Inelasticity

In this section, we introduce material models for inelastic materials, including linear and non-linear plasticity theory and phase-field modeling of brittle fracture.

• Damage
  • Small strain
    • Damage driving force and crack irreversibility
    • Weak form
    • Newton linearization
  • AT1 and AT2 models
    • Viscous regularization
  • Hyperelasticity, initial configuration
  • Hyperelasticity, current configuration
  • Matrix-free implementation
  • Command-line interface
• Elastoplasticity & Viscoelasticity
  • Overview
  • Thermodynamic basis
  • Stress Update
  • Assembly of Rheological Elements
  • Maxwell element (viscoelasticity)
    • Command-line interface
  • Prandtl element
    • Stress Update
    • Expression for \(\mathsf{C}^i\)
    • Command-line interface