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120 resultados encontrados.

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Modeling of integrated signal converters for biomedical sensor microsystems
Artículo
Material complementario disponible Artículo DOAJ
I.T. Kogut et al · Vasyl Stefanyk Carpathian National University · 2023 · ISSN 1729-4428
The paper presents the results of computer modeling of the proposed functional-electrical circuit of integrated signal converters (ISC) from photosensitive elements based on CMOS operational amplifiers, which is intended...
LCC TENDOlBoeXNpY3M~Idioma eng
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Modelling of the strategic planning process at an agricultural enterprise
Artículo
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Iryna Boryshkevych et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 2311-0155
The development strategy is a long-term roadmap of the company's activities, which makes it possible to achieve higher performance in relation to competitors. Almost all managers of agricultural enterprises in the proces...
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The Modeling of growth process on the surface of crystal
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R.L. Politanskyi et al · Vasyl Stefanyk Carpathian National University · 2022 · ISSN 1729-4428
The article is devoted to modelling the growth of thin films on the surfaces of crystals having a similar crystal structure with a small parameter of mismatch of the lattice of substances from which the film and the crys...
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Theoretical modelling of temperature changes during induction heating of magnetite suspensions
Artículo
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Ya.P. Saliy et al · Vasyl Stefanyk Carpathian National University · 2022 · ISSN 1729-4428
Although now it is customary to use magnetic hyperthermia in the treatment of oncological diseases as an auxiliary method, detailed modeling of the tissue heating process with parameters close to real ones will allow thi...
LCC TENDOlBoeXNpY3M~Idioma eng
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Analysis X-ray diffractograms from near-surface layers of monocrystals: development of models, algorithms and software
Artículo
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I.P. Yaremiy et al · Vasyl Stefanyk Carpathian National University · 2024 · ISSN 1729-4428
An algorithm for analyzing double-crystal rocking curves from the near-surface layers of monocrystals has been proposed, and corresponding software has been developed. It is taken into account that to obtain correct resu...
LCC TENDOlBoeXNpY3M~Idioma eng
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Advantages of Direct Laser Writing for Enhancing the Resolution of Diffractive Optical Element Fabrication Processes
Artículo
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V.V. Petrov et al · Vasyl Stefanyk Carpathian National University · 2024 · ISSN 1729-4428
A technology for direct laser writing of code sequences on modulation disks has been developed and implemented, ensuring high accuracy and reliability in the process of forming structural elements. The main advantages of...
LCC TENDOlBoeXNpY3M~Idioma eng
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Average decayed dynamics of one-step transformation process with randomly varying return transition rate
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O.L. Kapitanchuk et al · Vasyl Stefanyk Carpathian National University · 2024 · ISSN 1729-4428
The problem of stochastic averaging of the decayed dynamics of the output state population of a one-step transformation process with constant deterministic forward transition rate and randomly varying return transition r...
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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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Characterization of (As2S3)1-x(Bi2S3)x glasses by DC conductivity
Artículo
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I.M. Voynarovych et al · Vasyl Stefanyk Carpathian National University · 2025 · ISSN 1729-4428
We present DC conductivity measurements of newly synthesised and thermally annealed (As2S3)1-x (Bi2S3)x (0.08 ≤ x ≤ 0.14) glasses. X-ray diffraction measurements show that as-prepared As2S3)1-x(Bi2S3)x glasses we...
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Field Emission from the Perspective Cathodes on the Nanostructured SiC base: a New Approach for the Field Enhancement Coefficient Consideration
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А.М. Gariachko et al · Vasyl Stefanyk Carpathian National University · 2022 · ISSN 1729-4428
A new comprehensive theory for the field emission from the nanostructured semiconducting SiC was built with allowance for specially worked out analytical model of the field enhancement coefficient for the case of compara...
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First-Principles Calculations of Stable Geometric Configuration and Thermodynamic Parameters of Cadmium Sulfide Thin-Film Condensates
Artículo
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Z. Oleksyn et al · Vasyl Stefanyk Carpathian National University · 2021 · ISSN 1729-4428
Thin-film CdS layers obtained by the open evaporation method in vacuum are considered and cluster models for calculation of crystal, band structure and thermodynamic parameters are proposed. The thermodynamic parameters ...
LCC TENDOlBoeXNpY3M~Idioma eng
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GEANT4 Study of Secondary Electron Emission in ZnO Nanorod Arrays under 10-100 MeV Oxygen Ion Irradiation
Artículo
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V. Kotsyubynsky et al · Vasyl Stefanyk Carpathian National University · 2025 · ISSN 1729-4428
Computational study of secondary electron emission (SEE) from ZnO nanorod arrays deposited on Au/Si₃N₄ substrates under irradiation with 16O ions in the 10–100 MeV energy range was performed. Using a combination of...
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How to Combine Student Science Education with Modern Environmental Education
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Andrii Chepok et al · Vasyl Stefanyk Carpathian National University · 2022 · ISSN 2311-0155
This work is devoted to current problems of modern education: the formation and  development of scientific thinking of the individual from the school age and the improvement of environmental education of students both o...
