OAK jurnallaridan yig‘ilgan 129907 ta ilmiy maqola: sarlavha, mualliflar, annotatsiya, kalit so‘zlar, DOI va tayyor iqtibos formatlari.
The study presents the results of transesterification of a mixture of sunflower oil and palm stearin in various proportions and dilatometric analysis of the obtained transesterifications was carried out. For example…
The results of partial and final refining of raw cottonseed oil by solution of aluminates and and sodium hydroxide are given. The intensification of the technological process is carried out by the treatment of alkaline…
Considering that many derivatives of bis carbamates have different biological activity, it was intuitive to produce a targeted synthesis of new derivatives of bis carbamates by the interaction of hexamethylene…
The conditions for the effective isolation of oil from the silkworm Bombyx mori pupae, based on the extraction of extracted oil with organic reagents, have been studied. The quantitative content of oil was determined in…
The aim of this work was to obtain corrosion inhibitors. It has been established that heterocyclic compounds, including pyridine and its derivatives, are more frequently used as the active component in the combination…
The synthesis of acetylene alcohol 1,3-diphenyl propin-2-ol-1, which has several reaction centers in the molecule, is studied. This product was obtained for the first time from a representative of aromatic hydrocarbons…
The paper presents the results of a study of the process of alcoholysis of secondary polyethylene terephthalate ethylene glycol (EG). The main attention is paid to determining the optimal conditions for the formation of…
Based on pPIC3.5 and pPIC9 yeast vectors the recombinant plasmid DNA pPIC3.5-GFP (8464 bp) and pPIC9-GFP (8718 bp) containing cDNA (719 bp) of Green fluorescent protein (GFP) were cloned. The obtained plasmids were…
The aim of the relearn was to study the phase changes during crystallization of some compositions of biocompatible glasses obtained in the RO-CaF2-P2O5-Al2O3-SiO2 (R=Zn, Mg) system. For this purpose, crystallization of…
It was shown that the effect of pH on magniy hydroxide sediment degree in chemical pure solution content of dolo-mite which is affected by nitrogen acid. It was determined that sedimented based amound of magniy when the…
The aim of this work was to develop a process of chemical hydrolytic hydrogenation of cellulose wheat straw, with the aim of increasing the yield of valuable products necessary for the biotechnology, pharmaceutical and…
The article is devoted to the study of the physicochemical properties of water used to prepare wheat grain for sorting grinding. The physical and chemical properties of water for hydrothermal treatment, obtained from…
As a result of studies, the effect of modified Angren kaolin on the properties of elastomeric compositions based on synthetic polyisoprene and oil-filled styrene-butadiene rubbers were revealed. Plastoelastic and…
The methods of oriented immobilization of lipases on a solid carrier - Silochrome C-80 have been developed. The resulting sorbents were tested in the process of obtaining biodiesel from cotton oil. It was shown that…
The aim of this work is to obtain bulk textured superconducting ceramics based on glass-crystalline precursors of the Bi1.7Pb0.3Sr2Ca(n-1)CunOy (n=5-9) series. Technologies for obtaining superconducting materials are…
The aim of the research was to determine the properties of loess clay in Kattabog deposit (Uzbekistan) to identify possible areas of use. Modern methods of physicochemical analysis are used: spectroscopic, x-ray phase…
The aim of the research is to determine the effect of alumina on the phase composition of shale of the Jerdanak deposit and the quartz-pyrophyllite rock of the Baynaksay deposit during high-temperature firing. X-ray…
The mixing of the liquid phases is carried out in the inner and outer zones of the apparatus. The main indicator of the mixing process is estimated by increasing the efficiency of the mass transfer process. This…
The technology of extraction of cotton cake by the influence of a pulsed electric field on the extracted mass is researched. The dependence of the specific conductivity on the inverse temperature using the influence of…
The aim of this work is the synthesis, study of the crystal and molecular structure of coordination compounds of cadmium with 2-amino-1-methylbenzimidazole. For the first time, the crystal structures of mixed ligand…
Development of technology for the storage and processing of fruits and vegetables and an increase in the degree of consumption of pro-cessed products among the population is an urgent problem of the present…
The conditions for the effective isolation of oil from the silkworm Bombyx mori pupae, based on the extraction of extracted oil with organic reagents, have been studied. The quantitative content of oil was determined in…
The aim of this work is the synthesis, study of the crystal and molecular structure of coordination compounds of cadmium with 2-amino-1-methylbenzimidazole. For the first time, the crystal structures of mixed ligand…
For bioactive glasses and glass crystals, biodegradation is the most important parameter. The biodegradation process was studied for glasses and glass crystals synthesized in the R2O-RO-CaF2-P2O5-Al2O3-SiO2 system…
The objective of the reaserch is to elaboration the composition of a wood-polymer composition based on polyvinyl chloride with improved performance properties. The influence of the components of the composition…
