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Article
Study of the Influence of Ferromagnetic Impurity Concentration on Magnetic Properties of Binary Palladium–Cobalt Alloy
A comparative study of the magnetic properties of a palladium–cobalt alloy with an impurity content of up to 10 at % was made using calculations based on the density functional theory and experimental methods....
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Article
Ultrafast Plasmon Resonance Modification in Epitaxial Silver Film
Ultrafast dynamics of the reflection coefficient of a thin epitaxial silver film on- and off- plasmon resonance has been studied using pump-probe technique. We demonstrate that modification of surface plasmon ...
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Article
Manifestations of Spinodal Decomposition into Dilute Pd1-xFex “Phases” in Iron-Implanted Palladium Films: FMR Study
Palladium–iron alloys produced by high-dose implantation of iron ions into epitaxial palladium films were investigated with the ferromagnetic resonance (FMR) and vibrating sample magnetometry (VSM) techniques....
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Article
Synthesis of Thin Niobium Films on Silicon and Study of Their Superconducting Properties in the Dimensional Crossover Region
Niobium films with a thickness of 4–100 nm are synthesized on a silicon substrate under ultrahigh vacuum conditions. Measurements of the electrical resistance show a high superconducting transition temperature Tc
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Article
Formation of Pores in Thin Germanium Films under Implantation by Ge+ Ions
Results are presented of a study of the morphology of germanium films nanostructured by ion implantation. Film samples were grown by magnetron sputtering in an ultrahigh-vacuum installation and then irradiated...
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Article
Features of Formation of Cr3+ Paramagnetic Centers in Strontium Titanate (SrTiO3) Implanted with Chromium Ions
We present results of structural (XPS) and magnetic resonance (EPR) studies of single-crystal plates of strontium titanate (SrTiO3) heavily doped with chromium utilizing ion implantation technique. It was shown t...
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Article
Studying Near-Surface Layers of Germanium Implanted with Cobalt Ions
Results of an investigation of the surface of germanium nanostructured by means of ion implantation are presented. Single-crystalline germanium (c-Ge) plates were irradiated by 40-keV cobalt Co+ ions in a dose ra...
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Article
Femtosecond Optical and Magneto-Optical Spectroscopy Study of Magnetic and Electronic Inhomogeneities in a Pd0.94Fe0.06 Thin Film
The results of a femtosecond optical and magneto-optical spectroscopy study of a thin epitaxial film of a low-temperature magnetically soft Pd0.94Fe0.06 alloy on a ({dy001})-MgO substrate are reported. The photoi...
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Article
Internal Stresses in Plasma Deposited Polymer Film Coatings
A technique for measuring the internal stresses in polymer films deposited on a glass substrate in gas discharge plasma is developed. Using this technique, the dependence of internal stress in thin films of po...
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Article
Exchange Spring in a Heterostructure with Pd0.96Fe0.04 Low-Temperature Ferromagnet
The exchange bias of the magnetic hysteresis loop and the exchange-spring effect have been observed in thin-film heterostructures comprising layers of Pd0.96Fe0.04 low-temperature ferromagnet, metallic cobalt, an...
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Article
Synthesis and Studies of Palladium-Iron Alloy Thin Film with L10 Ordered Structure
The paper deals with the synthesis of palladium-iron alloy thin film with the ordered L10 structure and presents results of its studies. The evolution of the thin film crystallinity is described at different stag...
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Article
Morphology of Polymer Film Coatings Produced in a Barrier Gas Discharge at Atmospheric Pressure
The technique of deposition of polymer films from the barrier gas discharge plasma on top of dielectric substrates is developed. The film precursor is a monomer material highly dispersed in a transport plasma ...
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Article
FMR Studies of Ultra-Thin Epitaxial Pd0.92Fe0.08 Film
Magnetic anisotropies of 20 nm epitaxial film of palladium–iron alloy Pd0.92Fe0.08 grown on the (001) MgO substrate were studied. Ferromagnetic resonance (FMR) spectroscopy and vibrating sample magnetometry (VSM)...
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Article
Stability of Carbons in the Composition of Electrodes for Supercapacitors with Organic Electrolytes
The stability of double-layer supercapacitors with organic electrolyte and electrodes of activated charcoal is improved by optimizing the activation parameters of the material and also by its additional therma...
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Article
Effect of the conditions of activated carbon synthesis from wood on its porous structure and the specific characteristics of double layer supercapacitors with a sulfuric acid-based electrolyte
For supercapacitors with sulfuric acid electrolyte, a promising carbon material was suggested, namely, activated carbon from waste wood. It was shown how the synthesis conditions of activated carbon affect its...
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Article
Experimental setup for studying processes initiated by the interaction of high-power laser radiation and matter
An experimental setup developed in cooperation between the Institute for Energy Problems of Chemical Physics and the Joint Institute for High Temperatures for studying processes that occur during laser sublima...
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Article
Studying condensed phase formed upon interaction between a high-power laser pulse and crystal aluminum oxide
Forms of the condensed phase created under the action of a high-power CO2 laser pulse (power, 4 J/pulse; λ = 10.6 μm; pulse duration, 1.5 μs) on optical sapphire (Al2O3) solid targets are investigated. The ablati...
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Article
Activated carbon for supercapacitor electrodes with an aqueous electrolyte
Activated carbons on the basis of wood are obtained; the carbons are characterized by the optimal characteristics necessary to apply in supercapacitors with a sulfuric acid-based electrolyte. The properties of...
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Article
Porous structure and electrical capacitance of charcoals in aqueous and organic electrolytes
Activated carbons produced from two wood species, birch and alder, were compared. For both carbons identical dependences of the porous structure and electrochemical parameters of the carbons on activation cond...
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Article
Effect of the amount of F4 fluoroplastic binder in carbon electrodes on characteristics of supercapacitors
Effect of the amount of F4 fluoroplastic binder in activated carbon electrodes on characteristics of double-layer supercapacitors with both aqueous and organic electrolytes was studied. It was shown that, depe...