i

Title of the course

MM 409 :? Colloid and Interface Science????????

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Credit structure

L????????? T????????? P????????? C

2?????????? 1?? ???????0?????????? 6

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Pre-requisite, if any

None

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Course content

Natures of interfaces, Thermodynamics of interfaces, Adsorption and deposition at surfaces and interfaces, Surface tension, Capillarity and wetting, Surfactants, Micelles, Critical micelle concentration, Emulsions, Surface activity in emulsions, Stability of emulsions, Demulsification, Foams, Foam structures, Foam drainage and stability, Foam inhibition and antifoams. Measurement of surface and interfacial tension, Measurement of contact angle, Fine particles, Colloid materials, and colloid stability, Clusters, Nanomaterials, Light scattering by small particles, Self-organization, Interfacial forces and fields, Electrical double layer, Hamaker constant, DLVO theory, vander-waals forces, Electrostatic, steric and electrosteric stabilization, Zeta potential, Flocculation, Coagulation, Electrokinetics, and Rheology of dispersions, Porous materials and membranes, Thin films, Surfactant assisted nanoparticle synthesis, Applications of colloid and interfacial science.

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Texts/References

T. Cosgrove, Colloid Science: Principles, Methods and Applications, Wiley-Blackwell, 2005.

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A.W. Adamson and A.P. Gast, Physical Chemistry of Surfaces, 6^th Ed., Wiley-Interscience, 1997.

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P.C. Hiemenz and R. Rajagopalan (Editors), Principles of Colloid and Surface Chemistry, 3^rd Ed., Academic Press, New York, 1997.

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J.N. Israelachvili, Intermolecular and Surface Forces, 2^nd Ed., Academic Press, New York, 1992.

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D.F. Evans and H. Wennerstr?m, The Colloidal Domain: Where Physics, Chemistry, Biology, and Technology Meet, 2^nd Ed., Wiley-VCH, 1999.

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I.D. Morrison and S. Ross, Colloidal Dispersions: Suspensions, Emulsions, and Foams, Wiley, 2002.

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M.J. Rosen, Surfactants and Interfacial Phenomena, 3^rd Ed.,? Wiley-Interscience, 2004.

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Instructor(s) name

Prof. Ajay Panwar