4.5.3.14.2 $\phi$ Coefficients for Boundary Models:

The Interface of CoeffModel_phi Models is listed in Table 4.23. The functionality of the various parameters is equal to the functionality of the according Parameters of the scalar segment coefficient models (Section 4.5.3.13).

Table 4.23: Parameters of the $\phi$ coefficient Models

Name	Type	Description
Coeff	double	the resulting coefficient value
time	double	the simulation time in [s]
T	double	the lattice temperature in [K]
x	double	x coordinate of the actual grid point in [${\mu}m$]
y	double	y coordinate of the actual grid point in [${\mu}m$]
CownName	MdlString	MDL name of the row quantity
Cown_1	double	value of the row quantity on segment 1
Cown_2	double	value of the row quantity on segment 2
dCoeff d_Cown_1	double	derivative of the coefficient value to the value of the row quantity on segment 1
dCoeff d_Cown_2	double	derivative of the coefficient value to the value of the row quantity on segment 2
psi_1	double	the electrostatic potential [V] or the value of the quantity specified by using the PotentialQuantity parameter described in Section 4.5.3.7 on segment 1
psi_2	double	the electrostatic potential [V] or the value of the quantity specified by using the PotentialQuantity parameter described in Section 4.5.3.7 on segment 2
dCoeff d_psi_1	double	derivative of the coefficient value to the value of psi_1
dCoeff d_psi_2	double	derivative of the coefficient value to the value of psi_2
MdlQuantity_1	double	value of the quantity MdlQuantity on segment 1
MdlQuantity_2	double	value of the quantity MdlQuantity on segment 2
dCoeff d_MdlQuantity_1	double	derivative of the coefficient value to the value of MdlQuantity_1
dCoeff d_MdlQuantity_2	double	derivative of the coefficient value to the value of MdlQuantity_2