Glossary for permanent magnets: definitions and units
Materials with hard magnetic properties: the basics
Article REF: M4600 V1
Glossary for permanent magnets: definitions and units
Materials with hard magnetic properties: the basics

Author : Jacques DEGAUQUE

Publication date: June 10, 2001 | Lire en français

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2. Glossary for permanent magnets: definitions and units

2.1 Hysteresis cycles: characteristic points

Let's apply a progressively increasing magnetic field H to a toroidal permanent magnet (H d = 0), initially demagnetized and with a temperature below the Curie temperature T C . Figure 2 a shows the evolution of the intrinsic characteristics:

µ 0 M = f (µ 0 ...

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