</i>)(K<sub>0.5</sub>Na<sub>0.5</sub>)NbO<sub>3</sub>–<i>x</i>SrZrO<sub>3</sub> (<i>x</i> = 0–0.15) modified with the addition of 2 wt % ZnO were obtained via the solid-state synthesis method. Their crystal structures, microstructures, dielectric, and nonlinear optical properties were studied. The modified samples were found to form a phase with a perovskite structure and a pseudocubic unit cell. A decrease in the average crystallite size (coherent scattering regions) from 91 to 54 nm was observed. Ferroelectric phase transitions were confirmed using dielectric spectroscopy. A reduction in the phase transition temperatures and a weakening of nonlinear optical properties were revealed with an increase in the strontium zirconate content in the samples.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 10","pages":"1257 - 1263"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645627","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Continuous Synthesis of Iron Carbide Nanoparticles by the Induction Flow Levitation Technique 感应流悬浮法连续合成碳化铁纳米颗粒
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168525700141
A. A. Kapinos, A. N. Markov, E. S. Dokin, P. P. Grachev, A. V. Emel’yanov, A. V. Poplavskii, K. A. Cherednichenko, I. A. Fanar, A. N. Petukhov, A. V. Vorotyntsev
{"title":"Continuous Synthesis of Iron Carbide Nanoparticles by the Induction Flow Levitation Technique","authors":"A. A. Kapinos,&nbsp;A. N. Markov,&nbsp;E. S. Dokin,&nbsp;P. P. Grachev,&nbsp;A. V. Emel’yanov,&nbsp;A. V. Poplavskii,&nbsp;K. A. Cherednichenko,&nbsp;I. A. Fanar,&nbsp;A. N. Petukhov,&nbsp;A. V. Vorotyntsev","doi":"10.1134/S0020168525700141","DOIUrl":"10.1134/S0020168525700141","url":null,"abstract":"<p>Fe<sub>3</sub>C iron carbide nanoparticles and iron carbide-coated iron (Fe@Fe<sub>3</sub>C) nanoparticles have been prepared from bulk iron by the induction flow levitation technique, which has a number of advantages: high production rate (up to 100 g/h), continuity of the process, contactless heating to 2500°C, and absence of harmful emissions. The size of the synthesized nanoparticles is under 24 nm. Two different reagents have been used to prepare iron carbide nanoparticles: acetylene and hexane. The Fe@Fe<sub>3</sub>C core/shell nanoparticles have been obtained by reacting condensed nanoparticles with acetylene in a quartz reactor. The average size of their core is 7 nm. All of the synthesized nanoparticles have been characterized by a variety of physicochemical techniques: transmission electron microscopy, X-ray diffraction, BET surface area measurements, statistical thickness surface area method, and dynamic light scattering.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 11","pages":"1319 - 1326"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645633","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electronic Structure of Cd-Substituted Silicon Clathrates 镉取代硅包合物的电子结构
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168524701413
N. A. Borshch, N. S. Pereslavtseva, V. R. Radina, S. I. Kurganskii
{"title":"Electronic Structure of Cd-Substituted Silicon Clathrates","authors":"N. A. Borshch,&nbsp;N. S. Pereslavtseva,&nbsp;V. R. Radina,&nbsp;S. I. Kurganskii","doi":"10.1134/S0020168524701413","DOIUrl":"10.1134/S0020168524701413","url":null,"abstract":"<p>This paper presents results of a theoretical study of the electronic structure of a number of Cd-substituted silicon-based clathrates. Linearized augmented plane wave calculations are used to examine their band structure and the total and partial densities of electronic states in the clathrates. We analyze how the number of cadmium substituent atoms and their crystallographic position in the unit cell influence the electron energy spectrum of the clathrates.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 9","pages":"1055 - 1062"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","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 Temperature and Oxidizing Medium on the Properties of Silicon Carbide Fiber 温度和氧化介质对碳化硅纤维性能的影响
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168524701346
D. V. Valiaev, M. A. Golosov, V. V. Lozanov, N. I. Baklanova
{"title":"Effect of Temperature and Oxidizing Medium on the Properties of Silicon Carbide Fiber","authors":"D. V. Valiaev,&nbsp;M. A. Golosov,&nbsp;V. V. Lozanov,&nbsp;N. I. Baklanova","doi":"10.1134/S0020168524701346","DOIUrl":"10.1134/S0020168524701346","url":null,"abstract":"<p>We have studied the effect of heat treatment in an oxidizing medium and under vacuum on the properties of Russian-made silicon carbide fiber. The fiber has been characterized by a variety of physicochemical analysis techniques, including scanning electron microscopy, Raman spectroscopy, IR spectroscopy, and X-ray diffraction, before and after heat treatment under vacuum and in air. The kinetics of fiber oxidation in air have been studied in the range 900–1000°C. The activation energy for the oxidation process has been determined to be 72.0 ± 7.8 kJ/mol. The tensile strength of the fiber has been determined before and after heat treatment in different media. The results demonstrate that heat treatment under vacuum and in an oxidizing medium causes substantial degradation of the properties of the fiber.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 9","pages":"1074 - 1082"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645392","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Synthesis of CuFe2O4/Au and CuO/Au Hybrid Gold-Containing Nanoparticles via Anion Exchange Resin-Assisted Precipitation 阴离子交换树脂辅助沉淀法合成CuFe2O4/Au和CuO/Au杂化含金纳米颗粒
