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12 resultados encontrados.

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Field Emission from the Perspective Cathodes on the Nanostructured SiC base: a New Approach for the Field Enhancement Coefficient Consideration
Artículo
Acceso abierto Artículo DOAJ
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...
LCC TENDOlBoeXNpY3M~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Effect of deposition time on the optical properties of CdSe nanostructured films
Artículo
Acceso abierto Artículo DOAJ
H.A. Ilchuk et al · Vasyl Stefanyk Carpathian National University · 2025 · ISSN 1729-4428
Cadmium selenide nanostructured films were prepared using high-frequency magnetron sputtering method. All samples were deposited on quartz substrates in disk form with a radius of 16 mm. The temperature of the substrate ...
LCC TENDOlBoeXNpY3M~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Laser Formation of Periodic Micro- and Nanostructures on the Surface of Monocrystalline Silicon
Artículo
Material complementario disponible Artículo DOAJ
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...
LCC TENDOlBoeXNpY3M~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Properties of multicomponent (Mn-Ni-Co-Al-Si-Ti) oxide spinel hierarchically organized nanostructures deposited by magnetron sputtering in two temperatures.
Artículo
Acceso abierto Artículo DOAJ
P. Sagan et al · Vasyl Stefanyk Carpathian National University · 2021 · ISSN 1729-4428
Multicomponent spinel films were deposited on Ag/Si substrates by magnetron sputtering. Two substrate temperatures were used. XRD diffraction measurements show that the layers are composed of three metals oxides (Mn2O3, ...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
QUANTUM-DIMENSIONAL EFFECTS IN THERMOELECTRIC CHARACTERISTICS OF LEAD CHALCOGENIDES NANOSTRUCTURES
Artículo
Acceso abierto Artículo DOAJ
D.M. Freik et al · Vasyl Stefanyk Carpathian National University · 2014 · ISSN 2311-0155
On the basis of theoretical model of quantum well (QW) with infinitely high walls it was investigated thermoelectric parameters depending on the thickness of the layer of nanostructures IV-VI (PbS, PbSe, PbTe) in the app...
LCC TENDOkVkdWNhdGlvbg~~; TENDOkVjb25vbWljcyBhcyBhIHNjaWVuY2U~Idioma eng
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Open Access
Synthesis of CdSe/ZnS Nanoparticles with Multiple Photoluminescence
Artículo
Acceso abierto Artículo DOAJ
T. K. Sliusariak et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
The CdSе/ZnS nanostructures of Core-Shell type, that have multi-wave emission, are described and a scheme of possible energy transitions in the studied system is presented. CdSe nuclei were synthesized by mixing cadmium...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Analysis of the Structural, Morphological, and Elastic Properties of Nanosized CuFe2O4 Spinel Synthesized via Sol-Gel Self-Combustion Method
Artículo
Acceso abierto Artículo DOAJ
Julia Mazurenko et al · Vasyl Stefanyk Carpathian National University · 2024 · ISSN 1729-4428
Nanosized CuFe2O4 ferrite was synthesized through the sol-gel self-combustion technique, using iron and copper nitrates with citric acid as fuel. The synthesized ferrite was subsequently analyzed using X-ray diffraction ...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Electrical Properties of Ge/Ge(x)Si(1-x) thin films on the boundary of semiconductor-dielectric transition
Artículo
Material complementario disponible Artículo DOAJ
Sergiy Luniov et al · Vasyl Stefanyk Carpathian National University · 2025 · ISSN 1729-4428
Calculations of the dependencies of carrier concentration and specific electrical conductivity at room temperature for the undoped and doped germanium nanofilms, grown on the Ge(x)Si(1-x) substrate with crystallographic ...
LCC TENDOlBoeXNpY3M~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Formation of Nanoclusters on the Adsorbed Surface under the Action of Comprehensive Pressure and Electric Field
Artículo
Acceso abierto Artículo DOAJ
R. M. Peleshchak et al · Vasyl Stefanyk Carpathian National University · 2019 · ISSN 1729-4428
In the paper, the influence of the electric field and the comprehensive pressure on the conditions of formationand the period of the surface superlattice of adatoms in semiconductors is investigated. It is established th...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
GEANT4 Study of Secondary Electron Emission in ZnO Nanorod Arrays under 10-100 MeV Oxygen Ion Irradiation
Artículo
Acceso abierto Artículo DOAJ
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...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Solvothermal/Hydrothermal Manufacturing of Carbon Nanotubes for Hydrogen storage: A Comparative Study
Artículo
Material complementario disponible Artículo DOAJ
R. Namitha et al · Vasyl Stefanyk Carpathian National University · 2020 · ISSN 1729-4428
Investigation on the manufacturing of multi-walled carbon nanotubes (MWNTs) by solvothermal and hydrothermal procedure and the electrochemical behavior of these nanostructured electrode materials for hydrogen storage has...
LCC TENDOlBoeXNpY3M~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
The Influence of Dimensional Static and Dynamic Charge on the Spectral Parameters and Active Dynamic Conductivity of Resonanse Tunnelling Structures with Constant Electric Field
Artículo
Acceso abierto Artículo DOAJ
I. V. Boyko et al · Vasyl Stefanyk Carpathian National University · 2017 · ISSN 1729-4428
In the model of effective masses and rectangular potentials obtained self-consistent solution of Poisson and Schrödinger equations for different concentrations of electrons. It has been calculated spectral parameters an...
LCC TENDOlBoeXNpY3M~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access