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Article
iOk Platform for Automatic Search and Analysis of Objects in Images Using Artificial Intelligence in the Study of Supported Catalysts
The iOk platform was presented, which combines the ParticlesNN web service and the DLgram and No Code ML Telegram bots for automatic search and analysis of objects in images using artificial intelligence. The ...
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Article
Biodistribution of Osteotropic 177Lu-EDTMP – a Potential Radiopharmaceutical for Radionuclide Therapy of Bone Metastases
Phosphonates labeled with beta-emitting radionuclides are widely used in nuclear medicine for palliative therapy of bone metastases. This work was aimed at studying the biodistribution of a new osteotropic ant...
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Article
Compartmental Modeling of the Kinetics of 188Re-Labeled Pentaphosphonic Acid in Rats with Bone Callus
Phosphonic acids labeled with rhenium-188 (188Re) are promising bone-seeking radiopharmaceuticals (RPs) for bone metastases therapy. The present work was aimed to develop a compartmental mathematical model of 188
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Article
Molecular Weight Characteristics and Anticoagulant Activity of Low-Molecular-Weight Heparin Obtained By Nitrous Acid Depolymerization
Low-molecular-weight heparin was synthesized by depolymerization of high-molecular-weight heparin with nitrous acid. Preparative chromatography was used to isolate low-molecular-weight heparins with narrow mol...
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Article
Development and Validation of a UV-Spectrophotometric Method for Quantitative Determination of Benzene Fragments in Benzyl Esters of Heparin
A new UV-spectrophotometric method for determining the concentration of benzyl fragments in heparin benzyl esters is proposed. The method was validated for linearity, accuracy, and precision in terms of repeat...
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Article
Mathematical Modeling of Kinetics of Iodine-Containing Radiotracers in Nuclear Medicine Problems
We consider methods for modeling and develop a unified approach to constructing mathematical models of the kinetics of radiopharmaceuticals with iodine isotopes in the human body during diagnostic and therape...
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Article
Transformable Elements of the Heat Removal System of Space Nuclear Power Plant
The paper considers the transformable elements of the space nuclear power plant heat removal system located in the hinge joints of deployment system and ensuring transfer of the radiator from starting to worki...
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Article
Determination of the Degree of Esterification in Heparin Benzylates During Synthesis of Enoxaparin, a Domestic Analog of Low-Molecular-Mass Heparin
The esterification stage of low-molecular-mass heparin (enoxaparin) production by hydrolytic depolymerization of unfractionated heparin was studied and consisted of treating previously synthesized benzethonium...
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Article
Experimental Study of Antifriction Properties of Fluids with Nanoparticles
An experimental study was carried out to investigate the effect of adding nanoparticles of different size and materials on the friction coefficient of water-based drilling muds. Silicon oxides and ultradispers...
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Chapter
Solar System with Seasonal Thermal Energy Storage
The analysis of solar systems works with seasonal heat battery charging mode in summer and détente in the heating period. The obtained results allow to estimate the duration of the use of stored energy for hea...
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Article
Optimization of the First Step of Enoxaparin Synthesis by Hydrolytic Depolymerization of Unfractionated Heparin
The first step of low-molecular-mass heparin (enoxaparin) preparation by hydrolytic depolymerization of unfractionated heparin was investigated. The step involved chemical reaction of starting heparin and benz...
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Article
Modification of Epoxy and Amine Oligomers with Oligohexamethyleneguanidine Fatty-Acid Salts
Oligohexamet diglycidyl ether hyleneguanidine (OHMG) stearates and palmitates, which have a higher solubility in epoxy oligomers (EOs) (glycidyl ethers of diphenylolpropane, Epikote 828, and polyglycidyle ethe...
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Article
Association between the 5-HTTLPR Polymorphism of the Serotonin Transporter Gene with the Efficiency and Tolerability of Selective Serotonin Reuptake Inhibitors
Objective. To identify the association between the 5-HTTLPR polymorphism of the serotonin transporter gene with the efficacy and tolerability of antidepressant therapy with a selective se...
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Article
Modeling of the surface segregation taking into account the dielectric properties of the medium: Alkaline metals and alloys
The surface segregation of alkaline metal atoms in binary alloys with various orientations of the near-surface faces is modeled by the density functional method (DFT). The influence of the dielectric propertie...
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Article
Material Composition of the Dust from the Electrostatic Precipitators of a Vanyukov Furnace at the Middle Ural Copper Smelter
Results are presented from studies of the elemental and phase compositions of dust from the electrostatic precipitators of a Vanyukov furnace operated at the Middle Ural Copper Smelter The size and shape of th...
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Article
Physical and mathematical model of the surface segregation in binary alloys of transition metals
The surface segregation in binary alloys of transition metals based on platinum and palladium with different surface-face orientations are simulated via the electron-density functional method. The concentratio...
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Article
Chemoenzymatic method of 1,2,4-triazole nucleoside synthesis: Possibilities and limitations
Possibilities and limitations of chemoenzymatic synthesis of novel structural analogues of an antiviral preparation of Ribavirin (1-β-D-ribofuranosyl-1,2,4-triazole-3-carboxamide) were established. A synthesis...
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Article
Generalized model of metal adsorption with inclusion of the effects of substrate lattice relaxation: Adsorption of gold atoms onto aluminum
The geometric and energy characteristics of Au atom adsorption onto an Al(100) surface have been calculated self-consistently in the framework of the electron density functional method. These calculations take...
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Article
Combined processing of polymetallic semifinished products of metallurgical production
Results are presented for a study of combined melting of dust that is complex with respect to chemical and mineral composition from Vanyukov furnace electric filters and the magnetic fraction of zinc productio...
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Article
Calculation of the temperature-dependent energy characteristics of adsorption systems based on transition metals
Self-consistent calculations of the temperature-dependent absorption energy and electron work function on the surface of absorption systems based on transition metals have been performed via the electron-densi...
