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Qué reúne NODOVOX Discovery: catálogos institucionales, recursos electrónicos, revistas de acceso abierto, colecciones disponibles y enlaces de consulta académica.

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53 resultados encontrados.

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Adsorption of Copper Ions by Microwave Treated Bentonite
Artículo
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K. Stepova et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
Changes of bentonite surface structure under the influence of direct microwave irradiation during adsorpion of Cu2+ from concentrated solutions were investigated by X-ray and EDS analysis. The microwave treated bentonite...
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An Annotated List of the Lichens and Lichenicolous Fungi of the Teteriv River Basin (Ukraine)
Artículo
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Nadiia Kapets · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
First data on lichens of the Teteriv River Basin appeared in the second part of 19th century. First records of lichenicolous fungi in this area were published at the end of the 20th century. An annotated list of lichens ...
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Batch microreactor for photocatalytic reactions monitoring
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N. V. Danyliuk et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
Photocatalytic oxidation of organic contaminants is a hot topic in environmental research. However, an effective purification process needs an effective photoreactor. Typical light sources such as mercury and halogen lam...
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Catalyst Particle Porosity Effect upon Flameless Combustion Characteristics
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V. V. Kalinchak et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The problem of heat and mass transfer of a porous catalyst particle is considered. On the her surface, including the inner surface of the pores, an irreversibly heterogeneous first-order reaction proceeds. It has been an...
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Copper and aluminum electric corrosion investigation and intermetallics disappearance in Cu-Al system analysis
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M. V. Yarmolenko · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
Copper and aluminum electric corrosion is investigated experimentally. It is founded that copper corrosion is higher than aluminum corrosion. Intermetallics disappearance rate in Cu-Al system is analyzing theoretically. ...
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Cross-border approach to regions’ smart specialization: experience of the EU member states
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Olha Demedyuk et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
In the recent decade, the EU Member States have been actively implementing the regional development policy based on innovative strategies of smart specialization. However, lately, European researchers have been paying in...
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Crystal growth and characterization of Benzimidazolium salicylate single crystal for nonlinear optical studies and antibacterial activity
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S. Sakthy Priya et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
Organic non-linear optical Benzimidazolium salicylate (BISA) single crystals have been harvested from methanol solution by slow evaporation method. The grown crystals belong to the monoclinic crystal system with space gr...
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Development and Application of Thin Wide-Band Screening Composite Materials
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I.V. Senyk et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The paper is dedicated to the development of effective composite coatings with the use of carbon fillers of different morphology, their research, and application in the broadband frequency range. Electromagnetic loss stu...
LCC TENDOlBoeXNpY3M~Idioma eng
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Disputed aspects of the reputation management implementation
Artículo
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Vitaliy Shkromyda · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
The recognition of the company and its products, its positive perception among stakeholders are important drivers of sustainable development, which together generate constant sales, provide high margins and strengthen co...
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Electric resistence hysteresis of platinum filament in chilled air/hydrogen mixtures
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V. V. Каlіnchak et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
Ignition of gaseous combustible mixtures on catalytically active hot solid surfaces has numerous applications in many industrial processes and is a complex process that involves close interaction between surface processe...
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Electrical properties of composites based on nanoporous carbon material
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I. M. Budzulyak et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
In this work, the morphological and electrical properties of the composite nanoporous carbon material/thermally expanded graphite or acetylene black have been investigated. Nanoporous carbon material was obtained from pl...
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Genotypes of the Cacoecia Podana Sc. Larvae in the Aes-1 Esterase Locus Differ in Their Food Micro-Niches
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Andriy Simchuk · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
Intergenotypic differentiation of trophic niche was studied in the system “apricot (Prunus armeniaca L.) - Cacoecia podana Sc.”. C. podana larvae, carried alternative Aes-1 genotypes, were found to prefer host plant ...
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Hybrid composites with low reflection of IR radiation
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О.І. Aksimentyeva et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The conditions of formation and properties of hybrid organic-inorganic composites based on epoxy polymer matrix and a mixture of magnetic and polymeric fillers are studied. Based on the study of physicochemical properti...
