Results 91 to 100 of about 4,536 (193)

The mechanism of formation of the cutoff frequency in an acousto-optic delay line and some proposals for its measurement

open access: yesArchives of Acoustics
The structure of the acousto-optic delay line and possible areas of its application are discussed. The necessity of determining the cutoff frequency of the acousto-optic delay line in all areas of its application is substantiated.
Afig Hasanov   +3 more
doaj   +1 more source

Experimental studies on the reaction kinetics of 1,1-dimethylhydrazine and oxygen [PDF]

open access: yes
Measurements behind shock waves in highly diluted 1,1 dimethylhydrazine-O2-Ar mixtures clearly showed a two-stage reaction. In the first stage, UDMH decomposes via a unimolecular step; in the second stage, clearly separated from the first one, the decay ...
Just, T.
core   +1 more source

The Measurement and Analysis of Pulse Radiolysis Kinetic Oscillograms

open access: yesMeasurement and Control, 1978
The technique of pulse radiolysis used in radiation chemistry is briefly described and some methods for analysing the kinetics of the data obtained are discussed. An X — Y reader, developed for digitising pulse radiolysis oscillograms, is described.
openaire   +2 more sources

CURRENT GAIN IN UNIPOLAR PULSED DISCHARGE IN LOW-PRESSURE CARBON DIOXIDE

open access: yesEast European Journal of Physics, 2017
An unipolar low-pressure pulsed discharge (0.1-0.5 Torr) in CO2 has been investigated in the frequency range 20–200 kHz with duty cycle of 0.1 to 0.85 and voltage amplitude of 600–1000 V. It was found that the current gain phenomenon, observed earlier in
V. A. Lisovskiy   +6 more
doaj  

Results of research on a single-component system for a liquid-metal MHD converter [PDF]

open access: yes
Single component closed loop, liquid potassium magnetohydrodynamic ...
Bogomolv, B. G.
core   +1 more source

Research on the wear resistance of the material cylinder of an automatic injection molding machine during plastics processing

open access: yesПроблеми трибології
The article presents experimental studies of the pressure in the material cylinder of the D3328 automatic injection molding machine when processing various plastics, as well as experimental studies of wear along the length of the material cylinder of the
V.A. Honchar
doaj   +1 more source

Multiphysical modeling and development of an electromagnetic exciter of low-frequency oscillations as a converter of renewable energy sources

open access: yesГорное оборудование и электромеханика
An electromagnetic exciter of low-frequency mechanical oscillations (EME LFO) with a series-connected capacitor in its operating modes is presented. The aim of the study is the practical implementation of the generator mode of operation and its use as a ...
Tumanov I.Ye.
doaj   +1 more source

Study of the System of Forces Acting on the Cutter-Oscillator Under Conditions of Turning With Vibration

open access: yesShock and Vibration
This paper investigates the forces acting on a cutter-oscillator during free longitudinal orthogonal turning under regenerative self-oscillation conditions.
Pavlo Tryshyn   +2 more
doaj   +1 more source

High temperature chemical kinetic study of the H2-CO-CO2-NO reaction system [PDF]

open access: yes
An experimental study of the kinetics of the H2-CO-CO2-NO reaction system was made behind incident shock waves at temperatures of 2460 and 2950 K. The overall rate of the reaction was measured by monitoring radiation from the CO + O yields CO2 + h ...
Jachimowski, C. J.
core   +1 more source

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