The influence of particle geometry and the intermediate stress ratio on the shear behavior of granular materials
Journal Article
Xie, Y. H., Yang, Z. X., Barreto, D., & Jiang, M. D. (2017)
The influence of particle geometry and the intermediate stress ratio on the shear behavior of granular materials. Granular Matter, 19(2), 34-48. https://doi.org/10.1007/s10035-017-0723-8
The behavior of granular materials is very complex in nature and depends on particle shape, stress path, fabric, density, particle size distribution, amongst others. This pape...
Evaluating the cost of disruption in office retrofit building projects
Conference Proceeding
Tokede, O., Gupta, N., & Wamuziri, S. (2016)
Evaluating the cost of disruption in office retrofit building projects. In Proceedings of 10th ICEC World Congress & Council Meeting (1086-1098
The purpose of this paper is to evaluate the cost of disruption in office retrofit building projects.
This work adopts a positivist approach and evaluates the cost of disrup...
Micromechanical insight into the undrained instability of granular materials: deformation characteristics of geomaterials.
Conference Proceeding
Barreto, D., Prada-Sarmiento, L. F., & Ramos-Cañón, A. M. (2015)
Micromechanical insight into the undrained instability of granular materials: deformation characteristics of geomaterials. In V. A. Rinaldi, M. E. Zeballos, & J. J. Clariá (Eds.), Deformation Characteristics of Geomaterials (655-662). https://doi.org/10.3233/978-1-61499-601-9-655
There is no agreement between experimental researchers whether the point where a granular material responds with a large change of stresses, strains or excess pore water press...
An overview of research activities and achievement in Geotechnics from the Scottish Universities Geotechnics Network (SUGN)
Conference Proceeding
Leung, A., Anastasopoulos, I. X., Augarde, C. E., Barreto, D., Brennan, A. J., Brown, M. J. Z., …Zielinski, M. (2015)
An overview of research activities and achievement in Geotechnics from the Scottish Universities Geotechnics Network (SUGN). In Geotechnical Engineering for Infrastructure and Development: XVI European Conference on Soil Mechanics and Geotechnical Engineering (4289-4294
Design of geotechnical systems is often challenging as it requires the understanding of complex soil behaviour and its influence on field-scale performance of geo-structures. ...
Significance of DEM input parameters on the modelling of low strength soft rock mechanical behaviour.
Book Chapter
Barreto, D., Rouainia, M., & Simpson, D. (2014)
Significance of DEM input parameters on the modelling of low strength soft rock mechanical behaviour. In K. Soga, K. Kumar, G. Biscontin, & M. Kuo (Eds.), Geomechanics from Micro to Macro (403-407). CRC Press
Investigation Of Physical And Chemical Characteristics Of Masonry Stones And Bricks Part 1 Physical Testing
Journal Article
Zhang, B., Reza, H., Gu, S., & Gupta, N. (2014)
Investigation Of Physical And Chemical Characteristics Of Masonry Stones And Bricks Part 1 Physical Testing. Journal of Physical Science and Application, 4(4), 207-222. https://doi.org/10.17265/2159-5348/2014.04.001
This series of study focused on analysing and assessing the changes of the physical and chemical characteristics of the surfaces of the masonrystones and bricks during the san...
Investigation Of Physical And Chemical Characteristics Of Masonry Stones And Bricks During Building Cleaning Part2 Chemical Testing
Journal Article
Zhang, B., Reza, H., Gu, S., & Gupta, N. (2014)
Investigation Of Physical And Chemical Characteristics Of Masonry Stones And Bricks During Building Cleaning Part2 Chemical Testing. Journal of Physical Science and Application, 4(4), 223-235. https://doi.org/10.17265/2159-5348/2014.04.002
This series of study focused on analysing and assessing the changes of the physical and chemical characteristics of the surfaces of the masonrystones and bricks during the san...
Use of DEM and elastic stability analysis to explain the influence of the intermediate principal stress on shear strength
Journal Article
O'Sullivan, C., Wadee, M., Hanley, K., & Barreto, D. (2013)
Use of DEM and elastic stability analysis to explain the influence of the intermediate principal stress on shear strength. Géotechnique, 63(15), 1298-1309. https://doi.org/10.1680/geot.12.p.153
One interesting aspect of soil response is the sensitivity of the mechanical behaviour to the intermediate principal stress. In this study, a fundamental mechanism that explai...
Volumetric consequences of particle loss by grading entropy
Journal Article
McDougall, J., Imre, E., Barreto, D., & Kelly, D. (2013)
Volumetric consequences of particle loss by grading entropy. Géotechnique, 63(3), 262-266. https://doi.org/10.1680/geot.sip13.t.002
Chemical and biological processes, such as dissolution in gypsiferous sands and biodegradation in waste refuse, result in mass or particle loss, which in turn lead to changes ...
Particle loss and volume change on dissolution: experimental results and analysis of particle size and amount effects
Journal Article
McDougall, J., Kelly, D., & Barreto, D. (2013)
Particle loss and volume change on dissolution: experimental results and analysis of particle size and amount effects. Acta geotechnica, 8(6), 619-627. https://doi.org/10.1007/s11440-013-0212-0
Soil particles may be lost through dissolution, degradation or erosion. Regardless of the process of loss, there follows a change in soil structure both in terms of phase comp...