Generic Elective

Physics of Metals

CODE
ΣΥΕ201
SEMESTER
7
HOURS per WEEK
3
ECTS CREDITS
4  (Erasmus+ course)
INSTRUCTORS

George Dimitrakopulos

Thomas Kehagias

Metallic bond. Crystal lattices and structural defects in metallic materials. Diffusion mechanisms in solids. The Kirkendal phenomenon. Fick’s laws of diffusion. Stress. Strain. Elasticity and Hooke’s law. Isotropic elastic behavior. Elasticity modulus. Elastic strain energy. Atomic bond and anisotropic elastic behavior. Generalized Hooke’s law. Stress-strain curves. Ductile and brittle metals. The structural defects as carriers of plasticity. Plastic deformation of single crystalline and polycrystalline metals. Resolved shear stress and yield criteria. Hardening mechanisms. Plastic and brittle fracture. Toughness. Hardness. Creep. Fatigue. Thermodynamic equilibrium. Ideal and active solid solutions. Free energy of a two components system. Phase diagrams. Thermal analysis. Lever rule. Eutectic and peritectic reactions. The Fe-C system.
Problems.

Suggested literature
  • MATERIALS SCIENCE AND ENGINEERING, AN INTRODUCTION (Translated in Greek), William D. Callister JR, , Tziolas (ed.), 2008, Thessaloniki, Greece
  • SCIENCE AND TECHNOLOGY OF METALLIC MATERIALS, J. Chrysoulakis, D. Pantelis, Papasotiriou (ed.), 1996, Athens, Greece
  • ANNOUNCEMENTS

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