Interfacial Phenomena and Surface Engineering detail syllabus for Chemical Engineering (CHE), 2017 scheme is taken from VTU official website and presented for VTU students. The course code (17CH834), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below.
For all other che 8th sem syllabus for be 2017 scheme vtu you can visit CHE 8th Sem syllabus for BE 2017 Scheme VTU Subjects. For all other Professional Elective-V subjects do refer to Professional Elective-V. The detail syllabus for interfacial phenomena and surface engineering is as follows.
Course Objectives:
The students will
- Understand the concept of interfacial phenomena.
- Understand surfactant applications.
- Calculate thermodynamic parameters for interfaces.
- Evaluate criteria for spreading of liquids.
Module 1
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Module 2
Thermodynamics of Interfaces: Thermodynamic treatment of interfaces. Free energy at interface. Temperature dependence of the surface tension. Effect of pressure on interfacial tension. Effect of curvature on surface tension. Thermodynamics of binary systems-Gibbs Equation. Surface excess concept. Verification of Gibbs equation. Gibbs monolayers.The electrical double layer. Stern treatment of electrical double layer. Free energy of a diffused double layer. Repulsion between two plane double layers.
Module 3
Surface Tension: Definition Cause for existence, Capillary rise method. Drop weight method, Wilhelm plate method, du Nuoy method. Methods based on shape of static drops or bubbles. Dynamic methods-Flow and capillary waves.Colloidal dispersions. Combined attractive and electrical interaction-DLVO theory. Kinetics of coagulation
Module 4
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Module 5
Surfactants: Anionic and nonionic. Other phases involving surfactant aggregates. Surface films of insoluble surfactants. Thermodynamics of micro emulsions. Phase behavior of oil-water surfactant. Effect of composition changes. Applications of surfactants-emulsions and detergency. Interfacial stability. Damping of capillary wave motion by insoluble surfactants. Stability and wave motion of thin liquid films foams. Interfacial stability for fluids in motion.
Course Outcomes:
After studying this course, students will be able to:
- Understand principles of surface engineering.
- Calculate thermodynamic parameters for surface wetting.
- Understand principles of surfactants.
Question paper pattern:
- The question paper will have ten questions.
- Each full Question consisting of 20 marks
- There will be 2 full questions(with a maximum of four sub questions) from each module.
- Each full question will have sub questions covering all the topics under a module.
- The students will have to answer 5 full questions, selecting one full question from each module.
Graduate Attributes (as per NBA):
- Critical Thinking
- Problem solving
- Use of modern tools
- Research Skill
- Life-long learning
Text Books:
- Interfacial Phenomena, Equilibrium and Dynamic Effects, C.A. Miller & P. Niyogi, Vol. 17, Marshal Deckder, 1985.
- Physical Chemistry of Surfaces, A.W. Adamson, John Wiley, 5th edn, 1997.
Reference Books:
- Surface Activity, Millet J.L., 2nd edn, Van Nostrad, 1961.
- Surface Active Chemicals – Garrett H.E., Pergamom Press, 1974.
For detail syllabus of all other subjects of BE Che, 2017 regulation do visit Chemical Engineering 8th Sem syllabus for 2017 Regulation.
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