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Chemical Engineering: Недавние поступления

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Effect of Co0.5Zn0.5Fe2O4 Nanoparticle on AC Susceptibility and Electrical Properties of YBa2Cu3O7- Superconductor

Zhetpisbaev, Kairatbek; Kumekov, Serik; Mohd Suib, Nurul Raihan; Abu Bakar, Ilhamsyah Putra; Abd-Shukor, R. (International Journal of Electrochemical Science, 2019)

Magnetism and superconductivity are mutually exclusive phenomena and their interaction is an interesting topic to study. In this work the effect of Co0.5Zn0.5Fe2O4 (CZFO) nanoparticle with size 20- 50 nm on YBa2Cu3O7-(YBCO) ...
Study of Corrosion Resistance and Degradation Mechanisms in LiTiO2-Li2TiO3 Ceramic

Shlimas, Dmitriy; Kozlovskiy, Artem L.; Zdorovets, Maxim (Crystals, 2021)

The interest in lithium-containing ceramics is due to their huge potential as blanket materials for thermonuclear reactors for the accumulation of tritium. However, an important factor in their use is the preservation ...
Structure and Content Analysis of Raw Materials for Production of Trimanganese Tetraoxide Pigment

Safarov, Ruslan Z.; Kargin, Jumat B.; Aibuldinov, Yelaman K.; Zhandildenova, Assemgul K.; Makhmutov, Bolat B.; Sviderskiy, Alexandr K.; Vatin, Nikolai I. (Crystals, 2021)

The research aims to reveal the structure, phase, and elemental content of manganese ores from deposits—Bogach (Karaganda region, Kazakhstan) and Zhaksy (Akmola region, Kazakhstan). The samples were studied with scanning ...
Spin-Unrestricted and Spinor Nonradiative Relaxation Dynamics in Functionalized Semiconductors

Inerbaev, Talgat; Forde, Aaron; Jensen, Stephanie J.; Kilin, Dmitri (ACS Symposium Series, 2019)

In this paper, we give a review of our recent successes in the further development of the density matrix theory to describe the nonequilibrium charge dynamics in semiconductor systems with open electron shells. They are ...
Single-phase BiFeO3 and BiFeO3–Fe2O3 nanocomposite photocatalysts for photodegradation of organic dye pollutants

Banoth, Pravallika; Narsaiah, Boya Palajonnala; Valladares, Luis De Los Santos; Kargine, Jumat; Kollu, Pratap (Nanoscale Advances, 2023)

The application of a novel BiFeO3 (BFO)–Fe2O3 composite (called BFOF) as a photocatalyst for the degradation of methylene blue is reported. To improve the photocatalytic effectiveness of BiFeO3, we synthesized the first ...
Research of Structural, Strength and Thermal Properties of ZrO2—CeO2 Ceramics Doped with Yttrium

Giniyatova, Sholpan G.; Sailaukhanov, Nurzhan A.; Nesterov, Eugeniy; Zdorovets, Maxim V.; Kozlovskiy, Artem L.; Shlimas, Dmitriy I. (Crystals, 2022)

In this work, using a mechanochemical solid-phase synthesis method, ZrO2—CeO2 ceramics doped with yttrium were obtained, which have great prospects for use as a basis for dispersed nuclear fuel materials or inert nuclear ...
Radon Biomonitoring and microRNA in Lung Cancer

Bersimbaev, Rakhmet; Pulliero, Alessandra; Bulgakova, Olga; Kussainova, Assiya; Aripova, Akmara; Izzotti, Alberto (International Journal of Molecular Sciences, 2020)

Radon is the number one cause of lung cancer in non-smokers. microRNA expression in human bronchial epithelium cells is altered by radon, with particular reference to upregulation of miR-16, miR-15, miR-23, miR-19, ...
Preparation of Poly(Ethylene Terephthalate) Track-Etched Membranes for the Separation of Water-Oil Emulsions

Yeszhanov, Arman B.; Korolkov, Ilya V.; Shakayeva, Aigerim Kh.; Lissovskaya, Lana I.; Zdorovets, Maxim V. (Eurasian Journal of Chemistry, 2023)

Rapid industrial growth in the petrochemical, pharmaceutical, metallurgical and food industries, as well as stormwater that accumulates pollution from the roadway and the territories of motor transport enterprises, gas ...
Preparation and application of stimuli-responsive PET TeMs: RAFT graft block copolymerisation of styrene and acrylic acid for the separation of water–oil emulsions

Muslimova, Indira B.; Zhumanazar, Nurdaulet; Melnikova, Galina B.; Yeszhanov, Arman B.; Zhatkanbayeva, Zhanna K.; Chizhik, Sergei A.; Zdorovets, Maxim V.; Güvend, Olgun; Korolkov, Ilya V. (RSC Advances, 2024)

Stimuli-responsive membranes play an important role in the fields of biomedicine, food and chemical industries, and environmental applications, including separation of water-oil emulsions. In this study, we present a method ...
Physicochemical Particular Qualities of the Crystallization Process of Inorganic Heat-Storage Materials’ Melts

Amerkhanova, Sh.; Aleksandrov, V.; Shlyapov, R.; Uali, A. (Eurasian Chemico-Technological Journal, 2019)

Investigations of the cluster-coagulation model for some inorganic substances and mixtures of sodium thiosulfate with salts of elements (VI) of A, B groups have been carried out. The doping of sodium thiosulfate ...
Phase relations, and mechanical and electronic properties of nickel borides, carbides, and nitrides from ab initio calculations

