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7 Jun 2010: of magnetic moments such that the poles disappear. A finite body has free. ... a) (b). Figure 3.3: Distribution of free north (N) and south (S) poles around aninclusion (a) in the bulk (b) bisected by a domain wall (Néel, 1944).

7 Jun 2010: 40%]. [TURN OVER. Page 6 of 7. SECTION C. 6. Distinguish between the terms mechanical mixture and an ideal solution,explaining why the latter has a lower free energy than the ... Derive GM , the free energy of mixing for this ideal solution, and sketch

7 Jun 2010: r G i b b s free e n e r g y o f p h a s e at M o l a r G i b b s ... t i v a t i o n free e n e r g y M o l a r G i b b s free e n e r g

1 Jul 2010: annealing in the silicon-free alloys [Mahieu et al., 2002]. High aluminum concentration. ... compositions 𝑥𝛼𝛾 and 𝑥𝛾𝛼respectively. The distance ab is the smaller decrease in free.