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Article
Pulse–Periodic Diffuse Discharge with Self-Ionization in a Gas Flow
A pulse–periodic diffuse discharge self-initiated in an atmospheric-pressure air flow passing through an annular gap with a strongly nonuniform electric field has been studied. The discharge serves as a source...
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Article
On Transformation of Energy of Geomagnetic Disturbances
Abstract—A mechanism responsible for the transformation of energy of geomagnetic disturbances into the energy of chemically active products is proposed. According to this mechanism, this transformation is impleme...
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Article
Parameters of a Microstructure of Erosion Regions during the Action of a Spark Discharge on a Copper Electrode Surface in Air
The parameters of a microstructure of regions of action of a spark discharge on a copper plane electrode surface in air at atmospheric pressure in the spike–plane gap both for positive and negative polarity of...
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Article
Statistical Studies of the Electric Breakdown in Nitrogen in the Duration Range of 3 ms–60 min
The statistical characteristics of an electric breakdown in the nitrogen in the spike (cathode)–plane gap in the duration range of (3 × 10–3)–3600 s at voltages close to a static breakdown have been studied. It h...
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Article
Microstructure of the regions on a plane copper electrode surface affected by a spark discharge in air in the point–plane gap
The microstructure of the regions affected by spark discharge on the surface of a plane copper electrode in atmospheric air in the point–plane gap has been studied using a scanning electron microscope for both...
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Article
Morphology of the imprints of spark current channels in a point–plane gap in air
Using the autograph (imprint) method, the imprint microstructure of current channels that are associated with a submicrosecond spark initiated in air in a point–plane gap with the point charged both negatively...
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Article
Dynamics of the spatial structure of pulsed discharges in dense gases in point cathode−plane anode gaps and their erosion effect on the plane electrode surface
The dynamics of the spatial structure of the plasma of pulsed discharges in air and nitrogen in a nonuniform electric field and their erosion effect on the plane anode surface were studied experimentally. It i...
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Article
An indirectly heated metal oxide hot cathode with a 100-cm2 area
Results of designing of a sectioned metal oxide hot cathode with indirect heating and a total emission coating area of 100 cm2 are described. The design of the hot cathode enables control of the working surface t...
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Article
Dynamics of the microstructure of current channels and the generation of high-energy electrons in nanosecond discharges in air
The results of the three-dimensional numerical simulation of the dynamics of the microstructure of high-voltage nanosecond discharges in air at atmospheric pressure are presented. It is established that the fa...
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Article
Influence of NO-Containing Gas Flow on Various Parameters of Energy Metabolism in Erythrocytes
We studied the influence of NO-containing gas phase on some parameters of energy metabolism in human erythrocytes. Whole blood samples were aerated with gas flows from the Plazon instrument (NO concentrations ...
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Article
A low-frequency high-power arbitrary-shape voltage pulse generator
A circuit diagram and design of the arbitrary-shape bipolar voltage pulse generator with amplitudes up to 800 V and a peak output on a matched load of 400 kW are described. The generator is based on car rechar...
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Article
High-energy electrons in nanosecond high-voltage discharges develo** in the regime of microstructured current channels
A mechanism responsible for the generation of high- and anomalous-energy electrons is formulated on the basis of a fractal model of the spatial structure of nanosecond gas discharges. The proposed mechanism ad...
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Article
Formation of the microscopic structure of high-voltage nanosecond diffuse discharges in sharply nonuniform geometry
The possibility of the development of ionization instability in the avalanche and plasma phases (of the long-wave and short-wave type, respectively) is demonstrated for high-voltage nanosecond discharges in sh...
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Article
Self-similar spatial structure of a streamer-free nanosecond discharge
The microstructure of a current channel is experimentally found under the conditions when homogeneous air gaps are subjected to nanosecond voltage pulses in an electric field insufficient for streamer generati...
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Article
Temperature dependence of the rate of formation of active species in nanosecond streamer corona discharge between a solid electrode and water surface
The dependence of the yield of ozone in a nanosecond streamer electric corona discharge in the presence of oxygen and water vapor on temperature over the range 25–66°C was examined. It was found that the yield...
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Article
Electric fields in compact clusters of parallel current channels
The electric field in compact clusters of parallel current channels is calculated in the model of a bundle of long parallel cylindrical conductors. It is shown that, because of the mutual neutralization of the...
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Article
Formation of active species in spark corona discharge at a liquid electrode
The formation of chemically active species upon a spark corona discharge on a liquid electrode at the liquid surface. Test liquids were 0.1 M and 0.005 M oxalic acid, 0.1 M KI and 3% KCl solutions, and tap wat...
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Article
The Effect of a High-Voltage Diffuse Gas Discharge on Microbiological Cultures
The results are given of investigation of the inactivation of microbiological cultures in moist and dry states by low-temperature plasma of a low-power diffuse pulse-periodic discharge (up to 5 W) initiated in...
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Article
Study of the microscopic characteristics of a repetitive microsecond barrier discharge
Results are presented from investigations of the electric, optical, and spatial characteristics of a microsecond barrier discharge in atmospheric-pressure air in a uniform electric field. The currents in indiv...
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Article
Spatial macroscopic structure of a pulsed microsecond discharge in barrier-metal gaps with a nonuniform electric field distribution
Electric and spatial characteristics of a pulse-periodic microsecond barrier discharge are investigated in different geometries—triangular prism, plate, and corrugated electrode—that are in contact with a diel...