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mse20 - Chapter 20 Magnetic Properties ISSUES TO ADDRESS...

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1 Chapter 20 - 1 ISSUES TO ADDRESS... How do we measure magnetic properties ? What are the atomic reasons for magnetism? Materials design for magnetic storage. How are magnetic materials classified? Chapter 20: Magnetic Properties What is the importance of superconducting magnets? Chapter 20 - 2 Created by current through a coil: Relation for the applied magnetic field, H : L I N H = applied magnetic field units = (ampere-turns/m) current Applied Magnetic Field Applied magnetic field H current I N = total number of turns L = length of each turn
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