Introduction to Colloid and Surface Chemistry |
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Page 93
... measurement of contact angles plug is considered to act as a bundle of capillaries of some average radius r . The pressure required to prevent the liquid in question from entering the capillaries of this porous plug is measured , and ...
... measurement of contact angles plug is considered to act as a bundle of capillaries of some average radius r . The pressure required to prevent the liquid in question from entering the capillaries of this porous plug is measured , and ...
Page 107
... measuring gas adsorption at -196 ° C - contained in a gas burette , and its pressure is measured with a manometer ( see Figure 6.4 ) . All of the volumes in the apparatus are calibrated so that when the gas is admitted to the adsorbent ...
... measuring gas adsorption at -196 ° C - contained in a gas burette , and its pressure is measured with a manometer ( see Figure 6.4 ) . All of the volumes in the apparatus are calibrated so that when the gas is admitted to the adsorbent ...
Page 167
... measurements on , for example , the shearing of rectangular samples are ideal . Creep measurements involve the ... measured dynamically by applying a sinusoidally varying stress to the sample . A phase difference , which depends on ...
... measurements on , for example , the shearing of rectangular samples are ideal . Creep measurements involve the ... measured dynamically by applying a sinusoidally varying stress to the sample . A phase difference , which depends on ...
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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