Introduction to Colloid and Surface Chemistry |
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Page 39
... sample can be neglected , and its intensity can be compared with that of the transmitted beam . Powerful light source Neutral filter 0-0-0 Monochromatizing filter Sample Reference * Nicol priśm Photomultiplier tube Figure 3.1 ...
... sample can be neglected , and its intensity can be compared with that of the transmitted beam . Powerful light source Neutral filter 0-0-0 Monochromatizing filter Sample Reference * Nicol priśm Photomultiplier tube Figure 3.1 ...
Page 46
... sample under consideration . Instability of the sample to electron beams could also result in misrepresentation . A small amount of the material under investigation is deposited on an electron - transparent plastic or carbon film ( 100 ...
... sample under consideration . Instability of the sample to electron beams could also result in misrepresentation . A small amount of the material under investigation is deposited on an electron - transparent plastic or carbon film ( 100 ...
Page 167
... 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 sample is subjected to an instan- taneous ...
... 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 sample is subjected to an instan- taneous ...
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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