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MATERIALS SCIENCE AML 120 3-0-2 : 4 credits. ANANDH SUBRAMANIAM Department of Applied Mechanics Indian Institute of Technology Delhi Hauz Khas, New Delhi- 110 016 Ph: (+91) (11) 2659 1340, Fax: (+91) (11) 2658 1119 anandh333@rediffmail.com http://web.iitd.ac.in/~anandh. ACKNOWLEDGMENTS.
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MATERIALS SCIENCEAML 120 3-0-2 : 4 credits ANANDH SUBRAMANIAM Department of Applied Mechanics Indian Institute of Technology Delhi Hauz Khas, New Delhi- 110 016 Ph: (+91) (11) 2659 1340, Fax: (+91) (11) 2658 1119 anandh333@rediffmail.com http://web.iitd.ac.in/~anandh
ACKNOWLEDGMENTS • Prof. S.K. Guptais the inspiring force behind these set of slides. I had a lot to learn from his meticulous planning of the AML 120 course. • Prof. R.K. Pandeyhas always been there to offer me help on all aspects, in spite of his busy commitments. • Dr. Rajesh Prasadhas been the source of knowledge for many of the slides in this presentation. Without his consistent guidance I would not be able to teach this course as presented.
REFERENCES Materials Science and Engineering By Prof. V. Raghavan Fifth Edition, Prentice Hall of India Pvt. Ltd., New Delhi, 2004 ONLINE http://www.tf.uni-kiel.de/matwis/amat/def_en/overview_main.html
UNIVERSE STRONG WEAK ELECTROMAGNETIC GRAVITY HYPERBOLIC EUCLIDEAN SPHERICAL ENERGY SPACE nD + t FIELDS PARTICLES METAL SEMI-METAL SEMI-CONDUCTOR INSULATOR NON-ATOMIC ATOMIC BAND STRUCTURE STATE / VISCOSITY LIQUID CRYSTALS GAS SOLID LIQUID STRUCTURE CRYSTALS RATIONAL APPROXIMANTS QUASICRYSTALS AMORPHOUS SIZE NANO-QUASICRYSTALS NANOCRYSTALS
Common type of materials Ceramics Metals Polymers Composites Structure The Materials Tetrahedron Properties Performance Processing
METALLURGY Science of Metallurgy ELECTRO- CHEMICAL TECHNOLOGICAL MECHANICAL PHYSICAL • Extractive • Casting • Metal Forming • Welding • Powder Metallurgy • Machining • Structure • Physical Properties • Deformation • Behaviour • Chemistry • Corrosion
Casting • Metal Forming • Welding • Powder Processing • Machining Thermo-mechanical Treatments Crystal Atom Structure Microstructure Component Electro- magnetic Phases + Defects • Vacancies • Dislocations • Twins • Stacking Faults • Grain Boundaries • Voids • Cracks Residual Stress + Processing determines shape and microstructure of a component