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Journal Articles

Particle-scale observation of seepage flow in granular soils using PIV and CFD

N. Sanvitale, B. D. Zhao, E. T. Bowman, C. O'Sullivan
Journal: Géotechnique
Geotechnique (2023) 73 (1): 71–88.
https://doi.org/10.1680/jgeot.20.P.432
Published: 08 October 2021
View article titled, Particle-scale observation of seepage flow in granular soils using PIV and CFD
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Includes: Supplementary data
Journal Articles

Grading evolution and critical state in a discrete numerical model of Fontainebleau sand

M. O. Ciantia, M. Arroyo, C. O'Sullivan, A. Gens, T. Liu
Journal: Géotechnique
Geotechnique (2019) 69 (1): 1–15.
https://doi.org/10.1680/jgeot.17.P.023
Published: 25 April 2018
View article titled, Grading evolution and critical state in a discrete numerical model of Fontainebleau sand
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Journal Articles

Influence of the coefficient of uniformity on the size and frequency of constrictions in sand filters

H. F. Taylor, C. O'Sullivan, T. Shire, W. W. Moinet
Journal: Géotechnique
Geotechnique (2019) 69 (3): 274–282.
https://doi.org/10.1680/jgeot.17.T.051
Published: 19 April 2018
View article titled, Influence of the coefficient of uniformity on the size and frequency of constrictions in sand filters
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Journal Articles

Energy dissipation in soil samples during drained triaxial shearing

K. J. Hanley, X. Huang, C. O'Sullivan
Journal: Géotechnique
Geotechnique (2018) 68 (5): 421–433.
https://doi.org/10.1680/jgeot.16.P.317
Published: 29 August 2017
View article titled, Energy dissipation in soil samples during drained triaxial shearing
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Journal Articles

The relevance of roundness to the crushing strength of granular materials

I. Cavarretta, C. O'Sullivan, M. R. Coop
Journal: Géotechnique
Geotechnique (2017) 67 (4): 301–312.
https://doi.org/10.1680/jgeot.15.P.226
Published: 21 November 2016
View article titled, The relevance of roundness to the crushing strength of granular materials
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Journal Articles

The influence of particle surface roughness on elastic stiffness and dynamic response

M. Otsubo, C. O'Sullivan, K. J. Hanley, W. W. Sim
Journal: Géotechnique
Geotechnique (2017) 67 (5): 452–459.
https://doi.org/10.1680/jgeot.16.P.050
Published: 18 November 2016
View article titled, The influence of particle surface roughness on elastic stiffness and dynamic response
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Journal Articles

Constriction size distributions of granular filters: a numerical study

T. Shire, C. O'Sullivan
Journal: Géotechnique
Geotechnique (2016) 66 (10): 826–839.
https://doi.org/10.1680/jgeot.15.P.215
Published: 10 June 2016
View article titled, Constriction size distributions of granular filters: a numerical study
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Journal Articles

Exploring the micro-mechanics of triaxial instability in granular materials

J. C. Lopera Perez, C. Y. Kwok, C. O'Sullivan, X. Huang, K. J. Hanley
Journal: Géotechnique
Geotechnique (2016) 66 (9): 725–740.
https://doi.org/10.1680/jgeot.15.P.206
Published: 06 May 2016
View article titled, Exploring the micro-mechanics of triaxial instability in granular materials
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Journal Articles

Quantitative assessment of the influence of surface roughness on soil stiffness

M. Otsubo, C. O'sullivan, W. W. Sim, E. Ibraim
Journal: Géotechnique
Geotechnique (2015) 65 (8): 694–700.
https://doi.org/10.1680/geot.14.T.028
Published: 01 August 2015
View article titled, Quantitative assessment of the influence of surface roughness on soil stiffness
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Journal Articles

Microstructural analysis of sands with varying degrees of internal stability

J. Fonseca, W.W. Sim, T. Shire, C. O'sullivan, Y. Wang, Y.A.H. Dallo
Journal: Géotechnique
Geotechnique (2015) 65 (7): 620–623.
https://doi.org/10.1680/geot.14.D.006
Published: 01 July 2015
View article titled, Microstructural analysis of sands with varying degrees of internal stability
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Journal Articles

