Results 51 to 60 of about 705,406 (173)

Studies of radial distribution function and second virial coefficient for surfactant decyltrimethylammonium bromide in aqueous solutions at 298.15 K: Evidence for cation–cation hydrophobic interactions effect

open access: yesChemical Thermodynamics and Thermal Analysis, 2022
Excess internal pressure of solution and excess partial molar volume of solute data embedded in the parameter reversible isothermal work (W) have been used to calculate the ion–ion pair correlation functions (gij(r), r being distance) and the ...
Preeti A. Tomar   +2 more
doaj   +1 more source

Diorganotelluride···N Chalcogen Bonds: Analysis and Tuning of Two σ‐Holes

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
Two new chalcogen bond aggregates were analyzed using single crystal X‐ray diffraction: an oligomeric ChB aggregate between bis(pentafluorophenyl) telluride and DABCO, and a monoadduct between (pentafluorophenyl)(phenyl) telluride and quinuclidine. In addition to some of the shortest intermolecular Te···N contacts reported, these structures provide ...
Thokozire Sweetland   +5 more
wiley   +1 more source

On a Self-Consistency Thermodynamical Criterion for Equations of the State of Gases in Relativistic Frames

open access: yesEntropy, 2013
More than three decades ago, Tykodi and Hummel proposed a procedure to investigate the self-consistency thermodynamical criterion for equations of the state of gases.
Benjamín López-Carrera   +2 more
doaj   +1 more source

INVESTIGATION OF THE PERTURBED VIRIAL EQUATIONS WITH ARBITRARY TEMPERATURE-DEPENDENT SECOND AND THIRD VIRIAL COEFFICIENTS

open access: yes, 2011
In this paper, the perturbed virial equations of state with temperature-dependent virial coefficients are constructed using the Carnahan–Starling (CS) hard sphere equation as reference. Considering the second virial coefficient, some critical properties
JIANXIANG TIAN
core   +1 more source

A New Piecewise EOS for Compressibility Factor Prediction Based on the M-factor Theory [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2010
In this study for the first time a new description of compressibility factor is rendered based on the virial expansion. The compressibility factor as a function of M-factor is qualitatively and quantitatively expressed.
Rasool Mohammadikhah   +2 more
doaj  

Self-consistent approximation and fifth virial coefficients

open access: yes, 1972
The self-consistent approximation of Rushbrooke and Hutchinson is extended so as to give consistent virial coefficients to any order by expanding the parameter Φ in terms of density, namely φ(p.T) :∗sum∞l-4; φi(T)pl-4 By using ...
Gopala Rao, R. V., Narasimha Swamy, K.
core   +1 more source

Modeling Dislocation Cutting of γ′ Precipitates in Ni‐Base Superalloys: Linking Atomistic and Dislocation Dynamics Simulations

open access: yesAdvanced Engineering Materials, Volume 28, Issue 17, 9 September 2026.
Dislocation cutting of γ′ precipitates in Ni‐based superalloys is investigated by linking atomistic simulations with discrete dislocation dynamics. The critical cutting stress is shown to be governed by the antiphase boundary energy, while line tension effects promote edge‐preferred cutting.
Frédéric Houllé   +9 more
wiley   +1 more source

Analytical formulae for the energy of electron subshells in atoms and their optimization; pp. 378–393 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2016
Generalized analytical orthonormal quasi-hydrogenic radial wave functions with free parameters (radius-dependent screened nuclear charge) are introduced. By them the analytical expressions for Slater radial integrals are derived.
Arved Sapar
doaj   +1 more source

EVALUATION OF SECOND VIRIAL COEFFICIENTS FROM SATURATION DATA

open access: yes, 1989
A data reduction technique is introduced for the evaluation of second virial coefficients of gases at subcritical temperatures. The method makes use of the vapor-liquid equilibrium data, i.e., temperature, saturation pressure, liquid and vapor molar ...
Orbey, H., ORBEY, H, ORBEY, N, Orbey, N.
core   +1 more source

Structural Properties of Yukawa One‐Component Plasmas Revisited

open access: yesContributions to Plasma Physics, Volume 66, Issue 7-8, September 2026.
ABSTRACT Yukawa one‐component plasmas are fully described in terms of the Coulomb coupling parameter Γ$$ \Gamma $$ and the screening parameter κ$$ \kappa $$. One of their remarkable properties is the existence of lines of constant effective coupling, Γeff(Γ,κ)$$ {\Gamma}_{\mathrm{eff}}\left(\Gamma, \kappa \right) $$, along which their short‐range ...
Daniels Krimans, Hanno Kählert
wiley   +1 more source

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