Results 91 to 100 of about 22,801 (218)

Probing Viscoelasticity of Polymeric Coatings Using Nonlinear Dynamic Atomic Force Microscopy

open access: yesSmall Methods, Volume 10, Issue 2, 22 January 2026.
For soft materials it is essential to characterize both the elastic and viscous material properties. Using an atomic force microscope, the hardening nonlinearity induced by a tip‐sample contact and bifurcation points can be used to separately estimate the visco‐ and elastic parts of the tip‐sample interaction force.
Lara Vivian Fricke   +5 more
wiley   +1 more source

The Second Virial Coefficient of Spin-1/2 Interacting Anyon System

open access: yes, 1997
Evaluating the propagator by the usual time-sliced manner, we use it to compute the second virial coefficient of an anyon gas interacting through the repulsive potential of the form $g/r^2 (g > 0)$.
Capri A Z   +8 more
core   +1 more source

Screening of Ionic Liquids for the Separation of Aromatics via Activity Coefficients at Infinite Dilution Measurements and COSMO‐RS Modeling

open access: yesJournal of Chemistry, Volume 2026, Issue 1, 2026.
This manuscript focuses on the application of imidazolium‐based ionic liquids (ILs) 1‐butyl‐3‐methylimidazolium hexafluorophosphate ([BMIM]+[PF6]−) and 1‐butyl‐3‐methylimidazolium bis(trifluoromethane)sulfonimide ([BMIM]+[TFSI]−) as potential entrainers for the separation of cyclohexane/benzene and heptane/toluene utilizing gas liquid chromatography ...
Indra Bahadur   +7 more
wiley   +1 more source

Cluster virial expansion for quark and nuclear matter

open access: yes, 2015
We employ the $\Phi-$ derivable approach to many particle systems with strong correlations that can lead to the formation of bound states (clusters) of different size.
Blaschke, David
core   +1 more source

Path-integral calculation of the third virial coefficient of quantum gases at low temperatures

open access: yes, 2011
We derive path-integral expressions for the second and third virial coefficients of monatomic quantum gases. Unlike previous work that considered only Boltzmann statistics, we include exchange effects (Bose-Einstein or Fermi-Dirac statistics).
Allan H. Harvey   +6 more
core   +1 more source

Quantum Mechanics and Thermodynamics of Particles with Distance Dependent Statistics

open access: yes, 1993
The general notion of distance dependent statistics in anyon-like systems is discussed. The two-body problem for such statistics is considered, the general formula for the second virial coefficient is derived and it is shown that in the limiting cases it
A. Comtet   +37 more
core   +2 more sources

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

Van Der Waals Revisited

open access: yes, 2008
The van-der-Waals version of the second virial coefficient is not far from being exact if the model parameters are appropriately chosen. It is shown how the van-der-Waals resemblance originates from the interplay of thermal averaging and superposition of
Baerwinkel, K., Schnack, J.
core   +1 more source

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