Sagatov, Nursultan E.; Abuova, Aisulu U.; Sagatova, Dinara N.; Gavryushkin, Pavel N.; Abuova, Fatima U.; Litasov, Konstantin D. (RSC Advances, 2021)

Based on density functional theory and the crystal structure prediction methods, USPEX and AIRSS, stable intermediate compounds in the Ni-X (X = B, C, and N) systems and their structures were determined in the pressure ...
Nanoparticles Based on Silver Chloride and Bambusuril[6] for the Fine-Tuning of Biological Activity

Turebayeva, Pana; Luchsheva, Venera; Fedorishin, Dmitriy; Yerkassov, Rakhmetulla; Bakibaev, Abdigali; Bolysbekova, Saltanat; Tugambayeva, Tokzhan; Sergazina, Samal; Nurmukhanbetova, Nurgul (International Journal of Molecular Sciences, 2023)

The prevalence of numerous infectious diseases has emerged as a grave concern within the realm of healthcare. Currently, the issue of antibiotic resistance is compelling scientists to explore novel treatment approaches. ...
Luminescence and Electron–Hole-Trapping Centers in α-Ca2P2O7−Mn

Nurakhmetov, Turlybek N.; Alibay, Temirulan T.; Zhangylyssov, Keleshek B.; Nurpeissov, Aibek S.; Pazylbek, Sapargali; Griesiute, Diana; Zarkov, Aleksej; Kareiva, Aivaras (Crystals, 2024)

The mechanisms of formation of induced intrinsic and impurity radiative states, which consist of intrinsic and impurity electron–hole-trapping center states in irradiated Ca2P2O7 − Mn and Ca2P2O7 phosphates, were ...
Ion Charge Influence on the Molecular Structure of Polyethylene Terephthalate Films after Irradiation with Swift Heavy Ions

Tuleushev, Adil Z.; Zdorovets, Maxim V.; Kozlovskiy, Artem L.; Harrison, Fiona E. (Crystals, 2020)

We report here experimental results investigating the influence of the initial swift heavy ion charge on the structure of polyethylene terephthalate (PET) film after irradiation, using a structurally sensitive X-ray ...
Investigation of the Structural Changes and Catalytic Properties of FeNi Nanostructures as a Result of Exposure to Gamma Radiation

Borgekov, Daryn B.; Zdorovets, Maxim V.; Shlimas, Dmitriy I.; Kozlovskiy, Artem L. (Crystals, 2020)

The paper presents the results of changes in the structural characteristics, and the degree of texturing of FeNi nanostructures close in composition to permalloy compounds as a result of directed modification by gamma ...
Investigation of the Prospects for the Use of Iron-Containing Nanocomposites Doped with Rare Earth Elements as Catalysts for the Purification of Aqueous Media

Kadyrzhanov, Kayrat K.; Kozlovskiy, Artem L.; Egizbek, Kamila B.; Kubekova, Sholpan N.; Kenzhina, Inesh E.; Zdorovets, Maxim V. (Magnetochemistry, 2023)

The great interest in nanostructured magnetic composites is due to their great prospects for use as a basis for the development of catalysts for the adsorption of manganese in wastewater. Interest in magnetic nanocomposites ...
Induced Spirals in Polyethylene Terephthalate Films Irradiated with Ar Ions with an Energy of 70 MeV

Tuleushev, Adil Z.; Zdorovets, Maxim V.; Kozlovskiy, Artem L.; Harrison, Fiona Erica (Crystals, 2020)

This paper presents the results of a study of the ordering in polyethylene terephthalate (PET) film induced by Ar8+ ions with an irradiation fluence of 2 × 1012 ions/cm2 , and of the temporal stability of the induced ...
Heavy alloy based on tungsten and bismuth: fabrication, crystal structure, morphology, and shielding efficiency against gamma-radiation

Tishkevich, Daria I.; Rotkovich, Anastasia A.; German, Stepan A.; Zhaludkevich, Aliaksandr L.; Vershinina, Tatiana N.; Bondaruk, Anastasia A.; Razanau, Ihar U.; Dong, Mengge; Sayyed, M. I.; Leonchik, Sergey V.; Zubar, Tatiana; Silibin, Maxim V.; Trukhanovaj, Sergei V.; Trukhanov, Alex V. (RSC Advances, 2023)

W–Bi2O3 composites were fabricated using the hot isostatic pressing technique for the first time. The duration of the samples sintering was 3 minutes under conditions of high pressure and temperature. The study ...
Formation of Stable Lithium-Containing Ceramics Using Solid-Phase Synthesis Method

Shlimas, Dmitriy I.; Kozlovskiy, Artem L.; Zdorovets, Maxim V. (Crystals, 2021)

Today, one of the most promising materials for a wide range of practical applications is lithium-containing ceramics based on Li2TiO3 . At the same time, despite the high potential of their practical application, a ...
Energy Transfer in the CaSO4−Dy Thermoluminescent Dosimeter from the Excited State of the SO2− 4 Anionic Complex to the Impurities

Nurakhmetov, Turlybek N.; Alibay, Temirulan T.; Zhangylyssov, Keleshek B.; Daurenbekov, Dulat H.; Salikhodzha, Zhussupbek M.; Shamiyeva, Raushan K.; Sadykova, Batsaiy M.; Yussupbekova, Bagila N.; Tolekov, Doszhan A. (Crystals, 2023)

The creation of a combined radiative state at 2.95–3.1 eV in the phosphor CaSO4 − Dy3+ has been investigated using vacuum ultraviolet and thermoactivation spectroscopy methods. It is shown that the combined radiative ...

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