68 research outputs found

    Московська патріархія проти адміністратора Автокефальної православної церкви Полікарпа (Сікорського): обставини та інструментарій спроби дискредитації (Moscow Patriarchate against Church Autocephalous administrator Policarp (Sikorsky): circumstances and attempts to discredit tools)

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    Стаття присвячена одному із прикладів дії російського політичного православ’я – незаконній забороні у священстві і проклятті адміністратора Автокефальної православної церкви в українських землях у роки німецько-радянської війни архієпископу Полікарпу (Сікорському). Стверджується, що канонічні санкції проти українського владики застосовувались безпідставно і стали результатом політизації функціонування Московської патріархії. (This article is devoted to one of the example of the Russian political orthodoxy – illegal priesthood ban and curse administrator Autocephalous Church in Ukrainian lands during the German-Soviet war Archbishop Policarp (Sikorsky). It is alleged that the canonical sanctions against Ukrainian bishops applied arbitrarily and are the result of politicization functioning Moscow Patriarchate.

    Information technologies and human factor in civil aviation

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    The article makes the philosophical analysis of correlation of information and communication systems, modern means of communications and navigation, and the role of the human factor in increasing the safety of aircraft flying in civil aviatio

    SEM Investigation of ZnO and CdO–ZnO Layers Grown by Sol-Gel Technology and a Multifractal Analysis of their Surface Depending on Synthesis Conditions

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    Introduction. Super-thin films of zinc oxide regarded as transparent electrodes can be integrated in effective semiconductor heterostructures for use in modern infrared photo electronics and solar power installations. The most important parameter of zinc oxide thin layers is their surface nanorelief, which can be effectively studied using SEM spectroscopy. SEM images allow for a quantitative description of the surface depending on the synthesis conditions using the method of multifractal analysis. Such an approach reveals quantitative relationships between the fractal parameters of the surface topography of the layers in these systems and the temperature regimes used for their final annealing in conventional sol-gel technology.Aim. To reveal quantitative relationships between the fractal parameters of the surface topography of layers in the Zn–O & Zn–Cd–O systems and the temperature conditions of their final annealing. The MFA method was used for a quantitative description of the surface state depending on the synthesis conditions.Materials and methods. Super-thin films in the ZnO and ZnO–CdO systems were synthesized using a modified sol-gel technology. The temperature-concentration ranges of the parameters of the modified technological process, which allows high-quality layers of the material to be reproducibly obtained on a glass substrate, were determined. The surface morphology was investigated by SEM spectroscopy depending on the temperature of the final annealing of the layers. SEM images of the surface served as a basis for multifractal analysis (MFA) of the surface area and volume of nanoforms, which are formed on the surface of the obtained layers thus determining their surface relief.Results. Renyi’s numbers and the parameters of fractal ordering in MFA were chosen as fractal parameters for describing the nano-geometry of the layer surface. MFA was applied to the description of both the surface areas and volumes of nanoforms. Quantitative correlations between Renyi’s numbers, as well as the parameters of fractal ordering for the areas and volumes of surface nanoforms, and the temperature of the final annealing were found.Conclusion. The numerical values of Renyi’s numbers for the surface and volume characteristics of the surface of layers were used to assess the effect of the fractality of the surface on the molar surface energy of the film. Consideration of the fractal geometry of nanoforms with their characteristic sizes smaller than 5·103μm shows the possibility of both an increase in the surface energy of the resulting film and its decrease when changing the characteristic sizes of nanoforms. The latter effect is due to the formation of a highly porous surface at the nano levelIntroduction. Super-thin films of zinc oxide regarded as transparent electrodes can be integrated in effective semiconductor heterostructures for use in modern infrared photo electronics and solar power installations. The most important parameter of zinc oxide thin layers is their surface nanorelief, which can be effectively studied using SEM spectroscopy. SEM images allow for a quantitative description of the surface depending on the synthesis conditions using the method of multifractal analysis. Such an approach reveals quantitative relationships between the fractal parameters of the surface topography of the layers in these systems and the temperature regimes used for their final annealing in conventional sol-gel technology.Aim. To reveal quantitative relationships between the fractal parameters of the surface topography of layers in the Zn–O & Zn–Cd–O systems and the temperature conditions of their final annealing. The MFA method was used for a quantitative description of the surface state depending on the synthesis conditions.Materials and methods. Super-thin films in the ZnO and ZnO–CdO systems were synthesized using a modified sol-gel technology. The temperature-concentration ranges of the parameters of the modified technological process, which allows high-quality layers of the material to be reproducibly obtained on a glass substrate, were determined. The surface morphology was investigated by SEM spectroscopy depending on the temperature of the final annealing of the layers. SEM images of the surface served as a basis for multifractal analysis (MFA) of the surface area and volume of nanoforms, which are formed on the surface of the obtained layers thus determining their surface relief.Results. Renyi’s numbers and the parameters of fractal ordering in MFA were chosen as fractal parameters for describing the nano-geometry of the layer surface. MFA was applied to the description of both the surface areas and volumes of nanoforms. Quantitative correlations between Renyi’s numbers, as well as the parameters of fractal ordering for the areas and volumes of surface nanoforms, and the temperature of the final annealing were found.Conclusion. The numerical values of Renyi’s numbers for the surface and volume characteristics of the surface of layers were used to assess the effect of the fractality of the surface on the molar surface energy of the film. Consideration of the fractal geometry of nanoforms with their characteristic sizes smaller than 5·103μm shows the possibility of both an increase in the surface energy of the resulting film and its decrease when changing the characteristic sizes of nanoforms. The latter effect is due to the formation of a highly porous surface at the nano leve

