Yuri Mirgorod

Yuri Mirgorod
Southwest State University (Russia) · Regional Centre of Nanotechnology

Professor
He discovered new quantum materials - aqueous ionic surfactants with large nuclear quantum effect.

About

164
Publications
244,343
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
251
Citations
Introduction
Physical and chemical properties of surfactant and application in nanotechnology. Quantum- thermal phase transition in aqueous solutions of surfactants and polyelectrolytes. Technologies based on quantum- thermal transitions. Liquid quantum materials and their emergent properties. Synthesis nanoparticles, characterization and application in biotechnology.
Additional affiliations
September 2009 - present
Southwest State University (Russia)
Position
  • Researcher
Description
  • Physical and chemical properties of surfactant and application in nanotechnology. Polyamorphous transitions. Technologies based on the properties of polyamorphous transitions. Synthesis nanoparticles, characterization and application in biotechnology.
September 1997 - September 2009
Kursk State University
Position
  • Professor
September 1969 - September 1997
Sumy State University
Position
  • Professor (Assistant)
Education
September 1957 - July 1962
Національний технічний університет “Харківський політехнічний інститут” (НТУ “ХПІ”)
Field of study
  • Department technology of organic substances

Publications

Publications (164)
Article
Full-text available
The solubility of ethane, propane, and butane under standard conditions in aqueous micellar solutions of sodium dodecyl sulfate with the salt concentration from 0. 025 to 0. 3 M was studied. The methylene group increment of the Gibbs energy of solubilization in the systems hydrocarbons (C2–C4)-sodium dodecyl sulfate was calculated; its value, −3.7...
Article
Full-text available
Preparation of CdS nanoparticles in water-sodium bis(2-ethylhexyl) sulfosuccinate-isooctane reverse micelles with various water contents is studied. A direct correlation between the water pool diameter in the reverse micelles and the mean size of CdS nanoparticles is found..This article was referred to in the articles listed. 1.EFFECT OF GAMMA-RAY...
Article
Full-text available
UV-Vis, ASM, AAS, SERS, thermodynamics, kinetics were used to study the reduction of silver ions in excess of rutin to nanoparticles with and without addition of alkali. The reaction consists of a fast redox stage (1 min) of Ag clusters with adsorbed rutin. The secondary stage of primary nanoparticles ends after 30 min. A slower stage of large nano...
Preprint
Full-text available
The review consists of the following sections. Introduction. 2. LLPT in aqueous solutions of hydrocarbons and hydrotropes. 3. Basic concepts of phase transitions. 4. The coexistence of micelle formation and liquid – liquid phase transition. 4.1. Basic concepts of micelle formation. 4.2. The methods used to investigate LLPT, and its statistical the...
Article
Full-text available
Aqueous micellar solutions of sodium dodecyl sulphate (SDS) were investigated using X-ray scattering technique in the concentration range 0.008–0.1 M and analyzed by a model-independent approach. The obtained diameter of the spherical micelle (6.0 nm) with concentration 0.01 M is greater than that analyzed by direct modeling and by small-angle neut...
Cover Page
Full-text available
She draws the attention of researchers that the process of micelle formation and the phase transition of water / water are two sides of the same coin. We continue to reveal the secret of this process at the quantum level and come to the conclusion that a cavity in water for placing micelles at a size of 2-6 nm is formed due to the energy of quantum...
Article
Full-text available
Purpose of the study. Determination of the dimensional characteristics, elemental, phase and chemical composition of titanium dioxide nanoparticles synthesized by the hydrothermal method using low temperatures up to 100 ° C, as well as the study of their photocatalytic activity. Methods. Characterization of titanium dioxide nanoparticles synthesize...
Preprint
Full-text available
In the main text of the article the most important ideas are presented. Additional materials is in the supplementary information: tables, graphs, calculation methods, experimental methods, experimental errors, descriptions of substances, additional links. The missing material can be found in the links. For the convenience of readers, the array of a...
Preprint
Here we report that in the region of the liquid / liquid phase transition (micellar solutions of ionic surfactants) have the properties nuclear quantum effect. Water Schrödinger's kittens: H-O-H stretch modes and torsional modes (quantum fluctuations) form thermal fluctuations (cavities) for micelles. Both types of fluctuations are interrelated at...
Thesis
Full-text available
QUANTUM NUCLEAR EFFECT IN AQUEOUS IONIC SURFACTANTS AND POLYELECTROLYTES SOLUTIONS Mirgorod Yuri Southwest State University Kursk, Russia Solid quantum materials develop completely new phenomena and functions. Emergent properties of solid materials appeared at low temperatures. Micelle formation is accompanied by a liquid-liquid phase transition in...
