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1.2.1.4 Zeeman energy

Since the applied field does not depend on the magnetization, the first-order variation of the Zeeman free energy (1.51) is:

$\displaystyle \delta G_$a$\displaystyle =-\int_\Omega \mu_0 M_s \mathbf{H}_$a$\displaystyle \cdot \delta\textbf{{m}} \quad.$ (1.63)


Massimiliano d'Aquino 2005-11-26