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Critical parameters of hard-core Yukawa fluids within the structural theory

Physica A: Statistical Mechanics and its Applications • 2012
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Publication Information
Authors M Bahaa Khedr, SM Osman
Keywords Not Available
Journal Physica A: Statistical Mechanics and its Applications
Publisher North-Holland
Volume 391
Issue 19
Pages 4427-4441
publication.type International
Paper Link Not Available
Supplementary Materials Not Available
Abstract
A purely statistical mechanical approach is proposed to account for the liquid–vapor critical
point based on the mean density approximation (MDA) of the direct correlation function. The
application to hard-core Yukawa (HCY) fluids facilitates the use of the series mean spherical
approximation (SMSA). The location of the critical parameters for HCY fluid with variable
intermolecular range is accurately calculated. Good agreement is observed with computer
simulation results and with the inverse temperature expansion (ITE) predictions. The ...