Data
An invitation to publish articles in the journal Proceedings of the Southwest State University. Series: Engineering and Technologies.
Article
Full-text available
Rresults of investigation of the crystal structure and magnetic properties of the nanoparticles of transition metals ferrites (cobalt, nickel, manganese) synthesized by unified methods using direct sodium dodecyl sulfate micelles are presented. Crystal structure of the samples was investigated by X-ray diffraction on DRON-3M (in the CuKα-radiation)...
Article
Full-text available
Purpose of reseach. Determination of the electrical properties of structured carbon nanotubes in a constant electric field. Methods. Definition of sizes and morphology of structured carbon nanotubes using confocal, atomic force, and scanning electron microscopy methods; the establishment of a chemical structure by Raman scattering of light, structu...
Article
Full-text available
Abstract The purpose Determine the conditions for the transfer of basic copper acetate from the macro- to nanophase by means of its synthesis by the interaction of copper acetate with sodium bicarbonate in micellar solutions of surfactants of different nature. To characterize the resulting nanoparticles of basic copper acetate in suspension in the...
Patent
Full-text available
RF invention application. Priority from 27.07.2021. A method for measuring and detecting quantum materials and their emergent properties. The invention relates to the physical chemistry of polyelectrolytes and quantum chemistry. According to the method of measuring the reduced viscosities, the magnitudes of the maxima of the reduced viscosity and...
Patent
Full-text available
Yu. Mirgorod Method for measuring the parameters of the liquid-liquid phase transition (ZPE). Patent RF 2 720 399. Abstract: The invention relates to the use of surfactants in various technologies of industry, agriculture, health care and can be used in factory laboratories, research institutions. A method for measuring the parameters of the liquid...
Patent
Full-text available
Mirgorod Yu. A., Emelyanov S. G., Pugachevsky M. A. A method for measuring the parameters of the liquid-liquid phase transition and micelle formation (electron density). Patent RF 2 730 433 The invention relates to colloidal chemistry, namely to studies of liquid-liquid phase transition and micelle formation of surfactants. The method for measuring...
Preprint
Full-text available
Strongly correlated electronic states (SCES), which determine the anomalies of physicochemical properties, known for solid materials at low temperatures. Their existence are assumed in biological cells with white spots according to the mechanism of manifestation, which makes us understand in more detail a problem that is promising for all of us. In...
Article
Purpose of the study. Determination of the dimensional characteristics, elemental, phase and chemical composition of titanium dioxide nanoparticles synthesized by the hydrothermal method using low temperatures up to 100 ° C, as well as the study of their photocatalytic activity. Methods. Сharacterization of titanium dioxide nanoparticles synthesize...
Data
Let me remind you that here we are discussing the mechanism of signal transmission from the environment (virus, fields) to the cell. If we know the mechanism, we can treat and prevent disease at the molecular level. There are two directions of treatment and signal transmission 1.Classic, which is used according to the standard of the Ministry of He...
Preprint
Full-text available
Micelle formation and liquid-liquid phase transition (LLPT) look like face and wrong sides of clothes, they coexist (Langmuir, 2015; 31). We propose a method to determine ZPE of water participating in LLPT, by measuring the compensation effect in water solutions of hydrocarbons, ionogenic, and nonionic surfactants. The accuracy is proved by compari...
Chapter
Full-text available
For the first time in the crop technology, the effect of aqueous dispersions of nanoparticles was investigated on seeds of parental forms and their reciprocal hybrids, making it possible to effectively use this factor in plant breeding and genetic practice. The received data can be used to select optimal pairs for crossing and obtain new promising...
Article
In this work, experimental and theoretical studies of the micelle formation processes of sodium dodecyl sulfate in water-ethanol solutions with different ethanol content - 0% by volume, 8% by volume, 15% by volume, 30% by volume were carried out. For the first time, the manifestation in the vibrational spectra of the features of self-organization o...
Article
Full-text available
Biocidal cotton material with copper nanoparticles was prepared by treating cloth surface with copper hydroxide in ammonia solution and by coagulation of surface gel and evening of the fiber surface followed by reduction of copper complexes to the atoms and nanoparticles. The experimental structures were characterized by scanning microscopy; energy...
