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MY1351 EXPERIMENTAL TECHNIQUES IN METALLURGY
1. METALLOGRAPHIC TECHNIQUES
Resolution, depth of focus and components of microscope, Polarized light, phase contrast, interference microscopy, hot stage and quantitative metallographic techniques, specimen preparation techniques.
2. X-RAY DIFFRACTION TECHNIQUES
Characteristic spectrum, Bragg’s law, Diffraction methods – Laue,rotating crystal and powder methods. Stereographic projection. Intensity of diffracted beams –structure factor calculations and other factors. Cameras- Laue,Debye-Scherer cameras, Seeman- Bohlin focusing cameras.
3. APPLICATION OF X-RAY DIFFRACTION
Diffractometer – general feature and optics, proportional,scintillating and Geiger counters. X-ray diffraction application in the determination of crystal structure, lattice parameter, phase diagram and residual stress – quantitative phase estimation.
4. ELECTRON MICROSCOPY
Construction and operation of Transmission electron microscope – Diffraction effects and image formation, specimen preparation techniques. Construction, modes of operation and application of Scanning electron microscope, EDX. Electron probe micro analysis, Basics of Scanning Tunneling Electron Microscope (STEM) and Atomic Force Microscope.
5. ADVANCED CHEMICAL AND THERMAL ANALYSIS
Basic principles, practice and applications of X-ray spectrometry, X-ray photoelectron spectrometry, Auger spectroscopy, Differential thermal analysis, Differential scanning calorimetry and Thermogravimetric analysis.
TEXT BOOKS
1. Cullity, B.D., “Elements of X-Ray Diffraction”, Addision Wesley Publishing Co., Massachusetts, 1968.
2. Phillips.V.A., “Modern metallographic techniques and their application”, Wiley Interscience,1971
3. Cherepin and Malik, “Experimental Techniques in Physical Metallurgy", Asia Publishing Co. Bombay, 1968.
REFERENCES
1. Brandon D.G, “Modern Techniques in Metallography”, VonNostrand Inc. NJ, USA, 1986.
2. Thomas G., “Transmission electron microscopy of metals”, John Wiley, 1996.
3. Weinberg F., “Tools and Techniques in Physical Metallurgy”, Volume I & II, Marcel and Decker, 1970.
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