Slope stability analysis using deterministic and probabilistic approaches for poorly defined stratigraphies

M Ghadrdan, AP Dyson, T Shaghaghi… - … and Geophysics for Geo …, 2021 - Springer
The stability of slopes directly affects human lives, the environment, and the economy.
Inaccurate geological profiles within numerical slope stability models can lead to potentially …

Peridynamic simulation of heterogeneous rock based on digital image processing and low-field nuclear magnetic resonance imaging

Y Zhang, C Liu, H Deng, Y Lin, J Li… - International Journal of …, 2022 - ascelibrary.org
Rock heterogeneity is one of the most important factors when numerically simulating the
rock failure process and crack propagation. This paper presents an approach for capturing …

Probabilistic investigation of RFEM topologies for slope stability analysis

AP Dyson, A Tolooiyan - Computers and Geotechnics, 2019 - Elsevier
Abstract The Random Finite Element Method (RFEM) is an increasingly popular tool in
geotechnical engineering, especially for analysis of spatial variation and uncertainty in slope …

Design and optimisation of drainage systems for fractured slopes using the XFEM and FEM

T Shaghaghi, M Ghadrdan, A Tolooiyan - Simulation Modelling Practice …, 2020 - Elsevier
The reliable and optimised design of a drainage system for saturated slopes is often a
challenging geotechnical task. Such a task becomes even more challenging when a slope …

The mechanical behaviour of pre-existing transverse cracks in lignite under uniaxial compression

J Wen, Z Tang, AP Dyson, A Tolooiyan - Geomechanics and Geophysics …, 2021 - Springer
Intermediate geotechnical materials such as Victorian Brown Coal (VBC) often exhibit
complex fracture characteristics due to the interplay of ductile and brittle behaviour. A …

Investigation of an Australian soft rock permeability variation

A Tolooiyan, AP Dyson, M Karami, T Shaghaghi… - Bulletin of Engineering …, 2020 - Springer
In this study, permeabilities of Victorian Brown Coal (VBC) as an Australian soft rock are
determined for a range of depths of a continuous coal seam located at the batter crest of the …

Maximising the efficiency of Menard pressuremeter testing in cohesive materials by a cookie-cutter drilling technique

A Tolooiyan, AP Dyson, M Karami, T Shaghaghi… - Engineering …, 2021 - Elsevier
Menard pressuremeter testing has been widely used in geotechnical engineering
applications for 40 years and is an important technique in determining in-situ horizontal …

An investigation of cross-sectional spatial variation with random finite element method slope stability analysis

AP Dyson, A Tolooiyan - Geotechnical and Geological Engineering, 2020 - Springer
The selection of two-dimensional cross-sections for plane-strain slope stability analysis often
requires a range of assumptions such that the most appropriate cross-section is considered …

Computational mechanics of crack growth in selective laser sintering by means of eXtend finite element method (XFEM)

Y Hu - 2021 - etheses.whiterose.ac.uk
Additive Manufacturing (AM) as a material additive manufacturing process represents a
significant breakthrough in manufacturing philosophy; this differs significantly from traditional …

Novel design of optical sensor based on two-dimensional photonic crystals for the detection of volatile organic compounds that can infect human health: Array

G Mehdi, A Hocini, M Hameurlain… - Medical Technologies …, 2018 - medtech.ichsmt.org
Background: In recent research, optical sensors gained a growing interest motivated by the
increasing need for specific sensors that allow for routine and effective measurements in …