50 research outputs found

    Investigation of the digital technologies influence on the process transformation in cinema

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    Within the sectoral structure of the national economy, audiovisual industries are parts of the cultural industry. Cinema is a particularly effective means of satisfying the human need for affective self-expression and establishing emotional communication between people. To increase the audiovisual product competitiveness, an analysis of the digital technologies impact on it was carried out in order to attract an additional audience. It is noted that modern technologies have paved the way for multifunctional devices: the creative process is increasingly becoming technological in nature. The use of digital technologies has led to the creation of high-quality films. Due to technological progress, the equipment becomes available to more participants in the film business. Digital technologies have become a powerful and accessible tool that allows non-professional artists/directors to enter the cinematic space. However, for the author’s cinema, digital technologies have only become a tool to improve picture quality, as well as expand the capabilities for the artist / director to bring their ideas to life on screen

    Influence of homozygosis by marker alleles of blood groups on the productivity, reproductive qualities and longevity of cows

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    Currently, in populations of different cattle breeds there is elimination of a number of alleles of blood groups and an in-crease in the homozygosity coefficient that leads to rise in the amount of homozygous animals. In this regard, the aim of the research was to study the effect of homozygosity by EAV-locus of blood groups on the productive and reproductive characteristics of cows. The research was carried out on the farms of the Smolensk region for breeding of Sychevskaya cattle breed: the “Rybkovskoye” breeding farm and pedigree breeding unit Agricultural Production Cooperative (APC) named after Uritsky. On these farms there were selected 2078 cows, homozygous according to alleles of EAV - locus of blood groups and heterozygous animals born in 2010-2014 (21 and 581, 50 and 1426 heads, respectively). The study has shown that the average milk yield over the productive life of homozygotes in the herd of the “Rybkovskoye” farm is insignificantly lower and on the farm named after Uritsky this parameter is significantly higher. Application of one-way ANOVA analysis determined the weak effect of genotype on the productivity of animals on the “Rybkovskoe” farm only for the first lactation with factorial effect in milk yield, milk fat and protein 1.2, 1.5 and 1.1%, respectively. On the breeding farm named after Uritsky the factorial effect in milk yield and fatyield for the second lactation was 0.3 and 0.4%, and on the average over the life in milk yield it was 0.4%. The analysis of repro-ductive qualities: the age of the first calving, the age of the first fruitful insemination, multiplicity of insemination to lactation, the number of days before the first insemination in the current lactation, the duration of open days revealed close values, similar nature of distribution and variation of these indicators, absence of statistically significant differences between them in homozy-gotes and heterozygotes. A weak (2% or less) influence of homozygosity on productive longevity, which determines the superiority of homozygous cows over heterozygous, characteristic for samples from both farms, has been found

    SYNTHESIS AND RESEARCH OF POLYFUNCTIONAL SILICON-CONTAINING AMINE - A NEW PROMOTOR OF ADHESION

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    Various types of aminosiloxanes are used to improve the adhesion characteristics of coatings, since silicon-containing compounds can significantly improve the adhesion of polymer resins to substrates such as glass, silica, aluminum oxide and active metals. Polyfunctional aminosiloxane is obtained by the interaction of 3-aminopropyltriethoxysilane with monoethanolamine in the presence of a binary antioxidant and catalytic alkaline amounts of alcohol metal.This work was supported by the Russian Foundation for Basic Research, project #№ 20-33-90269

    MODIFICATION OF POLYMETHILPHENILSYLOXANE RESIN WITH ISOPHORONE DIISOCYANATE

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    The analysis of computer aided methods applied for pit wall stability rating

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    A comparative analysis of the results of the pit slope stability rating carried out under normative technique and Scad Office Slope application is presented. The possibility of combination of normative technique and computerized calculations to gain integrity and computation operability is suggested. © Published under licence by IOP Publishing Ltd

    Influence of abiotic factors on sambucus nigra l. Phenorhythmics under central chernozem conditions

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    This article is the research of the influence of meteorological conditions on the passage of phenophases on the example of black elderberry in the conditions of the Belgorod region. Direct dependence of the developmental phases of black elderberry on the meteorological conditions of the growing season was reveale