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S0020168525700086
A. Yu. Pavlikov, S. V. Saikova, D. V. Karpov, A. S. Samoilo
{"title":"Synthesis of CuFe2O4/Au and CuO/Au Hybrid Gold-Containing Nanoparticles via Anion Exchange Resin-Assisted Precipitation","authors":"A. Yu. Pavlikov,&nbsp;S. V. Saikova,&nbsp;D. V. Karpov,&nbsp;A. S. Samoilo","doi":"10.1134/S0020168525700086","DOIUrl":"10.1134/S0020168525700086","url":null,"abstract":"<p>Hybrid nanoparticles based on nonferrous metal oxides and gold are of interest for application in catalysis and biomedicine, in particular, for magnetic hyperthermia and targeted drug delivery. In this paper, we describe methods for the preparation of oxide (CuO and CuFe<sub>2</sub>O<sub>4</sub>) cores and hybrid (CuO/Au and CuFe<sub>2</sub>O<sub>4</sub>/Au) nanoparticles having gold nanoclusters ~2 nm in size on their surface. The hybrid nanoparticles were synthesized using L-methionine, an amino acid that acts as a reducing agent and an “anchor” between the oxide core and gold clusters. The proposed method for the preparation of CuO and CuFe<sub>2</sub>O<sub>4</sub> oxide cores—anion exchange resin-assisted precipitation—is simple, fast, and easy to reproduce under ordinary laboratory conditions. It has been shown that anion exchange resin-assisted Cu<sup>2+</sup> precipitation with no polysaccharide leads to the formation of elongated copper(II) oxide nanoparticles 85 ± 3 nm in length and 15.1 ± 0.3 nm in thickness, whereas anion exchange resin-assisted precipitation of Cu<sup>2+</sup> and Fe<sup>3+</sup> in the presence of a polysaccharide (dextran-40) and subsequent heat treatment (850°C) of a stoichiometric precursor yields copper ferrite nanoparticles 18.3 ± 0.4 nm in size. Evaluation of the biocompatibility of all the synthesized materials (CuO, CuFe<sub>2</sub>O<sub>4</sub>, CuO/Au, and CuFe<sub>2</sub>O<sub>4</sub>/Au) with the use of <i>Escherichia coli</i> and <i>Bacillus subtilis</i> as test microorganisms has shown that the presence of gold improves their biocompatibility and makes them suitable for biomedical applications.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 11","pages":"1344 - 1355"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645401","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Induction Flow Levitation as a New Approach to the Synthesis of Nanoparticulate Titanium Carbide 感应流悬浮法合成纳米碳化钛的新方法
IF 0.9 4区 材料科学
Inorganic Materials Pub Date : 2025-03-18 DOI: 10.1134/S002016852570013X
E. S. Dokin, A. N. Markov, A. A. Kapinos, P. P. Grachev, A. V. Emel’yanov, Z. A. Markin, A. V. Poplavskii, K. A. Cherednichenko, A. N. Petukhov, A. V. Vorotyntsev
{"title":"Induction Flow Levitation as a New Approach to the Synthesis of Nanoparticulate Titanium Carbide","authors":"E. S. Dokin,&nbsp;A. N. Markov,&nbsp;A. A. Kapinos,&nbsp;P. P. Grachev,&nbsp;A. V. Emel’yanov,&nbsp;Z. A. Markin,&nbsp;A. V. Poplavskii,&nbsp;K. A. Cherednichenko,&nbsp;A. N. Petukhov,&nbsp;A. V. Vorotyntsev","doi":"10.1134/S002016852570013X","DOIUrl":"10.1134/S002016852570013X","url":null,"abstract":"<p>TiC nanoparticles less than 16 nm in size have been prepared in a single step from bulk titanium carbide by the induction flow levitation (IFL) method. The method has a number of advantages: high production rate (up to 100 g/h), the ability to vary the nanoparticle size in a wide range (0.5–500 nm), and contactless heating (up to 2500°C). Moreover, it meets green chemistry principles. In this gas phase method, a levitating metal is heated by a high-frequency electromagnetic field. The synthesized titanium carbide nanoparticles have been characterized by a variety of physicochemical techniques: transmission electron microscopy, scanning electron microscopy, X-ray diffraction, low-temperature nitrogen adsorption measurements, and dynamic light scattering. The results demonstrate that IFL is one of the most promising methods for the preparation of nanoparticles and ensures high purity and a small particle size of single-step synthesis products.</p>","PeriodicalId":585,"journal":{"name":"Inorganic Materials","volume":"60 11","pages":"1313 - 1318"},"PeriodicalIF":0.9,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143645624","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"材料科学","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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