Results 91 to 100 of about 3,778 (224)

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

Distribution of the second virial coefficients of globular proteins

open access: yes, 2020
George and Wilson [Acta. Cryst. D 50, 361 (1994)] looked at the distribution of values of the second virial coefficient of globular proteins, under the conditions at which they crystallise. They found the values to lie within a fairly narrow range.
Sear, RP
core   +1 more source

Second virial coefficients of diblock copolymers

open access: yes, 1979
A perturbation theory for the second virial coefficient of A-B type diblock copolymers in solution, which can account for any branching present in the blocks, is presented.
S.G. Rao   +5 more
core   +1 more source

S matrix poles and the second virial coefficient

open access: yes, 2002
PTHFor cutoff potentials, a condition which is not a limitation for the calculation of physical systems, the S matrix is meromorphic. It may be expressed in terms of its poles, and then the quantum mechanical second virial coefficient of a neutral gas ...
Baxter, J.   +4 more
core   +1 more source

An investigation of virial coefficients of gases

open access: yes
The most widely used experimental method for studying the forces between pairs of molecules is the determination of the second compressibility virial coefficient, B, defined by: z = Pvm/RT = 1 + B/Vm + C/V2 + . . . For non-polar gases at temperatures
Haworth, William S.
core   +1 more source

Critical temperatures of real fluids from the extended law of corresponding states

open access: yesAIP Advances, 2019
The extended law of corresponding states was proposed based on the patterns observed in the second virial coefficient for potential models of variable range.
Alfredo González-Calderón   +2 more
doaj   +1 more source

Quantum corrections for the noncentral intermolecular forces to the second virial coefficient of deuterium gas

open access: yes, 1970
The quantum corrections to the second virial coefficient of simple nonpolar polyatomic gases have been calculated for the noncentral intermolecular forces by taking into consideration the various factors, viz., (1) quadrupole-quadrupole interaction, (2 ...
Singh, Y.   +3 more
core   +1 more source

Formation of dimers in polar gases: contribution of metastably bound molecules to the second virial coefficient

open access: yes, 1967
The contribution of metastably bound double molecules to the second virial coefficient B(T) of a polar gas has been calculated by assuming the dipoles to be in the head-to-tail position.
Singh, Yashwant   +2 more
core   +1 more source

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