Introduction to Colloid and Surface Chemistry |
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Page 134
... constant dx de ( 7 dv ) dx The integration constant is zero , since at x = ∞ , dy / dx = 0 and dv / dx = 0 . Integrating again ( assuming ʼn to be constant throughout the double layer ) DX 4π y = nu + constant At x = 0,0 and ( if ...
... constant dx de ( 7 dv ) dx The integration constant is zero , since at x = ∞ , dy / dx = 0 and dv / dx = 0 . Integrating again ( assuming ʼn to be constant throughout the double layer ) DX 4π y = nu + constant At x = 0,0 and ( if ...
Page 161
... constant cross - section the axial ratio of the molecules is propor- tional to their molecular weight , and since intrinsic viscosity is approximately proportional to the square of the axial ratio [ n ] ≈ KM2 For a system in which the ...
... constant cross - section the axial ratio of the molecules is propor- tional to their molecular weight , and since intrinsic viscosity is approximately proportional to the square of the axial ratio [ n ] ≈ KM2 For a system in which the ...
Page 167
... constant stress ( usually a shearing stress ) to the sample and the measurement of the resulting sample deformation as a function of time . Figure 9.7 shows a typical creep and recovery curve . In stress- relaxation measurements , the ...
... constant stress ( usually a shearing stress ) to the sample and the measurement of the resulting sample deformation as a function of time . Figure 9.7 shows a typical creep and recovery curve . In stress- relaxation measurements , the ...
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acid adsorbed adsorption adsorption isotherm approximately aqueous behaviour Brownian calculated cell charged surface chemisorption cm-¹ cm³ coefficient colloidal dispersions colloidal particles colloidal systems constant contact angle counter-ions curve cylinder decreases deflocculated deformation depends detergent diffusion dispersion medium distance droplets effect electrical double layer electrode electrolyte emulsifying equation equilibrium example Figure film flocculation flocculation concentration flow hydrocarbon chains hydrophilic increase interaction interface intrinsic viscosity ionic ions isotherms light scattered material measured membrane method micelles mixed film molecular weight molecules monolayer monomolecular motion O/W emulsions orientated osmotic pressure physical adsorption plate polymer polymerization pores porous potential energy potential gradient protein ratio relative repulsive sample sedimentation shear soaps sodium solid surface soluble solution solvation solvent spherical particles stability Stern layer stress surface tension surface-active surfactant temperature theory thermal thixotropic valency vapour pressure velocity viscoelastic viscometer volume W/O emulsions Waals wetting zero zeta potential