Article
Full-text available
Analyzed the vibrations in the C-H bonds of butane, deсane, D-α-phosphatidylcholine, dipalmitoyl, the hydrocarbon groups of healthy volume, the volume of cancer tissues and in the slice thickness of 0.2 microns cancerous human tissue. The difference in the vibrations of the C-H bonds of healthy and cancerous tissue can be used for the diagnosis of...
Preprint
Full-text available
For the first time, the experimental confirmation is presented briefly, the main points, the conclusions of the new natural phenomenon of the quantum-thermal liquid-liquid phase transition at room temperature. The methods of its measurement, the dependence on the concentration of amphiphiles, the size of molecules, and temperature are indicated. ZP...
Presentation
Full-text available
Presented a new technology of water purification from oil. Showing its advantages over other technologies. Equipment and development cost for reservoir testing is described.
Presentation
Full-text available
Nanopowders are much more expensive than metals, metal oxides. Therefore, it is better to obtain nanopowders from waste. The innovative appeal of the new technology is shown.
Thesis
Full-text available
INFLUENCE OF NANOPARTICLES OF Cu, CO, ZnO ON MICROMYCETE S Timuş I1. SîrbuT1., Maslobrod S2.,Мirgorod Iu.A.3, Borsch N.A.3, Borodina V.G.3 1 Institute of Microbiology and Biotechnology, Republic of Moldova, sirbutf @ rambler.ru 2Institute of Genetics, Physiology and Plant Protection, Moldova, maslobrod37@mail.ru 3 Southwestern State University, Kur...
Patent
Full-text available
Steel Acid Corrosion Inhibitor Derived from Tobacco Waste
Patent
Full-text available
The method of measuring the parameters of the phase transition liquid-liquid in aqueous solutions of amphiphiles. Миргород Ю.А. Реферат. Изобретение относится к пограничной области между физикой, химией и биологией. Может быть использовано в научных и промышленных лабораториях для определения хиральности кластеров воды, сопровождающих образование м...
Article
Full-text available
We investigated the structure of aqueous solutions of gadolinium triacetate (GTA) + n-undecane with concentrations 0.2. .. 0.5 M using small-angle X-ray scattering. In these solutions, lamellar micelles with hydrophilic and hydrophobic plates of 0.4 nm in thickness and 14 nm in lateral dimension are formed. Magnetic properties of these solutions ar...
Data
List of papers and citations by Mirgorod Yu.A. from the Russian Scientific Citation Index
Conference Paper
Full-text available
Mirgorod Yu.A., Borsch NA, Chekadanov SA, Abakumov PV, Kondrya E.P. Collection of articles of the 6th international conference " “Telecomunication, Electronics and Informatics”, Chisinau, Moldova, 24-27 May, 2018, P. 119-120. The technology of obtaining bismuth nanoparticles from industrial raw materials of about 4 nm is developed. Method is based...
Patent
Full-text available
The invention relates to the field of sorption purification of waters. Sorbent is proposed for the purification of aqueous media from arsenic. The sorbent contains 98-99% by weight of iron nanoparticles and starch. To produce the sorbent, ferric sulphate and starch are dissolved in water to form a complex of iron ions with starch, nitrogen is passe...
Preprint
Full-text available
Water in the presence of electrolytes (ionic surfactants) behaves like water under the influence of additional or effective pressure. At phase separation their binodal and spinodal do not coincide like in non-ionic surfactants. Liquid-liquid polyamorphous transition and micelle formation are quantum entangled.Or, systems exhibit "strongly correlate...
Preprint
Full-text available
Water in the presence of electrolytes (ionic surfactants) behaves like water under the influence of additional or effective pressure. At phase separation their binodal and spinodal do not coincide like in non-ionic surfactants. Liquid-liquid polyamorphous transition and micelle formation are quantum entangled. The paper studies the competition of t...
Article
Full-text available
The article studies ultrasound effect on molecules of sodium dodecyl sulphate (SDS) and on critical micelle concentration (CMC). Ultrasound had no effect on degradation and decomposition of water molecules. Smallangle X-ray scattering was applied to study miscellar solutions of SDS before and after sonication. X-ray spectra were analyzed with an ap...
Article
Full-text available
The article deals with synthesis of Co and Mn nanoparticles in micellar aqueous solutions of cetyl pyridinium chloride. The nanoparticles (3-4 nm) and the spherical fractals (50, 150, 500 nm) have been identified with electron spectroscopy, dynamic light scattering, atomic absorption spectrometry, scanning microscopy. The structure of nanoparticles...
