Georgia State University
Georgia State University: Hyper Physics: Ferromagnetism
This site from the Georgia State University provides a good overview of ferromagnetic materials, introducing concepts such as magnetic domains, hysteresis, the curie temperature, and magnetostriction.
Exploratorium
Exploratorium: Science Snacks: Curie Point
Did you know that a piece of iron can lose its magnetism if heated too high? There is a point called the Curie point when iron is heated to a high enough temperature that its iron atoms are scrambled and can't line up to form a magnetic...
Georgia State University
Georgia State University: Hyper Physics: The Curie Temperature
A brief definition of the Curie temperature for ferromagnetic materials.
Wikimedia
Wikipedia: Paramagnetism
This Wikipedia site is an introduction to paramagnetism and paramagnetic materials.
Wikimedia
Wikipedia: Ferromagnetism
This site from Wikipedia provides a wonderful in-depth explanation of ferromagnetism, covering the atomic behavior which is responsible for ferromagnetic properties. Also introduces the concepts of magnetic domains and the Curie...