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Lecturer(s)
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Berka Karel, prof. RNDr. Ph.D.
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Kvítek Libor, prof. RNDr. CSc.
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Course content
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Surface tension and intermolecular interactions in condensed phase. The influence of the surface curvature on the equilibrium of one-phase system. Methods of surface energy determination. Thermodynamic adsorption - Gibbs equation, structure and characteristics of the adsorption layer. Adsorption on the surface of solid phase, BET isotherm, mercury porosimetry. Surface energy in three-phase system, wettability. Classification of surfactants and their usage in the wetting process. Homogeneous and heterogeneous nucleation, kinetics of the new phase formation. Introduction into kinetics of heterogeneous reactions. Thermodynamics of micelle formation, solubilisation. Formation and stability of colloid systems. Basic description of colloid systems, their definition, overall characterisation and classification. Molecular-kinetic, optical, electric and rheological characteristics of colloid systems. Preparation and purification of the colloid particles, disperse and condensational methods, ultrafiltration, dialysis. Surfactants, formation and characterization of micelles. Colloid system stability and possibilities of its modification. Fundamental methods of colloid system studies. Viscosity of the solutions and its measurement, flowing character of suspense and paste. Solutions of macromolecular substances and their colloidal characteristics. Examples of suspense, paste, gel, emulsion, foam, and aerosol formation and their practical usage. Ionic flotation. Double-layer membranes. Topochemical reactions, usage. Electrochemistry and electrochemical production. Photochemistry and photochemical production.
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Learning activities and teaching methods
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Dialogic Lecture (Discussion, Dialog, Brainstorming)
- Preparation for the Exam
- 0 hours per semester
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Learning outcomes
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The subject is aimed on a specific field in Physical chemistry, on heterogenous systems.
ability to evaluate particular methods and procedures, explain results related to heterogenous systems
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Prerequisites
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unspecified
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Assessment methods and criteria
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Oral exam
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Recommended literature
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Holmberg, K (ed). (2002). Handbook of Applied Surface and Colloid Chemistry. John Wiley, N.Y.
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Poole Ch.P, Owens F.J. (2003). Introduction to Nanotechnology. John Wiley & Sons, New Jersey.
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Schmid, G. (ed). (2004). Nanoparticles, From Theory to Application. Weinheim.
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Smart, E.L., A.E. Moore. (2005). Solid State Chemistry. CRC Press, USA.
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