Benchmark Problems for the Numerical Discretization of the Cahn–Hilliard Equation with a Source Term

Figure 7

(a–d) Snapshots of zero-level contours for evolution in equation (16) using the isotropic scheme at , , , and , respectively. (e–h) Snapshots of zero-level contours for evolution in equation (17) using the isotropic scheme at , , , and , respectively. (i–l) Overlapped zero-level contours for each column at , , , and , respectively.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)

(k)

(l)