## Foundations of colloid science, Volume 2 |

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Page 996

For an inelastic fluid, in these simple flow conditions, the normal stresses (o,,),

are all equal to the local hydrodynamic pressure, so that On = „22 = a33 = _P (

18.2.2) and the only non-zero components of the

...

For an inelastic fluid, in these simple flow conditions, the normal stresses (o,,),

are all equal to the local hydrodynamic pressure, so that On = „22 = a33 = _P (

18.2.2) and the only non-zero components of the

**shearing stress**are aI2 and a2l...

Page 1003

(a) , V 10 s r/i>rfc»h /=100s Shear rate (y) 0 Time Fig. 18.3.1. (a) Relation

between

between successive changes in the shear rate. The material is assumed to have

a relaxation ...

(a) , V 10 s r/i>rfc»h /=100s Shear rate (y) 0 Time Fig. 18.3.1. (a) Relation

between

**shear stress**and shear rate for a thixotropic fluid, t is the time takenbetween successive changes in the shear rate. The material is assumed to have

a relaxation ...

Page 1008

18.4.4 Comparison between dynamic and steady

elastic fluids It can be shown on theoretical grounds (Noll 1958) that in the limit of

zero

18.4.4 Comparison between dynamic and steady

**shear**flow properties of visco-elastic fluids It can be shown on theoretical grounds (Noll 1958) that in the limit of

zero

**shear**rate, the viscosity, and the first normal**stress**difference, V^, ...### What people are saying - Write a review

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### Contents

INTRODUCTION TO STATISTICAL MECHANICS | 675 |

ADSORPTION FROM SOLUTION | 709 |

THE ELECTROKINETIC EFFECTS | 786 |

Copyright | |

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adsorbed adsorption approximation assumed behaviour bulk calculated Chapter Chem co-surfactant coagulation coalescence Colloid interface Sci colloidal dispersion colloidal particles compare with eqn component constant correlation function corresponding counterions curve diameter diffuse dilute double layer droplets effect electrical electrokinetic electrolyte electrolyte concentration electrostatic emulsion equilibrium Establish eqn estimate Exercise experimental Faraday ferrofluid field film flow fluid force free energy given hard sphere head group Hunter hydrophilic increases interaction latex liquid magnetic measured micelles microemulsion molecules neutron Newtonian fluid non-ionic surfactant Note obtained occur Ottewill Overbeek pair parameters phase Phys plane Poisson-Boltzmann equation polymer potential potential determining ions pressure procedure pseudoplastic radius region repulsion result scattering shear rate shear stress shown in Fig solution specific adsorption spherical stability surface charge surfactant suspension temperature thermodynamic thin thixotropic values velocity visco-elastic viscometer viscosity volume fraction Waals zero