Thesis
Full-text available
BIOCIDAL COPPER IMPREGNATED COTTON Yu.A. Mirgorod1, S.G.Emelynov1, O. S. Dmitrieva1, S.N. Maslobrod2 1 Southwest State University, Kursk, Russia; yu_mirgorod@mail.ru 2 Institute of Genetics, Physiology and Plant Protection of ASM, Chisinau, Moldova maslobrod37@mail.ru Contaminated textiles in hospitals contribute to endogenous, indirect-contact,...
Article
Full-text available
Scanning electron microscopy, energy dispersion spectroscopy, X-ray diffractometry and magnetometry methods were used to investigate the structure and magnetic properties of iron ore and schungite rock. The results show the existence of external size effect in iron ore concentrate. It is related with the penetration of iron nanoparticles from equip...
Article
Full-text available
By small-angle X-ray scattering a gadolinium triacetate–undecane–water system is studied at hydrotrope concentrations of 0.05-0.5 М on the line of saturation with undecane at 298 K. In the ternary system mixed hydrotrope/undecane lamellar micelles form with lateral dimensions of hydrophilic and hydrophobic plates of 0.4 nm. It is shown that the Gib...
Patent
Full-text available
The invention relates to the field of agriculture, in particular to crop production. A photoelectrochemical cell contains photoelectrodes, an electrolyte and an electrolyte bridge. In this case, the photoelectrodes are a plant with leaves, stem and roots saturated with metal nanoparticles having giant Raman scattering properties, for example, Au, C...
Research
Full-text available
The student adds extractant. Ionic flotation apparatus operates. After removing the gold ion solution is decanted. The solvent is removed from the extract. The precursor was dissolved in distilled water to form micelles. The precursor is reduced to nanoparticles in the micelles. The nanoparticles are separated by centrifugation. Washed with ethanol...
Research
Full-text available
Student Southwest State University shows a device for ion flotation. It is made of plastic bottles of suitable size, compressor and air distribution for aquariums. It can help you get the gold nanoparticles from scrap. Scrap is dissolved in aqua regia, nitric acid is removed. Using the cationic surfactant ion flotation obtained precursor. The precu...
Research
Full-text available
On the oil pollution of water applied magnetic powder, and the oil is then removed with a magnet.
Data
The video clearly shows how oil spills can be removed using iron ore concentrate powder and magnet.
Research
Full-text available
DESCRIPTIONS OF INVENTION To the patent of Russian Federation
Data
The invention relates to the field of agriculture, in particular to crop production. A photoelectrochemical cell contains photoelectrodes, an electrolyte and an electrolyte bridge. In this case, the photoelectrodes are a plant with leaves, stem and roots saturated with metal nanoparticles having giant Raman scattering properties, for example, Au, C...
Conference Paper
Full-text available
It was shown that water dispersed solutions of silver at concentrations of 10-9 mol/l, 10-7 mol/l, 10-5 mol/l and bismuth at concentrations of 10-7 mol/l, 10-5 mol/l, 10-1 mol/l stimulate growth of biomass and catalase activity at Penicilliumfuniculosum CNMN FD 11 strain. The maximum effect for the two parameters was obtained with the dispersed sol...
Conference Paper
Full-text available
It has been found that the exposure of triticale and wheat seeds to aqueous dispersions containing low concentrations of Ag, Cu, Bi, and ZnO nanoparticles significantly stimulates seed germination (up to 30%). Aqueous dispersions with low concentrations of nanoparticles exhibit a fungicidal effect on the seeds in seed treatment prior to the exposur...
Research
Full-text available
The poster in Russian. Describes the technology of cleaning the water surface from oil magnetic equipment.
Research
Bistability and oscillations of micelles in aqueous surfactant solutions Posters on Russian language. International Conference «The Advanced Technology, Equipment and Analytical Systems for Materials», Kursk, 13-14 May, 2013.
Research
Patent RF 2001-2014 Inventor Yu. A. Mirgorod. Proprietor(s): Federal'noe gosudarstvennoe bjudzhetnoe obrazovatel'noe uchrezhdenie vysshego professional'nogo obrazovanija "Jugo-Zapadnyj gosudarstvennyj universitet" (JuZGU) (RU)
Conference Paper
Using plants saturated by nanoparticles as a photoelectrode of photoelectrochemical cell Миргород Ю.А.1, Маслоброд С.Н.2 1 Southwest State University, 305040, Kursk, Russia, yu_mirgorod@mail.ru 2Institute of Genetics, Physiology and Plant Protection Academy of Sciences of Moldova, MD-2002, Kishinev, Moldova, maslobrod37@mail.ru Photo electrochem...
