Results 21 to 30 of about 152 (76)

Jensen-Feynman approach to the statistics of interacting electrons

open access: yes, 2009
Faussurier et al. [Phys. Rev. E 65, 016403 (2001)] proposed to use a variational principle relying on Jensen-Feynman (or Gibbs-Bogoliubov) inequality in order to optimize the accounting for two-particle interactions in the calculation of canonical ...
Franck Gilleron   +4 more
core   +2 more sources

A variational atomic model of plasma accounting for ion radial correlations and electronic structure of ions (VAMPIRES)

open access: yes, 2022
We propose a model of ion-electron plasma (or nucleus-electron plasma) that accounts for the electronic structure around nuclei (i.e. ion structure) as well as for ion-ion correlations.
Blenski, T., Piron, R.
core   +1 more source

Requirements for the workflow-based support of release management processes in the automotive sector [PDF]

open access: yes, 2005
One of the challenges the automotive industry currently has to master is the complexity of the electrical/elctronic system of a car. One key factor for reaching short product development cycles and high quality in this area are well-defined, properly ...
Bestfleisch, U.   +2 more
core   +2 more sources

Resistivity in warm dense plasmas beyond the average-atom model

open access: yes, 2009
The exploration of atomic properties of strongly coupled partially degenerate plasmas, also referred to as warm dense matter, is important in astrophysics, since this thermodynamic regime is encountered for instance in Jovian planets' interior.
Benage   +18 more
core   +1 more source

Dielectronic satellite emission from a solid-density Mg plasma: relationship to models of ionisation potential depression [PDF]

open access: yes
We report on experiments where solid-density Mg plasmas are created by heating with the focused output of the Linac Coherent Light Source x-ray free-electron-laser.
Burian, T.   +17 more
core   +2 more sources

Extreme ultraviolet emission from dense plasmas generated with sub-10-fs laser pulses [PDF]

open access: yes, 2008
The extreme ultraviolet (XUV) emission from dense plasmas generated with sub-10-fs laser pulses with varying peak intensities up to 3*10^16 W/cm^2 is investigated for different target materials. K shell spectra are obtained from low Z targets (carbon and
A. Pipahl   +11 more
core   +2 more sources

Faster Algorithms for Weighted Recursive State Machines

open access: yes, 2017
Pushdown systems (PDSs) and recursive state machines (RSMs), which are linearly equivalent, are standard models for interprocedural analysis. Yet RSMs are more convenient as they (a) explicitly model function calls and returns, and (b) specify many ...
A Bouajjani   +20 more
core   +1 more source

Thermodynamic coherence of the Variational Average-Atom in Quantum Plasmas (VAAQP) approach

open access: yes, 2009
A new code called VAAQP (Variational Average-Atom in Quantum Plasmas) is reported. The model as well as main results of previous studies are briefly recalled. The code is based on a new fully variational model of dense plasmas at equilibrium with quantum
B. Cichocki   +16 more
core   +1 more source

Development of a Pseudo Non-LTE model for Z-pinch simulations

open access: yes, 2012
Predicting the energetic and spectral characteristics of Z-pinch sources is a very delicate task. Z-pinch plasmas conditions are spread across a wide range of parameter space and often far from Local Thermodynamic Equilibrium (LTE).
Niasse, Nicolas-Pierre Louis   +1 more
core   +1 more source

Self-consistent modelling of hot plasmas within non-extensive Tsallis' thermostatistics

open access: yes, 2011
A study of the effects of non-extensivity on the modelling of atomic physics in hot dense plasmas is proposed within Tsallis' statistics. The electronic structure of the plasma is calculated through an average-atom model based on the minimization of the ...
A.R. Plastino   +26 more
core   +1 more source

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