Results 1 to 10 of about 1,633 (182)

Evidence of Many-Body Interactions in the Virial Coefficients of Polyelectrolyte Gels [PDF]

open access: yesGels, 2022
Simulation studies of aqueous polymer solutions, and heuristic arguments by De Gennes for aqueous polyethylene oxide polymer solutions, have suggested that many-body interactions can give rise to the ‘anomalous’ situation in which the second osmotic ...
Ferenc Horkay, Jack F. Douglas
doaj   +2 more sources

The Effect of the Extraction Temperature on the Colligative, Hydrodynamic and Rheological Properties of Psyllium Husk Mucilage Raw Solutions [PDF]

open access: yesMolecules
The aim of the research was to analyse the effect of different extraction temperatures on the colligative, hydrodynamic, and rheological properties of a water-soluble AXs fractions.
Anna Ptaszek   +2 more
doaj   +2 more sources

An International Laboratory Comparison Study on Approximating the Enthalpy of Adsorption via the Clausius‐Clapeyron Approach [PDF]

open access: yesChemphyschem
Adsorbate–adsorbent interaction is often quantified via the isosteric enthalpy of adsorption, ΔHst. Commonly, ΔHst is determined indirectly by applying the Clausius‐Clapeyron (CC) equation to adsorption isotherms collected at different temperatures. Methods in applying the CC equation are shown to be critical when comparing ΔHst between laboratories ...
Heinselman K   +32 more
europepmc   +2 more sources

Modeling of Some Thermodynamic Properties of UF6 at Low Pressure Using Correlation Function [PDF]

open access: yesJournal of Nuclear Research and Applications, 2021
The properties of uranium hexafluoride (UF6) are of importance to the nuclear industry as a precursor for the enrichment. Therefore it is of importance to obtain the most accurate properties for such a strategic compound.
Mohsen Najafi
doaj   +1 more source

Gaseous density calculation by means of relative permittivity measurement

open access: yesMeasurement: Sensors, 2021
This study presents a gaseous density calculation method on the basis of relative permittivity measurement. The relative permittivity of a gas sample is measured by using a cylindrical microwave cavity resonator in wide temperature and pressure ranges ...
Yuya Kano, Naoki Kuramoto
doaj   +1 more source

On the Calculation of the Virial Coefficients and Low-Pressure Joule-Thomson Effect for Refrigerant Fluids Using Two Equation of State Models [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
In this study, we calculate virial coefficients and the Joule-Thomson effect at low pressure for refrigerant fluids in order to evaluate the performance of two models of Equations of State (EOS). The studied refrigerants are R123, R124, R143a, and R152a.
Mohsen Najafi   +1 more
doaj   +1 more source

Fourth- and fifth-order virial expansion of harmonically trapped fermions at unitarity

open access: yesPhysical Review Research, 2021
By generalizing our automated algebra approach from homogeneous space to harmonically trapped systems, we have calculated the fourth- and fifth-order virial coefficients of universal spin-1/2 fermions in the unitary limit, confined in an isotropic ...
Y. Hou   +3 more
doaj   +1 more source

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