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Longitudinal viscosity of two-dimensional Yukawa liquids
Journal article   Open access   Peer reviewed

Longitudinal viscosity of two-dimensional Yukawa liquids

Yan Feng, J Goree and Bin Liu
Physical review. E, Statistical, nonlinear, and soft matter physics, Vol.87(1), pp.013106-013106
01/2013
DOI: 10.1103/PhysRevE.87.013106
PMID: 23410445
url
https://arxiv.org/pdf/1301.1754View
Open Access

Abstract

The longitudinal viscosity η(l) is obtained for a two-dimensional (2D) liquid using a Green-Kubo method with a molecular dynamics simulation. The interparticle potential used has the Debye-Hückel or Yukawa form, which models a 2D dusty plasma. The longitudinal η(l) and shear η(s) viscosities are found to have values that match very closely, with only negligible differences for the entire range of temperatures that is considered. For a 2D Yukawa liquid, the bulk viscosity η(b) is determined to be either negligibly small or not a meaningful transport coefficient.
Algorithms Computer Simulation Models, Chemical Rheology - methods Solutions - chemistry Viscosity

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