National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

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Syllabus

Course Details

Subject {L-T-P / C} : PH6464 : Magnetism – Principles and Applications { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Anil Kumar Singh

Syllabus

Module 1 :

Module 1: (6 Lectures)
Basic concepts: Introduction, sources of magnetic field, electromagnetics, magnetic materials.
Module 2: (6 Lectures)
Magnetic measurements: Neutron diffraction, magnetoresistance, Hall effect, dc magnetization, ac susceptibility, magnetic scanning microscopy.
Module 3: (10 Lectures)
Interactions in magnetic material: Molecular field theory, direct and indirect exchange interaction, band theory, spin waves, RKKY interaction, Kondo effect. Relaxation & resonance in magnetic materials: Electron spin resonance, nuclear spin resonance, Mossbauer effect, De-Haas-Van Alphen
effect, cyclotron resonance.
Module 4: (6 Lectures)
Application of magnetism: Refrigeration, magnetoelectric, magnetoeleastic, magnetic sensors.
Module 5: (6 lectures)
Magnetic nanostructures: Thin films, multilayer and nanoparticles. Superparamagnetism.

Course Objective

1 .

Understand the fundamental principles of magnetism

2 .

Analyze the properties of magnetic materials and develop the problem-solving skills in magnetism

3 .

Understand the application of magnetic materials

4 .

Design and analyze the magnetic systems

Course Outcome

1 .

1. Explain the fundamental principles of magnetism
2. Analyse the properties of different types of magnetic materials
3. Design and analyze the magnetic systems
4. Apply magnetic materials in various kind of applications
5. Solve the problems related to magnetism

Essential Reading

1 .

B. D. Cullity & C.D.Graham, Introduction to Magnetic Materials, IEEE press, 2nd Edition , (2008)

2 .

Stephen Blundell, Magnetism in Condensed Matter, Oxford University Press, 1st Edition , (2001)

Supplementary Reading

1 .

Nicola A Spladin, Magnetic Materials, Cambridge University Press, 2nd Edition , (2011)

2 .

Ralph Skomski, Simple Models of Magnetism, Oxford University Press , (2008)