Results 21 to 30 of about 2,871,177 (303)

The binary mass transfer origin of the red blue straggler sequence in M30 [PDF]

open access: yes, 2015
Two separated sequences of blue straggler stars (BSSs) have been revealed by Ferraro et al. (2009) in the color-magnitude diagram (CMD) of the Milky Way globular cluster M30.
Beccari, G.   +6 more
core   +2 more sources

A Mathematical Model of Industrial Waste-Derived Fuel Droplet Combustion in High-Temperature Air

open access: yesApplied Sciences, 2022
The results of a theoretical and experimental study of the processes of ignition and combustion of a single composite liquid fuel (CLF) droplet based on wet coal processing waste and combustible municipal solid waste under radiant and convective heating ...
Dmitrii Antonov   +4 more
doaj   +1 more source

Tube-side mass transfer for hollow fibre membrane contactors operated in the low Graetz range [PDF]

open access: yes, 2016
Transformation of the tube-side mass transfer coefficient derived in hollow fibre membrane contactors (HFMC) of different characteristic length scales (equivalent diameter and fibre length) has been studied when operated in the low Graetz range (Gz < 10 ...
Cartmell, Elise   +8 more
core   +1 more source

On the late spectral types of cataclysmic variable secondaries [PDF]

open access: yes, 2000
We investigate why the spectral type of most cataclysmic variable (CV) secondaries is significantly later than that of a ZAMS star with the same mean density.
Allard   +43 more
core   +6 more sources

Why Low-Mass Black-Hole Binaries Are Transient [PDF]

open access: yes, 1997
We consider transient behavior in low-mass X-ray binaries. In short-period neutron-star systems (orbital period less than ~ 1d) irradiation of the accretion disk by the central source suppresses this except at very low mass transfer rates.
A. R. King   +8 more
core   +2 more sources

Mass or heat transfer inside a spherical gas bubble at low to moderate Reynolds number [PDF]

open access: yes, 2013
Mass (or heat) transfer inside a spherical gas bubble rising through a stationary liquid is investigated by direct numerical simulation. Simulations were carried out for bubble Reynolds number ranging from 0.1 to 100 and for Péclet numbers ranging from 1
Cockx, Arnaud   +3 more
core   +3 more sources

UNCONTROLLED PHOTOMULTIPLIER CURRENT IN PHOTOEMISSION ANALYSIS

open access: yesПриборы и методы измерений, 2016
The dependence of photon energy from energy of photoelectron is base of photoemission radiation analysis. In such photoemission measurements except current of photocathode is always exist a reverse current from the collector of electrons to the ...
K. A. Viazava   +2 more
doaj   +1 more source

Computational Study of Heat Transfer inside Different PCMs Enhanced by Al2O3 Nanoparticles in a Copper Heat Sink at High Heat Loads

open access: yesNanomaterials, 2020
The cooling of electronic elements is one of the most important problems in the development of architecture in electronic technology. One promising developing cooling method is heat sinks based on the phase change materials (PCMs) enhanced by nano-sized ...
Nadezhda S. Bondareva   +2 more
doaj   +1 more source

Prospects of Using Gas Hydrates in Power Plants

open access: yesEnergies, 2022
By adding water to fuels, several objectives are pursued, with the main ones being to stabilize combustion, minimize the anthropogenic gaseous emissions, homogenize and stabilize the fuel, as well as improve its fire and explosion safety.
Dmitrii Antonov   +4 more
doaj   +1 more source

The Quasi-Roche lobe overflow state in the evolution of Close Binary Systems containing a radio pulsar [PDF]

open access: yes, 2014
We study the evolution of close binary systems formed by a normal (solar composition), intermediate mass donor star together with a neutron star. We consider models including irradiation feedback and evaporation.
Benvenuto, O. G.   +2 more
core   +3 more sources

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