3.45 Magnetic Materials

Spring 2004

Photo of magnetic nanodots, 60 x 200 nm in a regular array.
Future magnetic recording media may take the form of large-area uniform arrays of magnetic nano-dots, fabricated by x-ray interference lithography. (Photo courtesy of Prof. Caroline Ross. Used with permission.)

Course Highlights

This course features problem sets with solutions and student projects.

Course Description

This course will cover the following topics:
  • Magnetostatics
  • Origin of magnetism in materials
  • Magnetic domains and domain walls
  • Magnetic anisotropy
  • Reversible and irreversible magnetization processes
  • Hard and soft magnetic materials
  • Magnetic recording

Special topics include magnetism of thin films, surfaces and fine particles; transport in ferromagnets, magnetoresistive sensors, and amorphous magnetic materials.

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Dr. Robert O'Handley

Course Meeting Times

Two sessions / week
1.5 hours / session