    Creation and decay of eta-mesic nuclei

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    First experimental results on photoproduction of eta-mesic nuclei are analyzed. In an experiment performed at the 1 GeV electron synchrotron of the Lebedev Physical Institute, correlated pi+n pairs arising from the reaction gamma + 12C -> N + eta(A-1) -> N + pi+ + n + (A-2) and flying transversely to the photon beam have been observed. When the photon energy exceeds the eta-meson production threshold, a distribution of the pi+n pairs over their total energy is found to have a peak in the subthreshold region of the internal-conversion process eta p -> pi+ n which signals about formation of eta-mesic nuclei.Comment: 6 pages, 6 figures. Talk at CIPANP, May 2000, Quebe

    Измерение параметров сигналов в широкополосных приемно-регистрирующих каналах радиотелескопа

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    The built-in system of parameter measurement for wideband (up to 512 MHz) receiving and recording channel of radio interferometer is considered. The estimation of measurement accuracy and the precision alignment of group delays in the receiving channel are investigated. In addition, this system provides the control of receiving channel frequency response and phase response functions.Рассмотрена встроенная система измерения параметров широкополосного (до 512 МГц) сигнала в приемно-регистрирующем канале радиоинтерферометра. Дана оценка точности измерений групповых задержек сигналов в приемных каналах интерферометра. Показана возможность контроля фазочастотной и амплитудно-частотной характеристик приемного канала

    Results of implementation of viral hepatitis B elimination program in the North-West Russia

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    Introduction. Vaccination contributed to reduce the incidence of acute hepatitis B in the territories of the North-West Russia. The urgency of this problem remains due to the high incidence of chronic hepatitis B. This accounted for the need to develop a hepatitis B elimination program in the district discussed that was approved in 2013 by the head of the Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing. Objective is to characterize the results of the program for the elimination of acute hepatitis B virus implemented in the North-Western Federal District. Materials and methods. The 2010–2020 incidence rate of acute and chronic hepatitis B virus (HBV) infection in the regions of the North-West Russia was carried out. To determine HBV genotypes and subgenotypes, 160 blood plasma samples from patients with acute hepatitis B were studied using molecular genetic methods (PCR, sequencing). The prevalence of latent hepatitis B in various population groups was assessed. The 2016–2020 hepatitis B vaccination coverage and relevant serological monitoring in adults was carried out. Results. While implementing the program, it was found that the incidence rate of acute hepatitis B in the district decreased by 4.5-fold, revealing in 2020 no cases of the disease in 5 regions, with incidence rate in the 6 subfederal units being lower than 1.0 per 100,000 population. Moreover, the incidence rate for chronic hepatitis B decreased by 2.6 times. The 2020 vaccination coverage of children under 17 and adults in all territories comprised more than 95% and 90%, respectively. In addition, it was shown the circulation of genotypes D and A of hepatitis B virus is dominated by genotype D (91.8%), subgenotype D2 (47.8%). The prevalence of latent hepatitis B among migrants was 6.5%, pregnant women — 4.9%, hemodialysis patients — 1.7%. Conclusion. Implementation of the program on elimination of acute viral hepatitis B in the territory of the North-West Russia contributed to raise in the vaccination coverage in adult population and lowered incidence rate of acute and chronic HBV infection

    Исследование возможности регенерации иода из газовых потоков при иодидном рафинировании

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    The article considers the possibility of recovering elemental iodine vapor from the waste gas in the zirconium refining section Carbon sorbents of various types produced in Russia were used for the refining. The sorbents were tested in laboratory units and directly in the production area. The optimal sorbent kind was found. The characteristics of iodine recovery from saturated sorbents were determined. Recommendations on the filter design are givenРассмотрена возможность улавливания паров элементарного иода из отходящих газов участка рафинирования циркония угольными сорбентами различных типов российского производства. Испытания сорбентов проведены на лабораторных установках и непосредственно на производственном участке. Подобран оптимальный вид сорбента. Определены показатели извлечения иода из насыщенных сорбентов. Выданы рекомендации конструкции фильтра
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