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Article
Ecological Plasticity, Yield, and Grain Quality of Different Soybean Varieties under Conditions of Kursk Oblast
The purpose of the research was to select the most promising soybean varieties for the conditions of Kursk oblast on the basis of the results of the assessment of their environmental stability and plasticity, ...
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Article
Magnetic-Pulse Deformation of TiNi Alloy: Experiment and Calculation
Magnetic-pulse loading methods have been known since the 1980s and, as a rule, are used to determine the laws of destruction of materials under the action of pressure pulses with a duration of several microsec...
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Article
Conceptual Model of a Quasi-Force-Free Magnet of Small Volume with Inertial Retention of Its End Part
The efficiency of using a diamagnetic screen with inertial retention in a non-destructive quasi-force-free magnet of a small volume (with a characteristic dimension about 10 cm3) for generating a superstrong magn...
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Article
Features in Describing the Impulse Insulation Strength of Polymer Dielectrics
A scenario is proposed for using the model of field ionization of macromolecules to describe the impulse breakdown of polymer dielectrics with allowance for the decisive effect of the space–field inhomogeneity...
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Article
Specific Features of the Nonlinear Diffusion of a Strong Pulsed Magnetic Field near the Conductor Edge
The nonlinear diffusion of a strong magnetic field to a conductor with the boundaries forming a right dihedral angle has been considered. In a transverse field with induction oriented perpendicular to the angl...
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Article
Substantiation of the Possibility of Predicting Behavior of Solids under Extreme Conditions at Various High-Intensity Impacts
The paper is devoted to the data analysis on the amplitude-time regularities of the dynamic failure process of solids under various types of high-intensity impact in the ranges of nonequilibrium states from 3 ...
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Article
Effect of conductive screens on the stabilization of plasma channels with currents of hundreds kAmps
Based on experimental data, we analyzed the results of the influence of external conductive shield on stabilization of plasma channels in high-power pseudospark switches—thyratrons TDI-type. Both no-ferrous an...
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Article
Detecting transverse material boundaries in multilayer anthropogenic structures
The Kirchhoff approximation has been used to analytically determine the field that is generated by the reflection of an acoustic wave from an interface with a sharp acoustic impedance gradient. Visual formulas...
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Article
Effect of strong magnetic fields on gas adsorption
The effect of strong pulsed magnetic fields on gas adsorption at dielectric surfaces is demonstrated. We describe the experimental technique and the results indicating a considerable increase in the surface co...
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Article
Magnetic-field strength measurements in ferromagnetic materials for determining the orthogonal biasing effect
The mutual influence of orthogonal magnetic fields on ferrite magnetic characteristics was experimentally studied. Experiments were performed in a pulse mode using a compound specimen. An induction probe posit...
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Article
Azimuthal forces and method of their reduction in imperfect winding of quasi-force-free magnets
The role of azimuthal forces as a factor hindering the manufacture of quasi-force-free magnet windings is shown. It is established that these forces are caused by the transverse magnetic field that arises due ...
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Article
Initiation of a discharge channel in water by means of electrical explosion of aluminum foil
This paper reports the results of an experimental investigation into initiation of the electric discharge in service water by means of explosion of aluminum foil having various mass and dimensions. The electri...
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Article
Computer and full-scale models of magnets with a single-layer quasi-force-free winding and evaluations of the possibility of using such magnets in inductive energy stores
Results of numerical modeling and experiments, which confirm the possibility of greatly decreasing the mechanical stresses in the equilibrated magnet winding compared with the usually implemented winding, are ...
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Article
Diffusion of a pulsed field and electromagnetic forces in ferromagnets
Self-similar solutions of the magnetic field distribution in a conducting ferromagnet with a non-linear permeability are considered. The velocity of magnetic field penetration is calculated in various models o...
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Article
Specific features of shock wave formation in superstrong magnetic field
Modern numerical simulation methods have been used to describe the electric explosion of a conductor at an extremely high linear current density. This process is of interest in view of the creation of setups i...
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Article
Configurations of axisymmetric quasi-force-free magnetic systems. II
Three methods for obtaining equilibrium configurations, which are prototypes of quasi-force-free windings, are considered using the zero-thickness model. These methods include the formation of an equilibrium f...
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Article
Pulsed magnetic technique of material testing under impulsive loading
A pulsed magnetic technique for generating mechanical pressure impulses is developed. Using this technique, polymethyl methacrylate and gabbrodiabase are tested in various loading schemes. It is shown that the...
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Article
Energy balance in the crack growth initiation under pulsed-load conditions
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Article
The fracture energy of materials under pulse microsecond-scale loading
Based on the results of fracture in polymethyl methacrylate and a spheroplastic using a magnetic-pulse setup, the specific work of the formation of a new surface is estimated, which is similar to Griffith’s su...
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Article
Fracture of spheroplastic under static and dynamic stressing
The fracture of a composite material, a spheroplastic consisting of a polyester resin matrix and glass microspheres as a filler, is studied experimentally and theoretically under static and dynamic stressing. ...