    Clinical manifestations of Grinspan–Potekaev syndrome on the buccal mucous membrane (a case report)

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    Grinspan–Potekaev syndrome is a rare disorder facing dentists in practical activity. That is why the detailed analysis of the disease clinical course peculiarities is important and urgently needed. The aim of the work: to analyze the clinical course of Grinspan–Potekaev syndrome on the buccal mucous membrane using the example of a patient treatment in the dental clinic Denta Plus (Zhytomyr city). Materials and methods. Bibliosemantic method (analysis, correlation, comparison, generalization, systematization of scientific literature on the studied issues), system analysis and logical generalization (for developing the algorithm of diagnostics and treatment), medical documentation analysis of the patient, who sought medical assistance in the dental clinic Denta Plus, were used. Results. The clinical course of Grinspan–Potekaev syndrome on the buccal mucous membrane was described and analyzed. The conducted diagnostic methods allowed to determine the diagnosis, to develop and to apply the complex drug therapy that positively influenced the general well-being, promoted the transformation of erosive-ulcerous form of lichen planus into less aggressive and safer exudative-hyperaemic one. The difficulties during the diagnostic and differential diagnostic stages concerned the fact that typical skin lesions were not observed and the “fern pattern” on the buccal mucous membrane (within the period of exacerbation) was not clear. Besides, the patient did not have any complaints specific to diabetes mellitus, therefore a blood glucose level and glycemic profile were determined only in the process of case follow-up, the patient was further referred to an endocrinologist, who diagnosed type 2 diabetes mellitus. Conclusions. The described case of Grinspan–Potekaev syndrome allowed to analyze the clinical course of the disease in the oral cavity within the exacerbation period and to examine the components of diagnostic and treatment process. The treatment response in Grinspan–Potekaev syndrome (with isolated manifestations of lichen planus on the buccal mucous membrane) depends not only on a dentist competence but also on cooperation between other specialists: dermatologist, oncologist, psychotherapist, family physician, and endocrinologist. Despite the positive clinical effect, the need to follow-up the further course of the disease is associated with the possibility of erosive-ulcerous form of lichen planus relapses and its malignant transformation

    Influence of tree-crown density on dominant plant species of the herb-shrub stratum in the zone of mixed forests

