Table 2 Numerical parameters

pf.epsilon_pf

2.8 × 10⁻⁸ [m]

Parameter controlling interface thickness

pf.dfdphi

0

phi-derivative of external free energy

pf.sigma

68.41 [mN/m]

Surface tension coefficient (TPE, 1 mg/mL)

pf.sigma

31.39 [mN/m]

TPE, 0.025 mg/mL

pf.sigma

32.75 [mN/m]

Surface tension coefficient (C-6)

pf.mobility

pf.epsilon_pf^2*pf.chi

Mobility

pf.lam

3*pf.sigma*pf.epsilon_pf/sqrt(8)

Mixing energy density

pf.Vf1

1-pf.Vf2

Volume fraction of solute

pf.Vf2

min(1,max(0.5*(1 + phipf),0))

Volume fraction of solvent

pf.phipfReg

min(1,max(phipf,−1))

Regularized phase field variable

pf.chi

5.90 × 10⁻⁴ [m*s/kg]

Mobility tuning parameter (TPE, 1 mg/mL)

pf.chi

1.02 × 10⁻³ [m*s/kg]

TPE, 0.025 mg/mL

pf.chi

9.50 × 10⁻⁴ [m*s/kg]

Mobility tuning parameter (C-6)

pf.lref

10*pf.epsilon_pf [m]

Reference length for two phase flow

pf.G0i

nojac(2/pf.lref) [1/m]

Auxiliary wall variable

pf.DwVar

1/GI-1/pf.G0i [m]

Help variable

pf.Dwi

pf.DwVar [m]

Initial interface distance