上游充通大粤 色 SHANGHAI JIAO TONG UNIVERSITY 9.6 Spinodal points 1050 1000 line 750 0 -100 600 T=800K,w=17,000 J/mol 0.25 0.5 0.75 -200 The decomposition here will cause the increase of Gibbs free energy Figure 9.15 The miscibility gap,showing spinodal line. 300 and therefore is relatively not favored 400 -500 △Gm decrease upon decomposition -600 -700 △Gm increase upon decomposition -800 0 xB.1 0.25 0.5 0.75 XB.2 xB→ 49.6 Spinodal points 4