The augmented Lagrangian method as a framework for stabilised methods in computational mechanics
In this paper we will present a review of recent advances in the application of the augmented
Lagrange multiplier method as a general approach for generating multiplier-free stabilised …
Lagrange multiplier method as a general approach for generating multiplier-free stabilised …
A review on some discrete variational techniques for the approximation of essential boundary conditions
F Chouly - Vietnam Journal of Mathematics, 2024 - Springer
We review different techniques to enforce essential boundary conditions, such as the
(nonhomogeneous) Dirichlet boundary condition, within a discrete variational framework …
(nonhomogeneous) Dirichlet boundary condition, within a discrete variational framework …
Mixed and Nitsche's discretizations of Coulomb frictional contact-mechanics for mixed dimensional poromechanical models
This work deals with the discretization of single-phase Darcy flows in fractured and
deformable porous media, including frictional contact at the matrix–fracture interfaces …
deformable porous media, including frictional contact at the matrix–fracture interfaces …
Skew-symmetric Nitsche's formulation in isogeometric analysis: Dirichlet and symmetry conditions, patch coupling and frictionless contact
A simple skew-symmetric Nitsche's formulation is introduced into the framework of
isogeometric analysis (IGA) to deal with various problems in small strain elasticity: essential …
isogeometric analysis (IGA) to deal with various problems in small strain elasticity: essential …
A mechanically consistent unified formulation for fluid-porous-structure-contact interaction
FM Gerosa, AL Marsden - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
Fluid–structure interaction with contact poses profound mathematical and numerical
challenges, particularly when considering realistic contact scenarios and the influence of …
challenges, particularly when considering realistic contact scenarios and the influence of …
Residual a posteriori error estimation for frictional contact with Nitsche method
We consider frictional contact problems in small strain elasticity discretized with finite
elements and Nitsche method. Both bilateral and unilateral contact problems are taken into …
elements and Nitsche method. Both bilateral and unilateral contact problems are taken into …
Residual-based error estimation and adaptivity for stabilized immersed isogeometric analysis using truncated hierarchical B-splines
We propose an adaptive mesh refinement strategy for immersed isogeometric analysis, with
application to steady heat conduction and viscous flow problems. The proposed strategy is …
application to steady heat conduction and viscous flow problems. The proposed strategy is …
Hybrid high-order discretizations combined with Nitsche's method for Dirichlet and Signorini boundary conditions
KL Cascavita, F Chouly, A Ern - IMA Journal of Numerical …, 2020 - academic.oup.com
We present two primal methods to weakly discretize (linear) Dirichlet and (nonlinear)
Signorini boundary conditions in elliptic model problems. Both methods support polyhedral …
Signorini boundary conditions in elliptic model problems. Both methods support polyhedral …
Nitsche method for contact with Coulomb friction: existence results for the static and dynamic finite element formulations
We study the Nitsche-based finite element method for contact with Coulomb friction
considering both static and dynamic situations. We provide existence and/or uniqueness …
considering both static and dynamic situations. We provide existence and/or uniqueness …
Space–time adaptive finite elements for nonlocal parabolic variational inequalities
H Gimperlein, J Stocek - Computer Methods in Applied Mechanics and …, 2019 - Elsevier
This article considers the error analysis of finite element discretizations and adaptive mesh
refinement procedures for nonlocal dynamic contact and friction, both in the domain and on …
refinement procedures for nonlocal dynamic contact and friction, both in the domain and on …