Effect of particle shape on the mechanical behavior of natural sands

FN Altuhafi, MR Coop… - Journal of Geotechnical …, 2016 - ascelibrary.org
A database of the mechanical behavior of 25 natural sands was compiled from the existing
literature. Particle shape and size analysis, obtained by dynamic imaging analysis, for each …

Impact of the overall regularity and related granulometric characteristics on the critical state soil mechanics of natural sands: a state-of-the-art review

A Cherif Taiba, Y Mahmoudi, H Azaiez… - Geomechanics and …, 2023 - Taylor & Francis
This research aims to establish accurate correlations between critical state characteristics
and particle shape parameters in terms of overall regularity (OR), considering the gradation …

Closure to “particle shape effects on packing density, stiffness, and strength: natural and crushed sands” by Gye-Chun Cho, Jake Dodds, and J. Carlos Santamarina

GC Cho, J Dodds, JC Santamarina - Journal of geotechnical and …, 2007 - ascelibrary.org
This paper presented a numerical solution to an interesting phenomenon that excess pore
water pressure is caused by the gas generated in wet municipal landfills. The proposed …

A novel three-dimensional contact model for granulates incorporating rolling and twisting resistances

M Jiang, Z Shen, J Wang - Computers and Geotechnics, 2015 - Elsevier
This paper presents a new three-dimensional (3D) contact model incorporating rolling and
twisting resistances at inter-particle contact, which can be introduced into the discrete …

Collapse of loose sand with the addition of fines: the role of particle shape

J Yang, LM Wei - Géotechnique, 2012 - icevirtuallibrary.com
This paper describes a fundamental study to explore the role of particle shape in the shear
behaviour of mixtures of sand and fine particles (fines) through macro-scale and grain-scale …

Mechanical properties of sand, silt, and clay containing tetrahydrofuran hydrate

TS Yun, JC Santamarina… - Journal of geophysical …, 2007 - Wiley Online Library
The mechanical behavior of hydrate‐bearing sediments subjected to large strains has
relevance for the stability of the seafloor and submarine slopes, drilling and coring …

Influence of particle size on the friction and interfacial shear strength of sands of similar morphology

P Vangla, GM Latha - International Journal of Geosynthetics and Ground …, 2015 - Springer
Size and morphological characteristics of particles play vital role on the shear and interfacial
shear strength of sands. Often, effects of these parameters are merged and cannot be easily …

Influence of fines content on the mechanical behavior of methane hydrate‐bearing sediments

M Hyodo, Y Wu, K Nakashima… - … research: solid earth, 2017 - Wiley Online Library
Methane hydrate‐bearing sediments with different amounts of fines content and at three
densities were artificially prepared under controlled temperature and pressure conditions …

Role of particle angularity on the mechanical behavior of granular mixtures

H Shin, JC Santamarina - Journal of Geotechnical and …, 2013 - ascelibrary.org
Particle shape affects the mechanical behavior of soils, including packing density, stiffness,
volume change during shear, and strength. Laboratory experiments conducted to study the …

MIDP: Liquefaction mitigation via microbial denitrification as a two-stage process. I: Desaturation

ST O'Donnell, BE Rittmann… - Journal of Geotechnical …, 2017 - ascelibrary.org
This paper focuses on desaturation due to the microbially mediated dissimilatory reduction
of nitrogen, or denitrification, for mitigating the potential for earthquake-induced soil …