Numerical simulation of fracking in shale rocks: current state and future approaches

G Hattori, J Trevelyan, CE Augarde… - … Methods in Engineering, 2017 - Springer
Extracting gas from shale rocks is one of the current engineering challenges but offers the
prospect of cheap gas. Part of the development of an effective engineering solution for shale …

Discontinuous Galerkin/extrinsic cohesive zone modeling: Implementation caveats and applications in computational fracture mechanics

VP Nguyen - Engineering fracture mechanics, 2014 - Elsevier
Implementation of the hybrid discontinuous Galerkin/cohesive zone model method, which is
a (volumetric) locking free single field yet highly scalable method for nonlinear fracture …

Methodological challenges in combining quantum-mechanical and continuum approaches for materials science applications

M Friák, T Hickel, B Grabowski, L Lymperakis… - The European Physical …, 2011 - Springer
Multi-methodological approaches combining quantum-mechanical and/or atomistic
simulations with continuum methods have become increasingly important when addressing …

Ab initio calculation of traction separation laws for a grain boundary in molybdenum with segregated C impurites

AM Tahir, R Janisch, A Hartmaier - Modelling and Simulation in …, 2013 - iopscience.iop.org
We have determined the influence of carbon on mechanical properties such as grain
boundary energy, work of separation (WoS) and fracture strength of the Σ5 (3 1 0)[0 0 1] …

An enriched finite element for crack opening and rebar slip in reinforced concrete members

L Contrafatto, M Cuomo, F Fazio - International journal of fracture, 2012 - Springer
Object of the paper is the simulation of reinforced concrete bars behaviour, accounting for
crack opening and concrete-rebar slippage. A macro beam element with a single uniform …

Control of crack propagation by shape-topological optimization

G Leugering, J Sokołowski… - Discrete and Continuous …, 2014 - aimsciences.org
An elastic body weakened by small cracks is considered in the framework of unilateral
variational problems in linearized elasticity. The frictionless contact conditions are …

Optimal control of cracks in elastic bodies with thin rigid inclusions

AM Khludnev, G Leugering - ZAMM‐Journal of Applied …, 2011 - Wiley Online Library
In this paper we consider the control of cracks in elastic bodies with rigid inclusion. We first
describe the problem statement, provide an equivalent formulation as a variational …

A robust interface finite element formulation for modeling brittle material failure problems

R Liu, W Jin, L Harbour, F Kong… - International Journal …, 2023 - Wiley Online Library
Failure of many brittle materials and structures can be modeled using interface‐oriented
finite elements combined with intrinsic cohesive zone models. The discontinuous Galerkin …

Modelling interfacial cracking with non-matching cohesive interface elements

VP Nguyen, CT Nguyen, S Bordas… - Computational …, 2016 - Springer
Interfacial cracking occurs in many engineering problems such as delamination in
composite laminates, matrix/interface debonding in fibre reinforced composites etc …

Meso-scale fracture simulation using an augmented Lagrangian approach

NA Labanda, SM Giusti… - International Journal of …, 2018 - journals.sagepub.com
A cohesive zone model implemented in an augmented Lagrangian functional is used for
simulation of meso-scale fracture problems in this paper. The method originally developed …