513.001 Molecular and Solid State Physics

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Oral exam questions on magnetism

What is diamagnetism and what is paramagnetism? Give some examples of each.

How do you calculate the exchange energy?

Draw the magnetization of a ferromagnet as a function of temperature.

Draw the susceptibility of a ferromagnet as a function of temperature.

What is the physical meaning of the divergence of in the Curie-Weiss law?

How is mean field theory used to calculate the magnetization of a ferromagnet?

How do you calculate the magnetization of a paramagnet?

How do you make a hard magnet and how do you make a soft magnet?

What determines the width of a Bloch wall?