IIT BHU Varanasi Syllabus
Ceramic Ceramic Processing and Coatings
Ceramic Processing and Coatings
Ceramic Processing: Solid state method for synthesis of Ceramics. Freeze drying, Spray drying. Co-precipitation
method. Sol-Gel process. Chemical vapor deposition, Mechano chemical , synthesis, Hydrothermal synthesis,
plasma spraying. Combustion method for synthesis of ceramics. Synthesis of nano-ceramics by physical and
Sintering: Driving force, diffusion in solids, defects and defects chemistry, vapor pressure over curved surface.
Theory of solid state and Viscous sintering, scaling laws. Hot Pressing. Liquid Phase Sintering. Stages in liquid
phase sintering, Basic Mechanisms of liquid phase sintering.
Coating: Brief description of raw materials used in enamel. Batch calculations of frit making, Milling and Slip
Preparation . Preparation of metal parts, Applications of Slip. Firing process, colourd anamels, properties and
defects of enamel coating. Theory of adhesion on metal surface. New Coating Processes: Thermal Spraying, Flame
spraying, HVOF process, Plasma spraying, Phisical deposition, Sol-gel method of coating, Sputtering.