An approximate Expression for Viscosity of Nanosuspensions

TL;DR

This paper develops an approximate formula for the viscosity of nanosuspensions by integrating hydrodynamic and molecular dynamics data using Pade approximants, applicable across nanoparticle sizes.

Contribution

It introduces a novel method combining hydrodynamic and molecular dynamics results with Pade approximants to estimate nanosuspension viscosity for all nanoparticle diameters.

Findings

Effective viscosity formula valid for various nanoparticle sizes

Integration of hydrodynamic and molecular dynamics methods

Enhanced accuracy over existing models

Abstract

We consider liquid suspensions with dispersed nanoparticles. Using two-points Pade approximants and combining results of both hydrodynamic and molecular dynamics methods, we obtain the effective viscosity for any diameters of nanoparticles