118 research outputs found

    Influence of Wet Heat Treatment on the Performance Properties of Fabrics of Different Fibrous Composition

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    The article deals with the issues of changing the qualitative characteristics of dress fabrics under the influence of wet-heat returns. For the study, the fabrics in question were washed (the number of washes was 1, 5, 10). A comprehensive analysis of the results of testing dress fabrics for options before washing and after washing was carried out

    Consideration of psychological characteristics of students in the process of foreign language teaching

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    The relevance of the studied problem is determined by the importance to solve the pedagogical problems in learning effectively. The article deals with the psychological aspects of teaching foreign languages. The aim of this research is to analyze the degree of success of mastering a foreign language of students, depending on individual psychological peculiarities of their cogitation. The work also examines the various types and stages of cogitation. The article attempted to show how the critical requirements of pedagogy, psychology and sociology are implemented during foreign language classes

    Peculiarities of development of innovative enterprises in Kazakhstan

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    In modern conditions of development of the national economy, one of the main priorities, for an increasingly conscious Kazakhstan society, is the need to follow the course of innovation policy, since the level of competitiveness of domestic enterprises depends on innovative activity in the scale of the global economy, the share in different types of markets and the effectiveness of innovation. In this article, a literature review of domestic and foreign reseach is conducted, which carried out the regularities and the features of the development of innovation and innovation action, including the Republic of Kazakhstan. As a result of the conducted study, the theoretical and the methodological aspects of researching the development of innovation policy are systematized, on the basis of which the corresponding conclusions are drawn.peer-reviewe

    PReS-FINAL-2041: Macrophage activation syndrome in the children with systemic juvenile idiopathic arthritis during the course of tocilizumab

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    Background Trauma exposure and posttraumatic stress disorder (PTSD) are common among individuals with a mental disorder, but symptoms often go undetected and untreated. Methods The aim of this study was to determine the prevalence of PTSD among a large sample of adults with psychiatric diagnoses and to establish factors associated with symptoms going undetected. Participants were 1,946 adults recruited by the National Centre for Mental Health. Structured interviews and validated self-report questionnaires were used to ascertain clinical and demographic information for analysis. Results The prevalence of participants screening positive for PTSD that had not been detected by clinical services was 13.9% [12.4–15.5%, 95% confidence interval]). Factors associated with undetected PTSD were female gender, younger age of first contact with psychiatric services, and lower household income. Especially, poor rates of detection were observed after traumatic events, such as child abuse and sexual assault. Conclusions Our findings demonstrate the need for routine assessment of trauma histories and symptoms of PTSD among individuals with anymental disorder

    Ni-Al mixed oxides as catalysts in the reactions of conversion of the higher alkanes

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    © SGEM2018. In this study, investigation of the composition, structure and catalytic activity of the catalyst support based on Ni-Al mixed oxides was carried out. The possibility of controlling structural and acid-base properties of the layered double hydroxides (LDH) by varying the ratio of M2+/M3+ metal cations determines its use as catalyst support. Besides varying of anions in the interlayer space allows to regulate catalytic system activity in the reaction medium. The Ni-Al LDH support was prepared by coprecipitation method followed by conversion to Ni-Al mixed oxide in the reaction medium. According to the X-ray diffraction analysis, it was shown that the Ni-Al-based mixed oxide obtained with a specific surface area of 158 m2/g contains nickel oxide with a reduced lattice parameter related with the replacement of part of Ni2+ cations with Al3+, phase of mixed oxides of variable composition and amorphous phase. The replacement of Ni2+ by Al3+ in nickel positions is 16%. The crystallite size of the obtained oxide phases is 4 nm. The catalytic activity of Ni-Al mixed oxide was determined in the reactions of the conversion of higher alkanes of the C11-C22 composition, taken in equal proportions, at a temperature of 500°C and a feed to catalyst ratio of 30. According to the chromatographic analysis, alkanes and isoalkanes of composition C7-C14 were formed as catalytic products. Unsaturated compounds in the reaction products were revealed by IR spectroscopy method; the iodine value was 0.172

    Assessment of the physical development and metabolic status of children born to women with gestational diabetes

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    Backgraund: Gestational diabetes mellitus (GDM) is one of the most common metabolic disorders found during pregnancy. Currently, it is relevant not only to search optimal target levels of glycemia during pregnancy, but also to study the ­effect of different glycemia levels on fetal development and further changes in glucose and lipid metabolism in children.Aims: To describe perinatal period, physical development and metabolic status of children born to women with GDM and different glucose levels during pregnancy.Materials and methods: The perinatal period features and anthropometric parameters at birth were evaluated in 300 children born to women with GDM and different levels of glycemia during pregnancy. Over the course two years, 141 children have been evaluated for physical development parameters and glucose and lipid metabolism. Fasting and postprandial glycemia was measured with glucometer for 14 days in 33 children aged 1 to 4 years.Results: The anthropometric parameters of children at birth did not differ from the parameters of the control group (p> 0.05) when during pregnancy fasting blood glucose was less than 5.1 mmol / l and 7.0 mmol / l 1 hour after a meal. The glycemia in women above this level was associated with an increase of frequency and risk of a body mass index, body mass / length ratio and head circumference “above average” in children at birth (p <0.05). With the dynamic control of anthropometric parameters up to 2 years, no differences between the comparison groups were obtained (p> 0.05). The change in metabolic parameters was represented by neonatal hypoglycemia in children of GDM group (GDM group — 23%, control group — 3.5%, p = 0.000002), the least risk of which occurred in group with the lowest fasting and postprandial glycemic values during pregnancy. Fasting glucose, and insulin levels, НOMA index, triglycerides and cholesterol, as well as monitoring fasting and postprandial glycemia for 14 days, were obtained no significant differences between the comparison groups of children (p> 0.05).Conclusions: The lowest risks of neonatal hypoglycemia and anthropometric deviations at birth were associated with the lowest glycemia levels during pregnancy, which correspond to the criteria of the Russian clinical guidelines

    The relationship between the features of interpersonal relations of primary school children with their socio-psychological competence

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    The article is devoted to the study of the relationship between the features of interpersonal relations of primary school children and their socio-psychological competenceСтатья посвящена исследованию связи особенностей межличностных отношений детей младшего школьного возраста с их социально-психологической компетентность

    Influence of the Structure of Heavy Oil Disperse System on its Rheological Properties Under Steam-Heat Treatment Conditions

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    © 2017, Springer Science+Business Media, LLC, part of Springer Nature. The distinctive features of the structure and composition of hydrocarbon disperse systems in various types of heavy oils after steam-heat treatment, including use of low-boiling hydrocarbons, are determined. Methodological approaches are developed to determine the stability of heavy hydrocarbon resources as a function of composition and structure of the hydrocarbon disperse systems. Based on theoretical concepts of oil disperse systems, the composition of the latter is characterized quantitatively. A notable feature of low-viscosity oils is greater affinity of the components of the solvate shell and the dispersion medium. As a result, the dispersion medium participates in cross-linking of the oil disperse system significantly, which leads to a decrease in the dispersivity of the system and in its viscosity
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