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Lecturer(s)
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Urbánková Lucie, Ing. Ph.D.
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Kašpárková Věra, doc. Ing. CSc.
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Sedlaříková Jana, doc. Ing. Ph.D.
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Course content
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- Colloid systems, classification of dispersion systems, shape and size of particles. - Surface tension, surface energy. - Phase interfaces and their description, wettability, wetting angle. - Surfactants in aqueous solutions, micelles, critical micelle concentration. - Emulsions, foams, aerosols. - Colloidal interaction and stability, DLVO theory. - Sedimentation (gravitational, centrifugal), basic considerations. - Mrownian motion. Diffusion, Fick's laws. - Osmotic pressure, van´t Hoff equation. - Viscosity of dispersion systems, optical properties of dispersion systems. - Surface films, surface pressure, Gibbs equation, adsorption, adsorption isotherms. - Zeta potenrial and electrokinetic phenomena. - Applications of colloids. - Methods for colloid characterization.
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Learning activities and teaching methods
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Lecturing, Simple experiments
- Preparation for examination
- 120 hours per semester
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| learning outcomes |
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| Knowledge |
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| to classify and characterize the colloid dispersion systems |
| to classify and characterize the colloid dispersion systems |
| to clarify the kinetic properties of dispersion systems (diffusion, sedimentation, osmosis) |
| to clarify the kinetic properties of dispersion systems (diffusion, sedimentation, osmosis) |
| to describe the rheological and optical properties of dispersion systems |
| to describe the rheological and optical properties of dispersion systems |
| to explain the basic terminology related to the properties of liquids and multiphase systems |
| to explain the basic terminology related to the properties of liquids and multiphase systems |
| to clarify the properties and importance of surface-active agents in solutions and at interphases |
| to clarify the properties and importance of surface-active agents in solutions and at interphases |
| Skills |
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| to perform basic calculations required for the preparation of colloidal solutions |
| to perform basic calculations required for the preparation of colloidal solutions |
| to evaluate practically the surface properties of liquids and solids |
| to evaluate practically the surface properties of liquids and solids |
| to operate devices used to characterize the physico-chemical properties of colloids |
| to operate devices used to characterize the physico-chemical properties of colloids |
| to assess the physical stability of colloidal systems using particle size and zeta potential data |
| to assess the physical stability of colloidal systems using particle size and zeta potential data |
| to evaluate interactions between proteins and polymers |
| to evaluate interactions between proteins and polymers |
| teaching methods |
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| Knowledge |
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| Lecturing |
| Lecturing |
| Dialogic (Discussion, conversation, brainstorming) |
| Dialogic (Discussion, conversation, brainstorming) |
| Skills |
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| Simple experiments |
| Simple experiments |
| Practice exercises |
| Practice exercises |
| assessment methods |
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| Knowledge |
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| Grade (Using a grade system) |
| Grade (Using a grade system) |
| Analysis of works made by the student (Technical products) |
| Analysis of works made by the student (Technical products) |
| Analysis of the student's performance |
| Analysis of the student's performance |
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Recommended literature
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Bartovská, Lidmila. Fyzikální chemie povrchů a koloidních soustav. Vyd. 6., přeprac. Praha : Vydavatelství VŠCHT, 2010. ISBN 978-80-7080-745-3.
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HIEMENZ, P.C., RAJAGOPALAN, R. Principles of colloid and surface chemistry. 3rd ed, rev. and expand.. New York: Marcel Dekker, 1997. ISBN 0824793978.
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NORDE, W. Colloids and interfaces in life sciences and bionanotechnology. 2nd ed. rev. and expand.. Boca Raton: CRC Press/Taylor & Francis, 2011. ISBN 978-1-4398-1718-6.
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POUCHLÝ, J. Fyzikální chemie makromolekulárních a koloidních soustav. 3. vyd. Praha: VŠCHT, 205 s., 2008. ISBN 978-80-7080-674-6.
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