Results 51 to 60 of about 254,598 (203)
Reflection and dissipation of oblique Alfvén waves in an isothermal atmosphere
In this article, we investigate the combined effects of viscosity and Ohmic electrical conductivity on upward and downward propagation oblique Alfvén waves in an isothermal atmosphere.
Hadi Yahya Alkahby, M. A. Mahrous
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Hydrothermally grown rutile TiO2 nanowires are intrinsically full of lattice defects, especially oxygen vacancies. These vacancies have a significant influence on the structural and electronic properties of the nanowires.
Alena Folger +3 more
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Evaluating parameters of conductivity profile of the lower ionosphere by tweek-atmospherics [PDF]
A method of determining the effective heights of the Earth-ionosphere waveguide for basic and higher types of normal waves (modes) and the distance to the radiation source – lightning is investigated by analyzing pulse signals in the range of extremely-low (ELF) and very low frequency (VLF) – tweek-atmospherics (tweeks).
A. V. Shvets +3 more
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On the interaction of FR-II radio sources with the intracluster medium
The effect of the expansion of powerful FR-II radio sources into a cluster environment is discussed. The analysis considers both the thermal and temporal evolution of the ICM which has passed through the bow shock of the radio source and the effect of ...
Alexander, McNamara, P. Alexander
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Seasonal Variations of Soil Thermal Conductivity at the InSight Landing Site
The heat flow and physical properties package measured soil thermal conductivity at the landing site in the 0.03–0.37 m depth range. Six measurements spanning solar longitudes from 8.0° to 210.0° were made and atmospheric pressure at the site was ...
M. Grott +18 more
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The measurement of atmospheric conductivity, together with certain remarks on the theory of atmospheric radioactive measurements [PDF]
Perhaps the best‐known method of measuring the conductivity of air is that devised by Gerdien, in which air is drawn through a cylindrical condenser, and the rate of movement of the leaf of an electroscope connected to the inner cylinder is noted. Another method has, however, been developed at Potsdam, in which the conductivity is deduced by noting the
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Collisions, magnetization, and transport coefficients in the lower solar atmosphere
The lower solar atmosphere is an intrinsically multi-component and collisional environment with electron and proton collision frequencies in the range $10^{8}-10^{10}$ Hz, which may be considerably higher than the gyro-frequencies for both species.
Krstic, P. S., Vranjes, J.
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Double-perovskite composite oxides (A _2 BB′O _6 ) usually have excellent functional properties and are widely studied and applied. Its electrical, magnetic or other properties can be optimized by doping transition metal elements at its B or B′ site.
Ben Ge +6 more
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Surface charging of thick porous water ice layers relevant for ion sputtering experiments [PDF]
We use a laboratory facility to study the sputtering properties of centimeter-thick porous water ice subjected to the bombardment of ions and electrons to better understand the formation of exospheres of the icy moons of Jupiter.
Brouet, Y. +8 more
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Modelling of the Electrical Conductivities in the Atmosphere of Ice Giants [PDF]
Many studies were carried out recently regarding the exploration of Ice Giants, in the context of the next NASA decadal survey in planetary sciences and astrobiology, of the next planning cycle in ESA's Science Programme, and of a possible NASA-ESA collaboration.
Molina-Cuberos, Gregorio +3 more
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