coercivity
Sign in to savethumb|upright=1.5|A family of hysteresis loops for grain-oriented electrical steel, a soft magnetic material. BR denotes [[retentivity and HC is the coercivity. The wider the outside loop is, the higher the coercivity. Movement on the loops is counterclockwise.]]
Article
7 sectionsContents
- Definitions
- Experimental determination
- Theory
- Significance
- See also
- References
- External links
thumb|upright=1.5|A family of hysteresis loops for grain-oriented electrical steel, a soft magnetic material. BR denotes [[retentivity and HC is the coercivity. The wider the outside loop is, the higher the coercivity. Movement on the loops is counterclockwise.]]
Coercivity, also called the magnetic coercivity, coercive field or coercive force, is a measure of the ability of a ferromagnetic material to withstand an external magnetic field without becoming demagnetized. Coercivity is usually measured in oersted or ampere/meter units and is denoted .