Patent
The invention relates to the boundary region between physics, chemistry and biology and can be used in scientific and industrial laboratories to determine the parameters of the phase transition in water and the influence of conditions (pressure, temperature), additives of substances and fields on them. A method is proposed for measuring the paramet...
Article
Full-text available
Polyamorphous transitions in supercooled water, porous substances, solutions of polyols and proteins are studied intensively. They accompany self-organization of hydrocarbons and surfactants. In this study, the methods of polyamorphous transitions identification are proposed, their dependence on hydrocarbons and surfactants concentration and sizes...
Article
Full-text available
A way of identifying polymorphic transitions via the hydrolysis of S-decylisothiuronium chloride and other properties of water in solutions of amphiphiles is described. Features of amphiphile transitions (smoothness, micelle bistability, solubilization hysteresis, the autooscillation of micelles, and fluctuations in the extensive properties of a wa...
Article
Full-text available
The authors generalize the research aimed at integrated production of nanomaterials. Mixes of metal ions are concentrated and separated in ion flotation. In micellar solutions of extracted ions, nanoparticles of metals or their oxides are obtained. Nanoparticles are converted in nanomaterials. The article discusses physico-technical problems of ion...
Article
Full-text available
The kinetics and mechanism of the reaction of HAuCl4 with rutin and the size of the resulting gold nanoparticles have been studied by UV-vis, FTIR, and surface-enhanced Raman spectroscopy (SERS), atomic force microscopy (AFM) and small-angle X-ray scattering (SAXS). The reaction includes the formation of a rutin complex with HAuCl4 and its decompos...
Article
Full-text available
The kinetics and mechanism of the reaction of HAuCl4 with rutin and the size of the resulting gold nanoparticles have been studied by UV-vis, FTIR, and surface-enhanced Raman spectroscopy (SERS), atomic force microscopy (AFM) and small-angle X-ray scattering (SAXS). The reaction includes the formation of a rutin complex with HAuCl4 and its decompos...
Patent
FIELD: oil and gas industry.SUBSTANCE: invention is related to hydraulic engineering, in particular to devices intended for separation of immiscible liquids and may be used at treatment of waste water polluted with grease, oil and other substances. The device comprises a continuous tape mounted at the driving and tension drums with axes. The drum a...
Patent
The invention can be used in the field of nanotechnology and chemical industry. The method for obtaining bismuth nanoparticles involves concentrating the semiconductors from aqueous solutions by extraction methods of precursors, and then reconstructing them. S-alkylisothiouronium halides are used as extractants. The solution of the s-alkylisothiuro...
Article
Full-text available
The mixing of hydrocarbons and alcohols in an excess of water is explained by polymorphic transitions similar to crystallization in an ensemble of water clusters. Enthalpies of transitions of 4.90 ± 0.07 and 2.2 ± 0.3 kJ/mol are obtained for solutions of hydrocarbons and alcohols in an excess of water, respectively. It is concluded that the mixing...
Article
Full-text available
The possibility of producing gold nanoparticles from electronic waste (metal scrap) containing gold metal has been demonstrated. After dissolving the metal scrap in chloronitric acid, gold ions are con� centrated from aqueous solutions by the flotoextraction method using cationic amphiphile; then, the result� ing precursor is reduced in direct mice...
Patent
FIELD: medicine, pharmaceutics. SUBSTANCE: invention refers to chemical-pharmaceutical industry and represents a copper-bearing cellulosic material possessing the fungicidal, bactericidal and deodorant properties, containing a cellulose matrix coated with copper particles prepared by chemical reduction of copper ions absorbed in the cellulose matri...
Patent
FIELD: nanotechnology.SUBSTANCE: invention relates to the technology of production of gold nanoparticles. The method of production of gold nanoparticles from the raw material containing iron and non-ferrous metals comprises preparation of the chlorazotic acid solution of gold using chlorazotic acid. Then floatation extraction of gold precursors is...
Patent
FIELD: analytical chemistry. SUBSTANCE:The present invention relates to a method for manufacturing a sensor for generating giant Raman scattering spectra, which is a glass capillary with silver nanoparticles on its inner side. Silver nanoparticles are obtained and attached to the glass surface by the reduction of silver ions by alkylamines. The gla...
Article
Full-text available
Gold nanoparticles are obtained, characterized and deposited on the carrier. Conducted catalytic synthesis of lactobionic acid from lactose. Received lactobionic acid identify on the IR spectrum.