Discrete-element method analysis of the state parameter

X. HUANG, C. O'SULLIVAN, K.J. HANLEY, C.Y. KWOK
Journal: Géotechnique
Geotechnique (2014) 64 (12): 954–965.
https://doi.org/10.1680/geot.14.P.013
Published: 10 December 2014
View article titled, Discrete-element method analysis of the state parameter
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Journal Articles

Microstructural analysis of sands with varying degrees of internal stability

J. FONSECA, W.W. SIM, T. SHIRE, C. O'SULLIVAN
Journal: Géotechnique
Geotechnique (2014) 64 (5): 405–411.
https://doi.org/10.1680/geot.13.T.014
Published: 01 April 2014
View article titled, Microstructural analysis of sands with varying degrees of internal stability
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Journal Articles

Use of DEM and elastic stability analysis to explain the influence of the intermediate principal stress on shear strength

C. O'SULLIVAN, M.A. WADEE, K.J. HANLEY, D. BARRETO
Journal: Géotechnique
Geotechnique (2013) 63 (15): 1298–1309.
https://doi.org/10.1680/geot.12.P.153
Published: 01 December 2013
View article titled, Use of DEM and elastic stability analysis to explain the influence of the intermediate principal stress on shear strength
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Journal Articles

Use of a two-dimensional discrete-element line-sink model to gain insight into tunnelling-induced deformations

T. BYM, G. MARKETOS, J.B. BURLAND, C. O'SULLIVAN
Journal: Géotechnique
Geotechnique (2013) 63 (9): 791–795.
https://doi.org/10.1680/geot.12.T.003
Published: 01 July 2013
View article titled, Use of a two-dimensional discrete-element line-sink model to gain insight into tunnelling-induced deformations
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Journal Articles

Quantifying the evolution of soil fabric during shearing using scalar parameters

J. FONSECA, C. O'SULLIVAN, M.R. COOP, P.D. LEE
Journal: Géotechnique
Geotechnique (2013) 63 (10): 818–829.
https://doi.org/10.1680/geot.11.P.150
Published: 08 March 2013
View article titled, Quantifying the evolution of soil fabric during shearing using scalar parameters
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Journal Articles

Quantifying stress-induced anisotropy using inter-void constrictions

T. SHIRE, C. O'SULLIVAN, D. BARRETO, G. GAUDRAY
Journal: Géotechnique
Geotechnique (2013) 63 (1): 85–91.
https://doi.org/10.1680/geot.11.T.020
Published: 01 January 2013
View article titled, Quantifying stress-induced anisotropy using inter-void constrictions
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Journal Articles

Quantifying the evolution of soil fabric during shearing using directional parameters

J. FONSECA, C. O'SULLIVAN, M.R. COOP, P.D. LEE
Journal: Géotechnique
Geotechnique (2013) 63 (6): 487–499.
https://doi.org/10.1680/geot.12.P.003
Published: 16 October 2012
View article titled, Quantifying the evolution of soil fabric during shearing using directional parameters
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Journal Articles

The mechanics of rigid irregular particles subject to uniaxial compression

I. CAVARRETTA, C. O'SULLIVAN
Journal: Géotechnique
Geotechnique (2012) 62 (8): 681–692.
https://doi.org/10.1680/geot.10.P.102
Published: 01 August 2012
View article titled, The mechanics of rigid irregular particles subject to uniaxial compression
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Journal Articles

The influence of particle characteristics on the behaviour of coarse grained soils

I. CAVARRETTA, M. COOP, C. O'SULLIVAN
Journal: Géotechnique
Geotechnique (2010) 60 (6): 413–423.
https://doi.org/10.1680/geot.2010.60.6.413
Published: 01 June 2010
View article titled, The influence of particle characteristics on the behaviour of coarse grained soils
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Journal Articles

Particle breakage during cyclic triaxial loading of a carbonate sand

S. Donohue, C. O'sullivan, M. Long
Journal: Géotechnique
Geotechnique (2009) 59 (5): 477–482.
https://doi.org/10.1680/geot.2008.T.003
Published: 01 June 2009
View article titled, Particle breakage during cyclic triaxial loading of a carbonate sand
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