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    Forest ecosystems are among the most complex and dynamic biological systems of our planet. They play an important role in sustaining biodiversity, regulating the climate, and preserving water resources. Furthermore, they serve as natural filters, improving the quality of soil and air, and also preventing erosive processes. Forests create unique conditions for life of various species of plants and animals, which contributes to maintenance of the natural biodiversity and supports the stability of the ecosystem. Likewise, forests are important for the carbon cycle. They absorb a large amount of carbon, thus hindering global warming. Therefore, forest ecosystems are of paramount ecological value and their preservation is crucial for a balanced functioning of the planet. Our studies were carried out in the forest ecosystems of the Desna-Starohutskyi National Park, which is in the Ukrainian Polissia. The materials and methods of the study included systematic collection of the data on density of tree crowns, and also records of diversity of plants of the herb-shrub stratum in the chosen forest areas. Those data were analyzed using statistical methods. The study results revealed that the crown density has a significant effect on diversity of herb-shrub plants in the lower forest strata. Increase in crown density correlated with decrease in the light availability in the herb-shrub stratum. Change in the crown density towards increase significantly altered the conditions for competition between herbaceous and shrub species. Decrease in light availability led to shift in the competition ratio between the species, promoting dominance of more shade-loving species. Increase in crown density, which often reached 100%, made the competition more severe, especially for key resources (light, water, and nutrients). Because of this, species diversity in the herb-shrub stratum of the forest ecosystems was observed to decrease, and less adapted species were extruded. In general, change in tree-crown density in the forest ecosystem had a significant effect on the dynamics of herbaceous and shrub species, changing competitive relations and the structure of those plant communities. The results we obtained expand the knowledge about interactions between crown density and the structure of herb-shrub stratum, which gives perspectives for more efficient management of forest resources, and can also improve scientific identification and implementation of measures for protection of forest ecosystems

    Experience of laparoscopic treatment of children with surgical and urological pathology

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    Досвід лапароскопічного лікування хірургічної та урологічної патології в дітейExperience of laparoscopic treatment of children with surgical and urological patholog

    YbPd2In : A promising candidate for strong entropy accumulation at very low temperature

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    We report on synthesis, crystal structure, magnetic, thermodynamic, and transport properties of the compound YbPd2In, crystallizing as a Heusler structure type. A trivalent state of the rare earth was determined by fitting the magnetic susceptibility with a Curie-Weiss law. This compound is characterized by showing very weak magnetic interactions and a negligible Kondo effect. A specific-heat jump was observed at T 48250mK, followed at higher temperature by a power-law decrease of CP(T)/T. The resulting large electronic entropy increase at very low temperature is rapidly shifted to higher temperature by the application of magnetic field. This magnetocaloric effect places YbPd2In as a very good candidate for adiabatic demagnetization cooling processes

    Экспериментальные исследования влияния интегрированного когерентного излучения на показатели крови телят

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    У статті наведено результати експериментальних досліджень впливу інтегрованого випромінювання розроблених приладів на живі об'єкти на прикладі хворих тварин. Для лікування світловим випромінюванням інтегрованим були використані розроблені авторські фізіотерапевтичні прилади серії «ПРОМІНЬ-12». Показано, що подібні методики та апаратура можуть бути використані для лікування широкого спектру захворювань у галузі ветеринарної медицини. Режими роботи лазерних випромінювачів є оптимізованими для регенерації біологічних структур, зокрема крові, а також імунних функцій організму. Для удосконалення наведених методів впливу та застосування приладів необхідні подальші дослідження з метою створення режимів інтегрованого впливу поширеного діапазону частот електромагнітного випромінювання.The results of experimental studies on the effect of radiation integrated devices designed for living objects on the example of sick animals. For the treatment of light emission were used integrated authors developed a series of physical therapy equipment "Promin-12." It is shown that similar techniques and equipment can be used to treat a wide range of diseases in veterinary medicine. Modes of operation of laser emitters are optimized for the regeneration of biological structures, including blood and immune functions. To improve these methods use devices will require further research to develop an integrated mode of influence extended range of frequencies of electromagnetic radiation.В статье приведены результаты экспериментальных исследований влияния интегрированного излучения разработанных приборов на живые объекты на примере больных животных. Для лечения световым интегрированным излучением были использованы разработанные авторские физиотерапевтические приборы серии «ПРОМІНЬ-12». Показано, что подобные методики и аппаратура могут быть использованы для лечения широкого спектра заболеваний в области ветеринарной медицины. Режимы работы лазерных излучателей оптимизированы для регенерации биологических структур, в частности крови, а также иммунных функций организма. Для усовершенствования приведенных методов использования приборов необходимы дальнейшие исследования с целью создания режимов интегрированного влияния расширенного диапазона частот электромагнитного излучения
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