Results 21 to 30 of about 2,000 (208)

Virial expansion coefficients in the harmonic approximation [PDF]

open access: yesPhysical Review E, 2012
11 pages, 7 figures, published ...
R. Armstrong, J.   +3 more
openaire   +3 more sources

DEFORMED GAS OF p, q-BOSONS: VIRIAL EXPANSION AND VIRIAL COEFFICIENTS [PDF]

open access: yesModern Physics Letters B, 2012
In the study of many-particle systems both the interaction of particles can be essential and such feature as their internal (composite) structure. To describe these aspects, the theory of deformed oscillators is very efficient. Viewing the particles as p, q-deformed bosons, in the corresponding p, q-Bose gas model we obtain in explicit form virial ...
Gavrilik, A. M., Rebesh, A. P.
openaire   +3 more sources

Coupled DM Heating in SCDEW Cosmologies

open access: yesEntropy, 2017
Strongly-Coupled Dark Energy plus Warm dark matter (SCDEW) cosmologies admit the stationary presence of ∼1% of coupled-DM and DE, since inflationary reheating.
Silvio Bonometto, Roberto Mainini
doaj   +1 more source

The combinatorics of the cluster and virial expansions [PDF]

open access: yes
The interpretation of cluster and virial expansions as weighted exponential generating functions of connected and two-connected graphs respectively was given by Mayer in the 1940s. Combinatorial approaches, either through the tree graph identities, introduced by Brydges, Battle and Federbush, or the fixed point equations of Kotecký-Preiss, generalised ...
Tate, Stephen James
openaire   +1 more source

Virial Approximation for Load and Loss in High-Speed Journal Bearings Using Pressurized Gases

open access: yesFluids, 2019
We consider steady, laminar, compressible lubrication flows in a high-speed two-dimensional journal bearing governed by the appropriate Reynolds equation. The thermodynamic states correspond to pressurized gases and are in the single-phase regime. Simple
Ssu-Ying Chien, Mark S. Cramer
doaj   +1 more source

Modeling of multicomponent and multitemperature adsorption equilibria of water vapor and organic compounds on activated carbons

open access: yesAdsorption Science & Technology, 2016
Adsorption equilibria of the pure component and binary gaseous mixtures of water vapor and organic compound (toluene or n-butanol) on two selected activated carbons: Sorbonorit 4 and BPL 4×6 were studied.
Józef Nastaj   +2 more
doaj   +1 more source

An equation of state for London dispersion interaction with thermodynamic inconsistent terms

open access: yesResults in Chemistry, 2022
One of the most important potential in the physical systems is London dispersion potential which is very significant in a lot of systems, for instance, the soft materials systems, some gaseous systems and some liquid systems.
Marwan Al-Raeei
doaj   +1 more source

Condensation Problem of the Gibbs Single-Phase Statistics on the Lennard-Jones Fluid Example [PDF]

open access: yesЖурнал нано- та електронної фізики, 2013
The accurate expression for the cluster expansion of the configuration integral of interacting particles is considered in the paper. The investigations of this expression indicate the beginning of the gas-liquid transition at the singularity points of ...
M.V. Ushcats
doaj  

An EOS for the Lennard-Jones fluid: A virial expansion approach

open access: yesAIP Advances, 2019
A large number (>30 000) of Monte Carlo simulations in range of 0.002–1.41 ρ* and T* ≤ 25 (* for reduced, dimensionless) was performed, producing a dense grid of state points for the internal energy U* and pressure p*.
Matthias Gottschalk
doaj   +1 more source

From momentum expansions to post-Minkowskian Hamiltonians by computer algebra algorithms

open access: yesPhysics Letters B, 2020
The post-Newtonian and post-Minkowskian solutions for the motion of binary mass systems in gravity can be derived in terms of momentum expansions within effective field theory approaches. In the post-Minkowskian approach the expansion is performed in the
J. Blümlein   +4 more
doaj   +1 more source

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