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computerhomework2 - Exercise Spinodal phase separation in...

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Exercise - Spinodal phase separation in two dimensions (due 04/09/02) ( ) [ ] ( ) [ ] 2 2 β β X X X X X c a a + = Use the following free energy model to describe the thermodynamics of a binary solution, ( ) + + = V dV c c c h F 2 4 2 2 4 1 2 1 α where h and α are positive constants. Please note that c can be positive or negative. It can be related to actual composition, X, through Therefore , c = -1 and +1 represent the actual equilibrium compositions, X α and X β Exercise (cont.) 1. Show that the spinodal region using the above free energy
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