viscoelastic.h

Go to the documentation of this file.

// ------------------------------------------------------
//
// SPDX-License-Identifier: GPL-2.0-or-later
//
// SPDX-FileCopyrightText: Copyright (C) 2014-2026 by the ASPECT authors.
//
// This file is part of ASPECT.
//
// Detailed license information governing the source code and
// contributions can be found in the folder LICENSES and in
// LICENSE and CONTRIBUTING.md at the top level directory.
//
// ------------------------------------------------------

#ifndef _aspect_material_model_viscoelastic_h
#define _aspect_material_model_viscoelastic_h

#include <aspect/material_model/interface.h>
#include <aspect/material_model/rheology/elasticity.h>
#include <aspect/simulator_access.h>
#include <aspect/material_model/equation_of_state/multicomponent_incompressible.h>

namespace aspect
{
  namespace MaterialModel
  {
    template <int dim>
    class Viscoelastic : public MaterialModel::Interface<dim>, public ::aspect::SimulatorAccess<dim>
    {
      public:
        void evaluate(const MaterialModel::MaterialModelInputs<dim> &in,
                      MaterialModel::MaterialModelOutputs<dim> &out) const override;

        bool is_compressible () const override;
        static void
        declare_parameters(ParameterHandler &prm);

        void
        parse_parameters(ParameterHandler &prm) override;
        void
        create_additional_named_outputs(MaterialModel::MaterialModelOutputs<dim> &out) const override;

      private:
        MaterialUtilities::CompositionalAveragingOperation viscosity_averaging;

        EquationOfState::MulticomponentIncompressible<dim> equation_of_state;

        std::vector<double> viscosities;

        std::vector<double> thermal_conductivities;

        Rheology::Elasticity<dim> elastic_rheology;
    };

  }
}

#endif