The aim is to study the effect of the presence of free alkalis and acids on the properties of the complex lithium greases and the choice of the optimal dispersion medium, which provides the required physicochemical…
The advantages of synthesis of complex oxide compounds by solar energy, the possibility of obtaining highly textured nano materials are shown. The development of heliomaterial science, aimed at the synthesis of new…
The technology of extraction of cotton cake by the influence of a pulsed electric field on the extracted mass is researched. The dependence of the specific conductivity on the inverse temperature using the influence of…
Development of technology for the storage and processing of fruits and vegetables and an increase in the degree of consumption of pro-cessed products among the population is an urgent problem of the present…
The aim of the work is dedicated isolation of anthocyanins by ethanol from herbal plant of Occimum basilicum L. Lamiaceae basis. The were studied influencing of temperature, concentration of ethanol to isolation of…
The purpose of this research was to determine the optimal technological parameters for the purification of extraction phosphoric acid based on phosphorites of Central Kyzylkum from fluorine by precipitation with sodium…
The advantages of synthesis of complex oxide compounds by solar energy, the possibility of obtaining highly textured nano materials are shown. The development of heliomaterial science, aimed at the synthesis of new…
The aim of the study was the regeneration of used oils. The change in the conditions for the regeneration of used engine oil as a result of adsorptive cleaning with alkaline earth clay from the Navbakhor deposit has…
Creating dietary margarines using biologically valuable substances is the purpose of the work. According to the results of the experiments, it was found that the use of soybean oil, edible vegetable phospholipids and a…
The effect of hydrothermal treatment on the strength of the wheat grain shell before the first torn process is investigated. It was found that the anatomical parts of wheat grains grown in arid climatic conditions are…
The author notes that a scientific article must be written on the basis of the rules of the scientific method, as well as the international standard IMRAD. In addition, the types of scientific articles and the…
Information and communication systems are the most dominant factors in increasing the efficiency of any process. Education management in modern conditions should be reformed in accordance with the requirements of the…
The article deals with the basic principles of a long-term strategy for improving the living standards of the population and substantiates the requirements to ensure the living conditions and human capital development…
Certain studies were conducted in our republic on observations of electromagnetic fields, modernization of the predictive monitoring system, and high-precision data before strong earthquakes. Programs for continuous…
The article presents the data of experimental and clinical trials of the new therapeutic apparatus "TOP" for the treatment of oncological diseases with no analogue in medical practice. The method is carried out by…
This article discusses the methodological issues of assessing the continuity of business entities in the process of audits. As a result of the research, the stages of business continuity, the impact on the reliability…
Increasing the resistance of the cutting tool is a significant engineering problem, which is caused by the widespread use of new structural materials with special physical and mechanical properties and is associated…
Based on the data of a three-component station, it is possible to use a seismic event detection system to solve problems of recording seismic events, which automatically determines the location of seismic events by…
The demand for textile products which are produced on organic cotton has been increasing every year. Therefore, the countries producing organic cotton are annually increasing the volume of its production. Uzbekistan…
The article presents the results of the study on the effectiveness of the use of vortex apparatuses for the regenerative extraction of sodium cyanide from spent solutions. The authors emphasize the main advantages and…
The paper discusses the approaches to constructing a model of a nationwide territorial sampling based on information technology, in particular, using cognitive graphics methods which improve the selection process of…
Uzbekistan pays great attention to the development of science, education and the digital economy. In this regard, it is important to consider the issues of Research Ethics (RE), which is an essential constituent of…
The article is devoted to the analysis of the quality of the metal deposited on the entire worn surface of the wagon wheel. The values of the specific energy of the multi-electrode surfacing process, determined by…
The article explains that the silkworm is bred worldwide only as first-generation hybrids for maximum heterosis. The study supports the idea that the effect of heterosis will be significant if the breed components of…
The methodological inadequacy of lending practices in commercial banks is the cause of a number of economic, financial and social problems. As banking practice shows, it is still important, to improve the quality of the…