Results 31 to 40 of about 2,039,832 (291)

Study of heating and evaporation of metal in an inductor in relation to the problem of space debris processing and creating evaporative-type space engine [PDF]

open access: yesE3S Web of Conferences
The work experimentally studied the evaporation of water and metal in a crucible simulating the nozzle of a space engine during induction heating, and also carried out analytical assessments of the generated jet thrust.
Vinogradov Dmitrii   +4 more
doaj   +1 more source

The Formation of a Flame Front in a Hydrogen–Air Mixture during Spark Ignition in a Semi-Open Channel with a Porous Coating

open access: yesFire, 2023
An experimental study of ignition and flame front propagation during spark initiation in a hydrogen–air mixture in a semi-open channel with a porous coating is reported.
Sergey Golovastov   +3 more
doaj   +1 more source

Study of Soot Deposits during Continuous Methane Pyrolysis in a Corundum Tube

open access: yesApplied Sciences, 2023
Methane pyrolysis is one of the promising methods for producing low-carbon hydrogen, while one of the main problems of methane pyrolysis technology is soot clogging of the reactor space.
Matvey S. Galtsov-Tsientsiala   +3 more
doaj   +1 more source

Temperature-Sombor and Temperature-Nirmala Indices

open access: yesINTERNATIONAL JOURNAL OF MATHEMATICS AND COMPUTER RESEARCH, 2022
In this paper, we introduce the temperature-Sombor index, modified temperature-Sombor index and temperature-Nirmala index of a graph. Also we compute these temperature indices for some standard graphs and tetrameric 1,3-adamantane. Furthermore, we establish some properties of newly defined temperature-Sombor index and temperature-Nirmala index.
openaire   +2 more sources

Electric field distributions along helium plasma jets

open access: yesHigh Voltage, 2020
Results of simulations of streamers propagating along the atmospheric-pressure helium plasma jets ejected from a thin tube into ambient air are presented.
George V. Naidis, Natalia Yu Babaeva
doaj   +1 more source

Dynamic Effects of Laser Action on Quasi-Two-Dimensional Dusty Plasma Systems of Charged Particles

open access: yesMolecules, 2020
We present the results of an experimental study of the behavior of a colloidal plasma system formed by copper-coated and uncoated polymer particles under the action of laser irradiation.
Mikhail M. Vasiliev   +4 more
doaj   +1 more source

Two-dimensional Brownian motion of active particle on superfluid helium surface

open access: yesScientific Reports, 2023
We report an experimental study of the 2D dynamics of active particles driven by quantum vortices on the free surface of superfluid helium at T = 1.45 К. The particle motion at short times (
Roman E. Boltnev   +2 more
doaj   +1 more source

PARADOXICAL TEMPERATURES. [PDF]

open access: yesThe Lancet, 1881
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Jacobs, ErnestH, Blake, Edward
openaire   +4 more sources

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