Results 21 to 30 of about 254,598 (203)

On the effect of the atmosphere on the evaporation of sessile droplets of water [PDF]

open access: yes, 2009
An experimental and theoretical study into the effect of the atmosphere on the evaporation of pinned sessile droplets of water is described. The experimental work investigated the evaporation rates of sessile droplets in atmospheres of three different ...
David, S.   +4 more
core   +1 more source

Appearance of Additional Electronic Conductivity Silicon Structures in the Atmosphere of Wet Ammonia: ab Initio Calculations [PDF]

open access: yesЖурнал нано- та електронної фізики, 2016
The paper critically reviewed experimental data and their theoretical explanations related to the change in conductivity of the various silicon structures arising from the adsorption of ammonia molecules.
F.A. Ptashchenko
doaj   +1 more source

Reduction of MHD pressure drop by electrical insulating oxide layers in liquid breeder blanket of fusion reactors

open access: yesNuclear Materials and Energy, 2023
The electrical conductivity of the α-Al2O3 layer formed on FeCrAl alloy APMT (Fe-21Cr-5Al-3Mo) in air atmosphere at 1273 K and 1373 K was measured in a temperature range between room temperature and 1073 K.
Ryunosuke Nishio   +3 more
doaj   +1 more source

Electric Conductivity of the Atmosphere [PDF]

open access: yesNature, 1915
ONE of the Notes in NATURE of November 25 (p. 351) begins with the following sentence:—“The theory that the upper layers of the atmosphere are ionised and therefore conduct electricity, first enunciated by the late Prof. FitzGerald in 1893,...” It is a good rule, to which I have always hitherto adhered, not to raise questions of priority, but in this ...
openaire   +1 more source

Thermal Conductivity of the Multicomponent Neutral Atmosphere [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2017
AbstractApproximate expressions for the thermal conductivity coefficient of the multicomponent neutral atmosphere consisting of N2, O2, O, He, and H are analyzed and evaluated for the atmospheric conditions by comparing them with that given by the rigorous hydrodynamic theory.
openaire   +1 more source

Weak, Quiet Magnetic Fields Seen in the Venus Atmosphere. [PDF]

open access: yes, 2016
The existence of a strong internal magnetic field allows probing of the interior through both long term changes of and short period fluctuations in that magnetic field. Venus, while Earth's twin in many ways, lacks such a strong intrinsic magnetic field,
Baumjohann, W   +4 more
core   +1 more source

Electrical characterizations of Al2O3/ITO grain boundary composites

open access: yesJournal of Asian Ceramic Societies, 2022
To retain the advantageous properties of Al2O3 ceramics, their electrical conductivity must be controlled using a small amount of the conducting phase by pressure-less sintering in an air atmosphere.
Takafumi Kusunose   +2 more
doaj   +1 more source

Preparation of delafossite CuFeO2 thin films by rf-sputtering on conventional glass substrate [PDF]

open access: yes, 2006
CuFeO2 CuFeO2 is a delafossite-type compound and is a well known p-type semiconductor. The growth of delafossite CuFeO2 thin films on conventional glass substrate by radio-frequency sputtering is reported.
A. Barnabé   +18 more
core   +2 more sources

DC Ionic Conductivity in KTP and Its Isomorphs: Properties, Methods for Suppression, and Its Connection to Gray Tracking

open access: yesCrystals, 2022
We study the DC conductivity in potassium titanyl phosphate (KTiOPO4, KTP) and its isomorphs KTiOAsO4 (KTA) and Rb1%K99%TiOPO4 (RKTP) and introduce a method by which to reduce the overall ionic conductivity in KTP by a potassium nitrate treatment ...
Laura Padberg   +7 more
doaj   +1 more source

Measurements of thermal properties of icy Mars regolith analogs [PDF]

open access: yes, 2012
In a series of laboratory experiments, we measure thermal diffusivity, thermal conductivity, and heat capacity of icy regolith created by vapor deposition of water below its triple point and in a low pressure atmosphere.
Aharonson, Oded   +6 more
core   +1 more source

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