Overview of continuum and particle dynamics methods for mechanical modeling of contractional geologic structures

GG Gray, JK Morgan, PF Sanz - Journal of Structural Geology, 2014 - Elsevier
Mechanically-based numerical modeling is a powerful tool for investigating fundamental
processes associated with the formation and evolution of both large and small-scale …

Factors that control the development of fault-bend versus fault-propagation folds: Insights from mechanical models based on the discrete element method (DEM)

AN Hughes, NP Benesh, JH Shaw - Journal of Structural Geology, 2014 - Elsevier
We investigate the role and relative importance of a range of geometric and mechanical
factors in the development of contractional fault-related folds, with an emphasis on defining …

The role of inherited extensional fault segmentation and linkage in contractional orogenesis: A reconstruction of Lower Cretaceous inverted rift basins in the Eastern …

A Mora, T Gaona, J Kley, D Montoya, M Parra… - Basin …, 2009 - earthdoc.org
Lower Cretaceous early syn‐rift facies along the eastern flank of the Eastern Cordillera of
Colombia, their provenance, and structural context, reveal the complex interactions between …

Deformation and fault activity in space and time in high-resolution numerical models of doubly vergent thrust wedges

S Hardy, K McClay, JA Muñoz - Marine and Petroleum Geology, 2009 - Elsevier
A discrete-element model is used to investigate the manner in which deformation and fault
activity change in space and time during the development of a doubly vergent thrust wedge …

Benchmarking numerical models of brittle thrust wedges

SJH Buiter, G Schreurs, M Albertz, TV Gerya… - Journal of Structural …, 2016 - Elsevier
We report quantitative results from three brittle thrust wedge experiments, comparing
numerical results directly with each other and with corresponding analogue results. We first …

DEM simulation of normal faults in cohesive materials

S Abe, H Van Gent, JL Urai - Tectonophysics, 2011 - Elsevier
We performed Discrete Element Method (DEM) simulations of the formation of normal faults
in a brittle-cohesive material above a basement fault, focusing on the formation of open …

Mechanical stratigraphy and the transition from trishear to kink-band fault-propagation fold forms above blind basement thrust faults: a discrete-element study

S Hardy, E Finch - Marine and Petroleum Geology, 2007 - Elsevier
We employ a discrete-element technique to investigate the influence of mechanical
stratigraphy on the transition from trishear to kink-band fault-propagation fold forms above a …

Two‐dimensional distinct element modeling of the structure and growth of normal faults in multilayer sequences: 1. Model calibration, boundary conditions, and …

MPJ Schöpfer, C Childs… - Journal of Geophysical …, 2007 - Wiley Online Library
The distinct element method is used for modeling the growth of normal faults in layered
sequences. The models consist of circular particles that can be bonded together with …

Insights into the mechanics of fault-propagation folding styles

AN Hughes, JH Shaw - Bulletin, 2015 - pubs.geoscienceworld.org
Fault-propagation folds are common structures that accommodate crustal shortening in
various compressional settings worldwide. Motivated by the wide range of geometries …

A new strategy for discrete element numerical models: 2. Sandbox applications

DL Egholm, M Sandiford, OR Clausen… - … Research: Solid Earth, 2007 - Wiley Online Library
Here we present a series of numerical experiments using a new formulation of the discrete
element method (DEM) that improves performance in modeling faults and shear zones. In …