Tantargy

Adatok

A Tantárgybejelentőben megadott hivatalos adatok az alábbi tanévre: 2024-2025

Tematika

Learning about the types, structure, stability, chemical and physical-chemical properties and about laws of interaction of colloidal systems.

Előadások

• 1. The colloidal state - Kovács Barna Szilárd
• 2. Classification of colloidal systems - Kovács Barna Szilárd
• 3. The structure of interfaces - Kovács Barna Szilárd
• 4. Interfacial phenomena. - Kovács Barna Szilárd
• 5. Surface tension. - Kovács Barna Szilárd
• 6. Gas/liquid interface. - Kovács Barna Szilárd
• 7. Interface of solution, phase boundary - Kovács Barna Szilárd
• 8. Liquide/liquide interfaces - Kovács Barna Szilárd
• 9. Solid/liquide interface - Kovács Barna Szilárd
• 10. Capillary condensation. Wetting, wetting materials. - Kovács Barna Szilárd
• 11. Adsorption phenomenon - Kovács Barna Szilárd
• 12. Heat of adsorption, adsorption equations - Kovács Barna Szilárd
• 13. Adsorption isotherms (Freundlich, Langmuir, Langmuir-Hückel, BET), - Kovács Barna Szilárd
• 14. Adsorption hysteresis - Kovács Barna Szilárd
• 15. Electric double-layer, electrokinetic potential - Kovács Barna Szilárd
• 16. Electrokinetic phenomena - Kovács Barna Szilárd
• 17. Properties of dispersed systems: distribution, morfology, degree of dispersity - Kovács Barna Szilárd
• 18. Stability of colloidal systems, parameters that affect the stability - Kovács Barna Szilárd
• 19. Aerosols, foams - Kovács Barna Szilárd
• 20. Emulsions, suspensions - Kovács Barna Szilárd
• 21. Reology, properties and methodology. - Kovács Barna Szilárd
• 22. Macromolecular colloids - Kovács Barna Szilárd
• 23. Properties, examination methods of macromolecular colloids - Kovács Barna Szilárd
• 24. Association colloids - Kovács Barna Szilárd
• 25. Micelle formation - Kovács Barna Szilárd
• 26. Parameters that affect the micelle formation - Kovács Barna Szilárd
• 27. Liposomes - Kovács Barna Szilárd
• 28. Langmuir Blodget films, LB technique. - Kovács Barna Szilárd

Gyakorlatok

Szemináriumok

A tananyag elsajátításához szükséges segédanyagok

Kötelező irodalom

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Saját oktatási anyag

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Jegyzet

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Ajánlott irodalom

D. J. Shaw: Introduction to Colloid and Surface Chemistry, 4th ed. (or later), Butterworth-Heinemann, Oxford 1992.,

D. F. Evans, H. Wennerström: The Colloidal Domain: Where Physics, Chemistry, Biology and Technology Meet, 2nd ed., Wiley-VCH, New York 1999.

D. H. Everett: Basic Principles of Colloid Science, RSC, London 1988.

A félév elfogadásának feltételei

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Félévközi ellenőrzések

Two written tests (after the 5th and 10th lessons) should be completed (min. 50%) during the semester.

Távolmaradás pótlásának lehetőségei

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Vizsgakérdések

The colloidal state, classification of colloidal systems

The structure of interfaces, interfacial phenomena. Surface tension.

Gas/liquid interface. Interface of solution, phase boundary, liquide/liquide interfaces

Solid/liquide interface, capillary condensation. Wetting, wetting materials.

Adsorption phenomenon, heat of adsorption, adsorption equations, adsorption isotherms (Freundlich, Langmuir, Langmuir-Hückel, BET), adsorption hysteresis.

Electric double-layer, electrokinetic potential, electrokinetic phenomena.

Properties of dispersed systems: distribution, morfology, degree of dispersity. Stability of colloidal systems, parameters that affect the stability

Aerosols, foams, emulsions, suspensions.

Reology, properties and methodology.

Macromolecular colloids, properties, examination methods.

Association colloids, micelle formation, parameters that affect the micelle formation, liposomes, Langmuir Blodget films, LB technique.

Vizsgáztatók

• Kovács Barna Szilárd

Gyakorlatok, szemináriumok oktatói