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Article
Rearrangement of the shock wave structure in a decaying discharge plasma
A study has been made of the change in the structure of a shock wave in a decaying discharge plasma with Mach numbers between 1.2 and 2. A novel method is proposed to investigate the rearrangement of the shock...
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Article
An experimental and theoretical study of shock-wave propagation through reactive gases under conditions causing a transformation of the flow structure
Experimental observations of the transformation of the structure of shock waves entering the discharge gap of either a transverse or decaying glow discharge are presented. It is found that the total impulse of...
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Article
The sound velocity profile and the effect of weak shock wave destruction in the positive column of transverse glow discharge
The sound velocity profile in the direction across the positive column of glow discharge in air has been experimentally measured and theoretically calculated. The sound velocity exhibits a sharp local increase...
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Article
The effect of humid and dusty atmosphere on shock wave destruction in a glow-discharge plasma
The influence of air humidity and the dust present in air and nitrogen on the structure of a pressure momentum distribution behind a shock wave propagating across the positive column of glow discharge in these...
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Article
Shock wave propagation in glow-discharge plasma in dry and humid air
We have experimentally studied propagation shock waves in glow-discharge plasma in dry and humid air. It is established that the structure of a pressure pulse behind a shock wave propagating across the positiv...
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Article
Thermal conductivity of thermal barrier coatings
The results of experimental studies of the thermal conductivity coefficient of thermal barrier coatings (TBC) are presented. A technique for its determination is proposed and tested. The data of design evaluat...
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Article
Comparison of propagation of a shock wave in a decaying plasma in various gases
The effect of gas humidity and composition on shock wave splitting in the plasma of a decaying glow discharge is investigated in dried and moist air, nitrogen, and argon over various time periods after the dis...
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Article
Investigation of semicommercial arc plants for fullerene-production
Results of investigation of new-generation semicommercial arc plants for fullerene production are described. Increase in the operating efficiency of the plants is attained through their modification, in partic...
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Article
Influence of Dust Content on Primary and Secondary Waves in the Splitting of a Shock Wave in a Glow-Discharge Plasma
In the present work, the possibility of using the influence of the dust content in the atmosphere, in which a glow discharge is initiated, on the effect of shock-wave splitting and thus on the possibility of f...
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Article
Peculiarities of interaction of a shock wave with gas discharge plasma
Using a double electrical probe, distribution of charged particles behind the front of a shock wave in gas discharge plasma in the presence of the electric field and in decaying plasma without the electric fie...
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Article
An experimental investigation of interaction between projectiles and flames
This investigation is devoted to the influence of a heated area of gas on model stability with the supersonic motion during free-flying operation. The conditions of the maximum influence on aerodynamics of bod...
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Article
Study of the Effect of Decrease in the Conductivity Ahead of a Shock Wave in a Glow-Discharge Plasma
The electrical conductivity of a glow-discharge plasma ahead of a shock wave moving perpendicularly to the discharge axis has been investigated using a double electric probe. The obtained results have shown th...
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Article
Disturbance of a Bow Shock Wave and of Flow Behind It in the Case of Flow Past Blunt Bodies in Polyatomic Gases
A review has been presented of the results of experimental investigations, on a ballistic unit of the Physical-Technical Institute, into the distortion of a bow shock wave and of flow behind the body in CCl2F2 an...
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Article
Interaction of shock wave with free glow discharge
The distribution of charge particles in glow-discharge plasma during shock wave propagation through it is measured by a double electric probe. It is established that a decrease in the ion concentration in fron...
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Article
An experimental study of the effect of humidity on the distribution of charged particles in a glow-discharge plasma
The charged-particle distribution in a glow-discharge plasma in air with differing moisture concentration was studied using a double electric probe. An important difference is found in the distribution of char...
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Article
Charged Particle Distribution near the Shock Front in a Glow Discharge
The charged particle distribution near the front of a shock wave propagating in the glow discharge plasma has been investigated. It has been found that the ion concentration before the front varies nonmonotoni...
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Article
Change in the Space Potential in Glow Discharge Plasma during the Motion of the Shock Wave
It has been established in experiments on the interaction of a shock wave with a glow discharge that the motion of the shock wave is accompanied by an increase in the potential of discharge plasma. A relativel...
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Article
Double Probe Measuring Technique in an Electrode Discharge with Varying Parameters
We propose a method for correcting the double probe signal during measurements in plasma of an electrode discharge varying with time. The technique has been verified in experiments on the interaction of a shoc...
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Article
An Experimental and Theoretical Study of the Convergence of a Toroidal Shock Wave
The convergence of a toroidal shock wave generated in a ring electric spark gap is studied experimentally and theoretically. To calculate the convergence of the internal wave, we used the Chester–Chisnell–Whit...
