Results 81 to 90 of about 22,801 (218)

Comparative Study on Molecular Weight of Konjac Glucomannan by Gel Permeation Chromatography-Laser Light Scattering-Refractive Index and Laser Light-Scattering Methods

open access: yesJournal of Spectroscopy, 2013
The gel permeation chromatography, combined with laser light scattering and refractive index (GPC-LLS-RI) online method and laser light scattering (LLS) single method, researched the weight-average molecular weight (Mw) of konjac glucomannan (KGM) in ...
Mei Xu   +6 more
doaj   +1 more source

Numerical Study of a Nonlocal Nonlinear Schrödinger Equation (MMT Model)

open access: yesStudies in Applied Mathematics, Volume 156, Issue 3, March 2026.
ABSTRACT In this paper, we study a nonlocal nonlinear Schrödinger equation (MMT model). We investigate the effect of the nonlocal operator appearing in the nonlinearity on the long‐term behavior of solutions, and we identify the conditions under which the solutions of the Cauchy problem associated with this equation are bounded globally in time in the ...
Amin Esfahani, Gulcin M. Muslu
wiley   +1 more source

Wave‐Partition‐Governed Dual‐Site Spallation in Single Crystals

open access: yesAdvanced Science, Volume 13, Issue 9, 13 February 2026.
Crystalline anisotropy shapes shock‐wave propagation and the resulting damage evolution in single crystals. Large‐scale molecular dynamics and damage modeling uncover a dual‐spallation mechanism driven by anisotropic elasticplastic wave separation, which mitigates damage accumulation.
Youlin Zhu   +6 more
wiley   +1 more source

Modelling of potentials for interparticle interactions between methanol molecules

open access: yesCondensed Matter Physics, 2017
Peculiarities of interparticle interactions between methanol molecules in the methanol vapor are investigated. The bare potential is considered as a sum of repulsive, dispersive and electrostatic forces.
N.P. Malomuzh, M.V. Timofeev
doaj   +1 more source

Multiproperty empirical isotropic interatomic potentials for CH4–inert gas mixtures

open access: yesJournal of Advanced Research, 2013
An approximate empirical isotropic interatomic potentials for CH4–inert gas mixtures are developed by simultaneously fitting the Exponential-Spline-Morse-Spline-van der Waals (ESMSV) potential form to viscosity, thermal conductivity, thermal diffusion ...
M.S.A. El-Kader
doaj   +1 more source

Effects of the second virial coefficient on the adiabatic lapse rate of dry atmospheres

open access: yes, 2019
We study the effect of the second virial coefficient on the adiabatic lapse rate of a dry atmosphere. To this end, we compute the corresponding adiabatic curves, the internal energy, and the heat capacity, among other thermodynamic parameters.
Díaz, Bogar   +3 more
core   +1 more source

Монголы на Западе [PDF]

open access: yes, 2008
We explicitly calculate the orientation-dependent second virial coefficient of short charged rods in an electrolytic solvent, assuming the rod-rod interactions to be a pairwise sum of hard-core and segmental screened- Coulomb repulsions.
Dijkstra, M.   +2 more
core   +1 more source

Second virial coefficients of asymmetric top molecules [PDF]

open access: yesThe Journal of Chemical Physics, 2005
A short self-contained derivation is given for the second virial coefficient B2(T) of a gas consisting of identical interacting asymmetric rigid rotors. The resulting expression is correct through ℏ2. First, the canonical partition function is derived by means of an ℏ expansion of exp[−H∕(kBT)] due to Friedmann [Adv. Chem. Phys. 4, 225 (1962)].
openaire   +3 more sources

Exploring Routes to Calculating the Effective Magnetic Permeability of Polymer Magnetic Composites

open access: yesPolymer Composites, Volume 47, Issue 2, Page 981-988, 20 January 2026.
Schematic of a static (undeformed) configuration of the magnetic‐filled polymer network for a semi‐crystalline sample. ABSTRACT Our understanding of the effective magnetic permeability of composite materials composed of randomly dispersed metallic ferromagnetic particles within a nonmagnetic (polymer) matrix must respond to several challenges.
Christian Brosseau
wiley   +1 more source

Gaussian-Charge Polarizable Interaction Potential for Carbon Dioxide

open access: yes, 2010
A number of simple pair interaction potentials of the carbon dioxide molecule are investigated and found to underestimate the magnitude of the second virial coefficient in the temperature interval 220 K to 448 K by up to 20%.
Atkins P.   +6 more
core   +1 more source

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