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Implementing Learner Autonomy in English as a Foreign Language Classroom Through a Flipped Classroom Pedagogical Approach
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Ihor Romanyshyn et al · Vasyl Stefanyk Carpathian National University · 2024 · ISSN 2311-0155
This study is a small-scale action research on the problem of using the Flipped Classroom pedagogical approach to enhance learner autonomy in the target group of high school students in an EFL classroom. The main stages ...
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Simulation of Gnosis: Which Doors Do "Keys of Mary" Open (On the Basis On the Novel "Keys of Mary" by A. Kurkov, Yu. Vynnychuk)
Artículo
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Nataliia Maftyn · Vasyl Stefanyk Carpathian National University · 2022 · ISSN 2311-0155
Given article is the first study of the artistic features of the novel "Keys of Mary" since its publication. The article clarifies the difference between literary texts that attempt to provide answers to the philoso...
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Singularities of Polishing Substrates GaAs by Chemo-Dynamical and Non-Contact Chemo-Mechanical Methods
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G. A. Pashchenko et al · Vasyl Stefanyk Carpathian National University · 2016 · ISSN 1729-4428
The comparative investigation of two chemical polishing methods as applied to GaAs substrates is carried out. In both cases the equal etchant Br2+HBr was used. The comparison of etching rates and of surface morphology is...
LCC TENDOlBoeXNpY3M~Idioma eng
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Structure and Optical Properties of b¢-Phase of Ag<sub>8</sub>SnSe<sub>6</sub>
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I. V. Semkiv · Vasyl Stefanyk Carpathian National University · 2016 · ISSN 1729-4428
Energy dispersive x-ray spectroscopy of lowtemperature b¢-Ag&lt;sub&gt;8&lt;/sub&gt;SnSe&lt;sub&gt;6&lt;/sub&gt; crystalcarried out. Energy dispersive spectrum shows only peaks related to Ag&lt;sub&gt;8&lt;/sub&gt;SnSe&...
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THE EFFECT OF SO42- SULPHATE ANIONS ON THE ULTRAFINE TITANIA NUCLEATION
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V. O. Kotsyubynsky et al · Vasyl Stefanyk Carpathian National University · 2016 · ISSN 2311-0155
We have proposed and experimentally tested a phenomenological model of SO42- sulphate anions effect on the titania nucleation during hydrolysis of titanium tetrachloride. Sulphate anions form the chelating bidentate comp...
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Temperature Dependence of the Refractive Index of Vitreous Alloys of the Ag-As-S System
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I. I. Shpak et al · Vasyl Stefanyk Carpathian National University · 2018 · ISSN 1729-4428
The temperature coefficient of refractive index dn/dT is determined for glassy allous of the system along the(Ag2S)x(As2S3)100-x, direction (0 &lt; x &lt;20) in the spectral interval of 1–5 μm at temperature of 77– ...
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Temperature dependence of the optical absorption edge of doped gallium arsenide
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Ig. Iv. Chychura et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The temperature dependences of the optical absorption edges of Zn doped GaAs semiconductor crystals have been measured from 300 to 560 K. The temperature dependence of the optical absorption in the Urbach edges is adequa...
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The Influence of Electron-Hole Exchange Interaction of Colloidal CdS Quantum Dots on the Value of the Resonant Stokes Shift
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V. I. Boichuk et al · Vasyl Stefanyk Carpathian National University · 2017 · ISSN 1729-4428
On the basis of the model of the multiband valence band the exiton energy was calculated in the CdS nanocrystals as a function of quantum dot radius. The dependence of the resonance Stokes shift was analized and the comp...
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The Terror-Famine Trauma Through the Narrative of Novella "Holodomor" by Yevhen Hutsalo
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Natalia Maftyn · Vasyl Stefanyk Carpathian National University · 2022 · ISSN 2311-0155
One of the tasks of modern humanities, in particular Ukrainian one, is textualization of trauma as a memory that comes to life in “narratives of national identity”, since all the traumatic experience of previous gene...
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The mechanisms of nickel-iron spinel phase nucleation in aquous solutions: crystal quasichemical approach
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V. Bojchuk et al · Vasyl Stefanyk Carpathian National University · 2019 · ISSN 1729-4428
The phenomenological model of nikel-iron spinel nucleation with spinel structure based on the partial charge theory and analysis of hydrolysis and polycondensation processes at the interaction of Fe3+-, Fe2+- and Ni2+- h...
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A Word in Memory an Outstanding Ukrainian Historian, Academician Volodymyr Hrabovetsky
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Mykola Kuhutiak · Vasyl Stefanyk Carpathian National University · 2017 · ISSN 2311-0155
The article deals with the scientific work of a famous Ukrainian historian and source scholar Volodymyr Hrabovetskyі. In the creative heritage of the scientist there is a series of works dedicated to the history of Gali...
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