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Last updated:

August 4, 2022

Duration:

Unlimited Duration

FREE

This course includes:

Unlimited Duration

Badge on Completion

Certificate of completion

Unlimited Duration

Description

The central point of this course is to provide a physical basis that links the structure of materials with their properties, focusing primarily on metals

The central point of this course is to provide a physical basis that links the structure of materials with their properties, focusing primarily on metals

Course Curriculum

  • Basic crystallography; BCC, FCC, HCP structures; Miller indices; crystal symmetry; stereographic projection Unlimited
  • Crystal shear stress and yielding; Burgers’ vector; introduction to edge, screw, and mixed dislocations; stress, strain, and stored energy Unlimited
  • Dislocation energy; stress fields; movement of dislocations Unlimited
  • Dislocation interactions; Peach-Koehler equation; effects on material behavior; Frank-Read sources; observing dislocations Unlimited
  • Crystal structures and their slip systems; dislocation shear stress resolution; using stereographic projections Unlimited
  • Applying stress; cross-slipping; dislocation locking; jogs and partials Unlimited
  • More dislocation interactions; Orowan looping; work hardening; polycrystal deformation Unlimited
  • Twinning Unlimited
  • Heating metals; dislocation climb; recovery; annealing Unlimited
  • Alloying and deformation; forces on dislocations Unlimited
  • Solid solutions; strengthening; annealing; diffusion kinetics Unlimited
  • Precipitate hardening; heat treatment; effect of time and temperature on microstructure Unlimited
  • Precipitate hardening; phase boundaries; mechanisms; size effects Unlimited
  • Contributions to precipitate hardening; phase diagrams; kinetics; Ostwald ripening; TTT diagrams Unlimited
  • Intra-particle stresses; isostrain and isostress; modulus limits; contiguity and percolation Unlimited
  • Introduction to steel; Fe-C phase diagram; phases and microstructures Unlimited
  • Steel properties Unlimited
  • Nanocrystalline metals; properties, dislocations, and grain boundaries; applications Unlimited

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Massachusetts Institute of Technology