PH4601: Magnetic Materials and its Applications

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Course Information

L-T-P-C3-0-0-3
Prerequisites None

Syllabus

Module 1: Introduction to Magnetism

Lecture hours: 0 · Tutorial hours: 0 · Lab hours: 0

Magnetic field, magnetization and magnetic materials, Origin of magnetism: para-, dia-, ferro-, antiferro- and ferri-magnetism, Soft and hard magnetic materials .

Module 2: Magnetic Phenomena

Lecture hours: 0 · Tutorial hours: 0 · Lab hours: 0

Magnetic anisotropy, nanoparticles and thin films, Magnetoresistances: anisotropic magnetoresistance (AMR), giant magnetoresistance (GMR), colossal magnetoresistance (CMR), tunneling magnetoresistance (TMR) .

Module 3: Applications

Lecture hours: 0 · Tutorial hours: 0 · Lab hours: 0

Applications in transformers, flux-gate magnetometers, recording heads, magnetic shielding, anti-theft systems, Spin engineering, spin valves (magnetic data storage), magneto-optics and magneto-optic recording, Multi-ferroics: a basic introduction to multi-ferroics that combine magnetism and ferroelectricity .

Study Materials

Textbooks

  1. Magnetic Materials: Fundamentals and Applications, Nicola A. Spaldin, Cambridge University Press, 2nd Edition, ISBN: 978-0521886697
  2. Magnetism and Magnetic Materials, J. M. D. Coey, Cambridge University Press, 1st Edition (2010), ISBN: 978-0521816144
  3. Magnetoelectronics, Ed. Mark Johnson, Academic Press, 1st Edition (2004), ISBN: 978-0120884872
  4. Principles of Magnetism and Magnetic Materials, K. H. J. Buschow and F. R. de Boer, Kluwer Academic Publisher, New York (2004), ISBN: 978-0306474217