const MaterialProperty< RankFourTensor > & _first_elasticity_tensor_inv_old
const MaterialProperty< RankFourTensor > & _first_elasticity_tensor_old
old material properties required for the update of the viscoelastic strain
This class represents an assembly of springs and dashpots following a generalized Kelvin-Voigt model ...
InputParameters validParams< GeneralizedKelvinVoigtBase >()
GeneralizedKelvinVoigtBase(const InputParameters ¶meters)
virtual void computeQpApparentElasticityTensors() final
This method computes the apparent elasticity tensor used in the internal time-stepping scheme.
virtual void updateQpViscousStrains() final
Update the internal viscous strains at a quadrature point.
virtual void computeQpApparentCreepStrain() final
This method computes the apparent creep strain corresponding to the current viscous_strain of each da...
static InputParameters validParams()
This class is a base class for materials consisting of an assembly of linear springs and dashpots.