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Article
Formation of Planar Field-Emission Devices Based on Carbon Nanotubes on Co–Nb–N–(O) Alloy
Integrated field-emission devices and integrated circuits (ICs) based on them are a promising direction in microelectronics, which is associated with the use of low-voltage and stable field emitters based on n...
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Article
Examples of Asymptotic Solutions Obtained by the Complex Germ Method for the One-Dimensional Nonlocal Fisher–Kolmogorov–Petrovsky–Piskunov Equation
The general construction of the Cauchy problem solution for the one-dimensional nonlocal population Fisher–KPP equation is briefly described in terms of semiclassical asymptotics based on the complex WKB-Maslo...
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Article
Open AccessProbing the explanation of the muon (g-2) anomaly and thermal light dark matter with the semi-visible dark photon channel
We report the results of a search for a new vector boson ( \( A'\) A ...
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Article
Open AccessHunting down the X17 boson at the CERN SPS
Recently, the ATOMKI experiment has reported new evidence for the excess of \(e^+e^-\) ...
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Article
Structure, Composition, and Properties of Zn- and O-Ion Implanted Silicon at Elevated Temperatures
Czochralski-grown Si substrates (n-type, orientation (100)) are subjected to double implantation, notably, initially by 64Zn+ ions with a dose of 5 × 1016 cm–2 and an energy of 50 keV and then with 16O+ ions with...
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Article
Nanoparticle Formation in Zinc-Ion-Implanated Quartz Upon Oxidation at Elevated Temperatures
The results of the synthesis of metallic zinc nanoparticles (NPs) and its oxide in amorphous quartz, implanted with 64Zn+ ions with an energy of 50 keV and a dose of 5 × 1016/cm2, and isochronously annealed in ox...
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Article
Adomyan Decomposition Method for a Two-Component Nonlocal Reaction-Diffusion Model of the Fisher–Kolmogorov–Petrovsky–Piskunov Type
We consider an approach to constructing approximate analytical solutions for the one-dimensional twocomponent reaction-diffusion model describing the dynamics of population interacting with the active substanc...
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Article
Adomian Decomposition Method for the One-dimensional Nonlocal Fisher–Kolmogorov–Petrovsky–Piskunov Equation
The Adomian decomposition method is applied to construct an approximate solution of the generalized one-dimensional Fisher–Kolmogorov–Petrovsky–Piskunov equation describing the population dynamics with nonloca...
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Article
Research of the Possibility to Obtain Structures with Nanometer Layer Thicknesses and Sharp-Cut Interfaces between Them Using Ion-Beam and Reactive Ion-Beam Deposition Processes
Abstract—At present, atomic layer deposition and magnetron sputtering processes are used in the production of integrated circuits (IC) to obtain structures with nanometer layer thicknesses and sharp interfaces be...
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Article
Study of the Process of Reversible Insertion of Lithium into Nanostructured Materials Based on Germanium
Nanostructured germanium samples prepared by electrochemical deposition from aqueous solution of 0.05 М germanium oxide onto titanium substrate are tested as the negative electrodes of lithium-ion batteries. T...
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Article
Effect of electrolyte temperature on the cathodic deposition of Ge nanowires on in and Sn particles in aqueous solutions
The results of studying the growth of filamentous Ge structures in aqueous electrolytes at various temperatures using In and Sn nanoparticle arrays as nucleation sites are given. The temperature of Ge cathodic...
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Article
Symmetries of the One-Dimensional Fokker–Planck–Kolmogorov Equation with a Nonlocal Quadratic Nonlinearity
The one-dimensional Fokker–Planck–Kolmogorov equation with a special type of nonlocal quadratic nonlinearity is represented as a consistent system of differential equations, including a dynamical system descri...
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Article
Optical spectroscopy of arrays of Ag–Au nanoparticles obtained by vacuum-thermal evaporation
The possibility of creating irregular arrays of bimetallic Ag–Au nanoparticles is investigated. The ability to manipulate their optical properties based on the simple engineering processes of thermal spraying ...
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Article
CVD-growth of CNT with the use of catalutic Ct–Me–N–O thin films incorporated in the technology
The process of the formation of carbon nanotube arrays on Ct–Me–N catalytic alloys of low nickel content (10–20 at %) by chemical vapor deposition, where Ct is a catalytic metal from the group of Ni, Co, Fe, a...
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Article
Formation of carbon nanotubes on an amorphous Ni25Ta58N17 alloy film by chemical vapor deposition
It is shown that it is possible to grow carbon nanotubes on the surface of an amorphous Ni–Ta–N metal alloy film with a low Ni content (~25 at %) by chemical deposition from acetylene at temperature 400–800°C....
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Article
Synthesis of highly photostable NIR-emitting quantum dots CdTeSe/CdS/CdZnS/ZnS
The use of near IR (NIR) fluorescent labels is promising in such areas as molecular biology, diagnostics and imaging, because this spectrum region is absorbed minimally by tissues and is significantly shifted ...
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Article
Use of thin film of a Co15Ti40N35 alloy for CVD catalytic growth of carbon nanotubes
It is shown that multiwalled carbon nanotubes can be grown on the catalytic surface of a Co–Ti–N alloy with low (~10 at %) cobalt content by the conventional method of chemical deposition from acetylene. Addin...
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Article
CVD growth of carbon nanotubes on thin-film Ni20Ti35N45 alloy catalyst
The possibility of forming carbon nanotube (CNT) arrays on a Ni–Ti–N catalytic alloy with low nickel content by chemical vapor deposition (CVD) is demonstrated. Adding nitrogen to the Ni–Ti alloy composition f...
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Article
Visualization and identification of nanoparticles in si subjected to the successive implantation of 64Zn+ and 16O+ ions
Nanoparticles are visualized and identified in a near-surface Si layer subjected to the successive implantation of 64Zn+ and 16O+ ions. Scanning transmission electron microscopy coupled with energy-dispersive spe...
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Article
Asymptotics of the Multidimensional Nonlocal Fisher–Kolmogorov–Petrovskii–Piskunov Equation Near a Quasistationary Solution
Asymptotic solutions of the multidimensional nonlocal Fisher–Kolmogorov–Petrovskii–Piskunov equation with an influence function that is invariant with respect to a spatial shift are constructed. The asymptotic...