Article
Full-text available
Briefly introduced a new concept of micelle formation of surfactants. Explained smooth poly-morphic transitions, oscillations, hysteresis properties, fluctuations in the size of the micelles.
Article
Full-text available
Calculated enthalpy of LLPT, accompanying phase separation of n-C4-C6 hydrocarbons and micellization of sodium dodecyl sulfate, which is approximately equal to the enthalpy of crystallization / melting ice. Calculated value of the isothermal compressibility and the internal pressure in the ensemble of clusters around the n-hydrocarbons at minimizin...
Conference Paper
Full-text available
Characteristic sizes of sodium octanoate micelles have been determined (by nucleus radius) with the use of small angle X-ray scattering technique at various molar concentrations, which are for a spherical shape 1 and nonspherical 1.2 nm, respectively. The value of the critical concentration for micelle formation (CMC2) has been also found equal to...
Article
Full-text available
agnetite nanoparticles coated with polypyrrole have been synthesized. Nanocomposite powder has been investigated by FTIR, XRD, SEM, magnetometry, conductivity measurements. Polypyrrole in nano-composite does not impair the magnetic properties of magnetite.
Article
Full-text available
Ag nanoparticles 10 to 60 nm in size have been prepared by reducing silver ions in aqueous tea leaf extract. The properties of the nanoparticles have been studied by ultraviolet spectroscopy, atomic absorption, surface-enhanced Raman spectroscopy, and atomic force microscopy. According to the Raman spectroscopy results, the equilibrium of the redox...
Patent
FIELD: construction. SUBSTANCE: method is described to produce a magnetic composition containing schungite, at the same time the powder is heated to 790-850 K, and then cooled down to temperature of composition usage. EFFECT: specific magnetisation of a composition increases seven times.
Article
Full-text available
It was shown that water dispersed solutions at different concentration of copper (NPCu) and silver (NPAg) nanoparticles substantially influence germination of seeds of grain and vegetable crops. Stimulating effect was revealed after application of ultra-low concentrations NPCu (up to 10 – 17 mg/l) and NPAg (up to 10 – 13 mol/l). Treatment of seeds...
Article
Full-text available
A process for production of nickel catalyst via using the hybrid technology, which includes the first stage of theseparation and concentration of nickel from waste materials with flotoextraction, and then the subsequent recovery ofnickel salts to nickel nanoparticles in micellar solutions of sodium oleate. The resulting material was tested as a cat...
Patent
FIELD: power engineering. SUBSTANCE: invention may be used to eliminate consequences of accidents on nuclear reactors. The magnetically controlled sorbent for removal of radioactive contaminations and heat neutrons contains iron ore concentrate 70-99.9% and neutron absorbers 30-0.1%. Neutron absorbers are selected from the following group: boric ac...
Patent
Full-text available
FIELD: process engineering. SUBSTANCE: invention relates to production of automotive catalysts, particularly, to their recovery. Method or recovery comprises thermal decomposition of pyrocarbon, dissolution of platinoids by the mix of hydrochloric acid and nitric acid, or 30%- hydrogen peroxide in closed cycle. Note here that dissolution process is...
Patent
FIELD: chemistry. SUBSTANCE: ferromagnetic ion exchanger contains clinoptilolite with particle size 0.05-0.25 mm and contains components in the following ratios, wt %: 0.05-0.25 fraction clinoptilolite 60-70; iron ore haematite, magnetite 26-17; iron ore silica 14-13. EFFECT: intensification of the process of purifying highly cloudy solutions by en...
Patent
FIELD: physics. SUBSTANCE: in the method of obtaining semiconductor chalcogenide nanoparticles from a salt of a metal in the zinc subgroup, elementary chalcogen and an organic reducing activator, the organic activator used s-alkylisothiuronium salts. EFFECT: wide range of starting reactants, avoiding use of foul-smelling reactants, stabilisation of...
Patent
FIELD: nanotechnologies. SUBSTANCE: invention relates to a nanotechnology, in particular, to a method to produce metal nanoparticles. The method includes preparation of a straight-micellar dispersion of a reducing agent on the basis of an aqueous solution of a surfactant of cation type with counterions of halogens and restoration of metal ions in a...
Article
Full-text available
Reduction of copper ions in an aqueous micellar solution of the amphiphile N-cetylpyridinium chloride hydrazine synthesized Cu nanoparticles localized on the surface of the cotton fabric. Studies have shown that copper is distributed to the tissues in two ways: in the form of nanoparticles associated with macromolecular fragments, on the one hand a...