b. Assume that the cluster in the capillarity theory of heterogeneous nucleation is precisely half of a sphere with radi
Posted: Sat Feb 26, 2022 11:56 am
b. Assume that the cluster in the capillarity theory of heterogeneous nucleation is precisely half of a sphere with radius r. Write down the total free energy change on the formation of this cluster. The film and substrate are of different materials. Calculate critical size r* for Ys=0, Yuf=Yfs. (5)