Results 41 to 50 of about 113,687 (291)

Physics of the Earth’s Glacial Cycle

open access: yesFoundations, 2022
The evolution of the atmospheric temperature in the past, resulted from the EPICA project (European Project for Ice Coring in Antarctica) for the analysis of air bubbles in ice deposits near three weather stations in Antarctica, includes several glacial ...
Boris M. Smirnov
doaj   +1 more source

Configuration and spin-up of ACCESS-CM2, the new generation Australian Community Climate and Earth System Simulator Coupled Model [PDF]

open access: yesJournal of Southern Hemisphere Earth Systems Science, 2020
A new version of the Australian Community Climate and Earth System Simulator coupled model, ACCESS-CM2, has been developed for a wide range of climate modelling research and applications.
Aidan Heerdegen   +18 more
doaj  

An extra-heating mechanism in Doppler-cooling experiments [PDF]

open access: yes, 2004
In this paper we experimentally and theoretically investigate laser cooling of Strontium 88 atoms in one dimensional optical molasses. In our case, since the optical cooling dipole transition involves a $J_g=0$ groundstate, no Sisyphus-type mechanisms ...
Anderson   +26 more
core   +4 more sources

Insights into Earth’s Energy Imbalance from Multiple Sources

open access: yesJournal of Climate, 2016
Abstract The current Earth’s energy imbalance (EEI) can best be estimated from changes in ocean heat content (OHC), complemented by top-of-atmosphere (TOA) radiation measurements and an assessment of the small non-ocean components. Sustained observations from the Argo array of autonomous profiling floats enable near-global estimates of ...
Trenberth, Kevin E.   +3 more
openaire   +2 more sources

Kinetic thin current sheets: their formation in relation to magnetotail mesoscale turbulent dynamics [PDF]

open access: yesAnnales Geophysicae, 2009
Dynamics of the magnetotail plasma sheet (PS) features nonlinear structures on two totally different scales. There are very thin current sheets (CS) on kinetic scale of the ion gyroradius.
A. P. Kropotkin, V. I. Domrin
doaj   +1 more source

Zintl Chemistry for Designing High Efficiency Thermoelectric Materials [PDF]

open access: yes, 2010
Zintl phases and related compounds are promising thermoelectric materials; for instance, high zT has been found in Yb_(14)MnSb_(11), clathrates, and the filled skutterudites.
May, Andrew F.   +2 more
core   +1 more source

Forcing and response in simulated 20th and 21st century surface energy and precipitation trends

open access: yes, 2009
A simple methodology is applied to a transient integration of the Met Office Hadley Centre Global Environmental Model version1 (UKMO-HadGEM1) fully coupled atmosphere-ocean general circulation model in order to separate forcing from climate response in ...
Adler   +44 more
core   +1 more source

Surmounting the sign problem in non-relativistic calculations: a case study with mass-imbalanced fermions [PDF]

open access: yes, 2017
The calculation of the ground state and thermodynamics of mass-imbalanced Fermi systems is a challenging many-body problem. Even in one spatial dimension, analytic solutions are limited to special configurations and numerical progress with standard Monte
Braun, Jens   +3 more
core   +3 more sources

Energy Imbalance Between the Earth and Space Controls the Climate [PDF]

open access: yesEarth Sciences, 2020
The climate system depends at an extremely complex set of long-term (about 30 years or more) physical processes in the ocean-land-atmosphere systems, which, in turn, are influenced mainly quasi-bicentennial variations of the total solar irradiance (TSI). The TSI decline phase started around 1990.
openaire   +1 more source

Enhanced Pauli blocking of light scattering in a trapped Fermi gas [PDF]

open access: yes, 2009
Pauli blocking of spontaneous emission by a single excited-state atom has been predicted to be dramatic at low temperature when the Fermi energy $E_\mathrm{F}$ exceeds the recoil energy $E_\mathrm{R}$.
B Shuve   +5 more
core   +2 more sources

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