Introduction to Colloid and Surface Chemistry |
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Page 153
... density oo at the sur- face by equating the surface charge with the net space charge in the : ( i.c diffuse part of the double layer ( i.e σ0 = - ( 1.000 = -Spdx ) 0 pdx and applying the Poisson - Boltzmann distribution . The resulting ...
... density oo at the sur- face by equating the surface charge with the net space charge in the : ( i.c diffuse part of the double layer ( i.e σ0 = - ( 1.000 = -Spdx ) 0 pdx and applying the Poisson - Boltzmann distribution . The resulting ...
Page 154
... density caused by the adsorption of sufficient potential - determining silver ( or iodide ) ions to keep approximately constant . In contrast , however , the charge density at an ionogenic surface remains constant on addition of inert ...
... density caused by the adsorption of sufficient potential - determining silver ( or iodide ) ions to keep approximately constant . In contrast , however , the charge density at an ionogenic surface remains constant on addition of inert ...
Page 172
... density at the surface of shear . No direct information is given about the potentials and ( although , as already discussed , the value of § may not differ substantially from that of Vs ) , or about the charge density at the surface of ...
... density at the surface of shear . No direct information is given about the potentials and ( although , as already discussed , the value of § may not differ substantially from that of Vs ) , or about the charge density at the surface of ...
Contents
THE COLLOIDAL STATE | 7 |
Preparation and Purification of Colloidal Systems | 10 |
KINETIC PROPERTIES | 19 |
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adsorbed adsorption adsorption isotherm agent aggregation approximately behaviour Brownian Brownian motion calculated capillary cell chemisorption cm³ coagulation coefficient colloidal dispersions colloidal systems condensation constant contact angle counter-ions curve decreases density detergent diffusion dispersion medium droplets effect electric double layer electrolyte electron emulsifying emulsion equation equilibrium example experimental fatty acids Figure film flow foam forces free energy hydrocarbon hydrocarbon chains hydrophilic increase interaction interface involved ionic ions light scattered lyophobic material measured membrane method micelle micellisation microscope mixed film mN m¹ mol dm³ mol¹ molecules monolayer osmotic pressure phase physical adsorption polymer polymerisation pore potential energy protein radius ratio relative molecular mass repulsion result sample sedimentation shear sodium solid surface soluble solvation solvent spherical particles stabilising stability surface conductance surface tension surface-active surfactant technique temperature theory thickness tion usually V/Vm velocity viscosity volume Waals wetting zero zeta potential