Results 81 to 90 of about 1,618,200 (249)

No pause in the increase of hot temperature extremes

open access: yesNature Climate Change, 2014
Observational data show a continued increase of hot extremes over land during the so-called global warming hiatus. This tendency is greater for the most extreme events and thus more relevant for impacts than changes in global mean temperature.
Sonia I. Seneviratne   +4 more
openaire   +3 more sources

Dust Temperatures Around Hot Stars [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1973
Infrared and spectroscopic observations of hot stars in clusters, groups, and the field are interpreted. Their circumstellar dust shells are found to have greater inner radii for the hotter stars, so that the stellar and dust temperatures are anti-correlated. There is also evidence that the hotter forbidden-line stars have thicker dust shells. The time
D. A. Allen, M. V. Penston
openaire   +2 more sources

Analysis of temperature field of grain and drying medium for grain drying integrated mechanical device.

open access: yesMATEC Web of Conferences, 2018
In order to improve the working efficiency of the drying tower and the hot blast stove in the process of grain drying, this paper proposes a method to solve the problems of air pollution and energy waste caused by excessive combustion or insufficient ...
Wang Heng   +4 more
doaj   +1 more source

A search for the Mpemba effect: When hot water freezes faster then cold water [PDF]

open access: yesarXiv, 2010
An explanation for why hot water will sometime freeze more rapidly than cold water is offered. Two specimens of water from the same source will often have different spontaneous freezing temperatures; that is, the temperature at which freezing begins. When both specimens supercool and the spontaneous freezing temperature of the hot water is higher than ...
arxiv  

Thermoelectric Properties of Nanocomposite Heavy Fermion CeCu6 [PDF]

open access: yesarXiv, 2013
Samples of heavy fermion compound CeCu6 were prepared by hot-press technique. Temperature-dependent (5-300 K) thermoelectric transport properties of the samples were measured. The dimensionless figure-of-merit (ZT) was optimized by varying the hot-pressing temperature.
arxiv  

The Atmospheric Circulation of Ultra-hot Jupiters [PDF]

open access: yes, 2019
Recent observations of ultra-hot Jupiters with dayside temperatures in excess of $2500~\mathrm{K}$ have found evidence for new physical processes at play in their atmospheres. In this work, we investigate the effects of the dissociation of molecular hydrogen and recombination of atomic hydrogen on the atmospheric circulation of ultra-hot Jupiters.
arxiv   +1 more source

Ultrafast Studies of Hot-Hole Dynamics in Au/p-GaN Heterostructures [PDF]

open access: yes, 2018
Harvesting non-equilibrium hot carriers from photo-excited metal nanoparticles has enabled plasmon-driven photochemical transformations and tunable photodetection with resonant nanoantennas. Despite numerous studies on the ultrafast dynamics of hot electrons, to date, the temporal evolution of hot holes in metal-semiconductor heterostructures remains ...
arxiv   +1 more source

Superior high temperature properties available in directionally solidified nickel-base eutectic alloys [PDF]

open access: yes, 1975
Alloy has high temperature properties exceeding strength of all known superalloys.
Lemkey, F. D.
core   +1 more source

Dissimilar Ferromagnetic Layer Dependence of Hot Electron Magnetotransport [PDF]

open access: yesarXiv, 2001
The material dependence of hot electron magnetotransport in a spin-valve transistor has been theoretically explored. We calculate the parallel and anti-parallel collector current changing the types and relative spin orientation of the ferromagnetic layers. The magnetocurrent has been presented as well.
arxiv  

CS Lines Profiles in Hot Cores

open access: yes, 2010
We present a theoretical study of CS line profiles in archetypal hot cores. We provide estimates of line fluxes from the CS(1-0) to the CS(15-14) transitions and present the temporal variation of these fluxes.
Aladro   +28 more
core   +1 more source

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