b.tech. ceramic technology - Technicalsymposium

UNIT III GLASS FIBRES 9Composition for fibre glass, glass wool, manufacturing process and applications. Opticalfibres – optical properties of fibres, silica based glass fibres – applications in opticalcommunication.UNIT IV GLASS CERAMICS 9Glass composition, heat treatment schedule, crystal nucleation in glass, nucleating agent,microstructure and properties, applications, machinable glass ceramics.UNIT V COATED GLASS 9Coating methods – physical vapour deposition, chemical vapour deposition. Types ofcoatings, characteristics of coated glass, applications of coated glasses, quality control ofcoated glass.TOTAL: 45 PERIODSTEXT BOOKS1. Lewis M.H, Glasses and Glass Ceramics, Chapman and Hall, London, 1989.2. Cable M and Parker M.J, High Performance Glasses, Chapman and Hall, NY, 1992.REFERENCES1. Heinz G.Plaender, Schott Guide to Glass, Chapman and Hall, 1996.2. Hans Bach, Low Thermal Expansion Glass Ceramics, Springer, 1995.3. Philips C.J, Glass, Its Industrial Applications, Reinhold Publishing Co., NY, 1960.CT9032 ADVANCED COATING TECHNOLOGIES L T P C3 0 0 3AIMThe course is aimed to enable the students to have a complete knowledge about theadvanced ceramic coating technology processes, properties and applications.OBJECTIVESOn completion of the course the students are expected to Have studied the classification and raw materials used for the special coatings. Have learnt in detail about enamel coating. Have studied the concept of vapour phase coatings. Have studied about the various special coating techniques. Have studied the properties and applications of special coatings.UNIT I COATINGS – FUNDAMENTALS 9Definition of thin film and coatings, preparation of substrate- Role of substrate- substrateselection- nucleation and thin film growth- residual stress, thickness measurements.UNIT II VAPOUR PHASE COATINGS 9PVD - basic evaporation process - evaporation techniques - sputtering – ion plating- CVDprocess- CVD reactor- CVD kinetics- product and process route.UNIT III SPECIAL COATINGS 9Plasma spray- pack coating- slurry coating- sol gel coating- hot dip coating- electrophoresiselectrochemical coating- corrosion resistant coating and other coatings.UNIT IV SURFACE ANALYTICAL METHODS 9XRD – glancing incidence, x-ray diffraction- electron microscopy techniques- auger electronspectroscopy, secondary ion mass spectroscopy, photoelectron spectroscopy.UNIT V PROPERTIES AND APPLICATIONS 9Thermal, mechanical. Optical and chemical properties- hardness- wear and erosionresistance- high temperature properties- applications- defects and remedies.TOTAL: 45 PERIODS49