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Hydrogen Sorption Properties, Thermal Stability and Kinetics of Hydrogen Desorption From the Hydride Phase of The MgH2 of a Mechanical Alloys of Magnesium with Ti, Ni and Y
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O. G. Ershova et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The mechanical alloys-composite MАs (Mg +10 % wt.Ti + 5 % wt.Y and Mg +10 % wt.Ni + 5 % wt.Y) were synthesized. The phase content, microstructure, the thermal stability, kinetics of hydrogen desorption from the MgH2 hyd...
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Influence of polyfunctional nanomodificators on the microstructure of concrete composites of high strength and density
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O. V. Sumariuk et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The patterns of formation of highly functional concretes structure, which consist in formation of an ordered, low-porous, fine-crystalline microstructure of cementitious matrix, in particular due to pozzolanic reactions ...
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Influence of quantum dot shape on energy spectra of three-dimensional quantum dots superlattices
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I.V. Bilynskyi et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The band spectrum of quantum dots superlattices of different shapes at points of high symmetry is determined. Cubic, cylindrical and spherical quantum dots are considered. The width of the minizone is calculated. The dep...
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Influence of the Cement Dust on Ants Grouping (Hymenoptera, Formicidae)
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Tetiana Mykytyn et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
Research of the influence of cement dust in zone of PJSC “Ivano-Frankivskcement” on the ants grouping was conducted. In this exploration was noticed that at the anthropogenic load disappears ants of the genus Formica...
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Influence of the nano-WC content and Sintering Temperature on the Phase Composition of Hard Alloys in the System TiC–WC–VC–NiCr
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S. Pukas et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The effect of the WC content and the sintering temperature, as the main technological factor, on the phase composition of TiC–xWC–5VC–18NiCr alloys was investigated by X-ray phase analysis. It was established that ...
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Influence of vacuum annealing on the dispersion of thin double niobium-copper films deposited onto oxide materials
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I. I. Gab et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The kinetics of dispersion of thin niobium-copper films deposited onto leucosapphire, alumina and zirconia ceramics and annealed in vacuum at temperatures up to 1100 °C with different exposition times at each temperatur...
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Integrated Approach to Learning (On the Example of a Private Institution “School of the Free and Responsive”)
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Olha Pylypiv · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
The current stage of reforming the Ukrainian national school is characterized by a complication of the сontent of education, an increase in the amount of information and a reduction in the time allotted for its learning...
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Investigation of the conditions of synthesis of metal and chalcopyrite films from the degradation products of electrodes of an overstressed nanosecond discharge in argon and air
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A.K. Shuaibov et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The characteristics of an overstressed bipolar discharge with a duration of 100-150 ns in argon and air, which was ignited between copper electrodes in argon, and also between an aluminum electrode and a chalcopyrite (Cu...
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Laser Formation of Periodic Micro- and Nanostructures on the Surface of Monocrystalline Silicon
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I. A. Mohylyak et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
Experimental studies of the features of the formation of laser-induced periodic nanostructures on the surface of silicon wafers in the zones of action of second, millisecond and nanosecond laser pulses are conducted in t...
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Maniava Skete as a Citadel of the Christian Faith and Selflessness
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Mykola Lytvyn et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
Review of the monograph “The Great Skete in the Carpathians. In three volumes.” / Ed. by M. V. Kuhutiak. Volume 1. Ivano-Frankivsk: Manuskrypt-Lviv, 2013. 728 p. Volume 2. Ivano-Frankivsk: Manuskrypt-Lviv, 2015. 51...
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Metabolic Syndrome, Obesity, and Drosophila
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Maria Bayliak · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
Metabolic syndrome (MetS) is a cluster of metabolic disturbances increasing a risk of cardiovascular diseases and diabetes 2 types. The main features of MetS include atherogenic dyslipidemia, elevated blood pressure, ins...
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