VanDerWaalsFreeEnergy.h File Reference

Go to the source code of this file.

Classes
class	VanDerWaalsFreeEnergy
	Material class that provides the free energy of a Van der Waals gas with the expression builder and uses automatic differentiation to get the derivatives. More...

Functions
template<>
InputParameters	validParams< VanDerWaalsFreeEnergy > ()

Function Documentation

validParams< VanDerWaalsFreeEnergy >()

template<>

InputParameters validParams< VanDerWaalsFreeEnergy >

(

)

Definition at line 16 of file VanDerWaalsFreeEnergy.C.

{
  InputParameters params = validParams<GasFreeEnergyBase>();
  params.addClassDescription("Free energy of a Van der Waals gas.");
  params.addRequiredParam<Real>("a",
                                "Van der Waals coefficient a (default mass_unit_conversion "
                                "requires this to be in [eV*Ang^3])");
  params.addRequiredParam<Real>("b",
                                "Van der Waals molecular exclusion volume b (default "
                                "mass_unit_conversion requires this to be in [Ang^3])");
  params.addParam<Real>("log_tol",
                        0.1,
                        "The logarithm in the free energy is evaluated using a Taylor expansion "
                        "below this value. This allows formulating free energies for systems where "
                        "the molecular volume is smaller than the exclusion volume b.");
  return params;
}