Effect of particle size on small strain stiffness of biotreated sands

Y Xiao, H Li, J Shi, J Hu, L Zhang, H Liu - Transportation Geotechnics, 2023 - Elsevier
Particle size is critical for the engineering behavior of sand. For biocemented sand, the
studies concerning particle size and small strain stiffness are rare. In this study, particle size …

Impact of diatoms on the load-deformation response of marine sediments during drained shear: Small-to-large strain stiffness

J Park, SY Kim, QN Hoang, JS Lee - Engineering Geology, 2023 - Elsevier
A comprehensive characterization of the seafloor is difficult, as natural marine sediments
comprise granular materials. In particular, the presence of diatoms in granular mixtures …

Response of sand added with various biopolymer contents under repetitive loading and freeze–thaw cycles

BK Kim, JS Lee, J Park, SY Kim - Transportation Geotechnics, 2024 - Elsevier
Biopolymers have recently been used as ecofriendly materials for soil improvement in terms
of stabilization, compressibility, and engineering parameters. The objective of this study is to …

Estimation of soil porosity in mine tailing using parameters from instrumented oedometer test

SY Kim, JK Chun, JY Yeo, JS Lee - Engineering Geology, 2023 - Elsevier
In the geological field, unexpected tailing failures have recently occurred and caused critical
damage. The objective of this study was to evaluate the porosity of mine tailing using …

Effect of ocean environmental particles on compressibility, electrical resistivity, and stiffness characteristics of mixtures

SY Kim, JS Lee, QN Hoang, J Park - Engineering Geology, 2022 - Elsevier
The influence of diatoms, which have distinct physico-chemical characteristics, is a key
factor in the investigation of deep-sea sediments. The objective of this study was to …

[HTML][HTML] Diatom-induced impact on shear strength characteristics of fine-grained soils

G Wang, X Zhang, X Liu, Y Xu, R An - Journal of Rock Mechanics and …, 2024 - Elsevier
Diatomaceous soils, composed of diatom microfossils with biological origins, have
geotechnical properties that are fundamentally different from those of conventional non …

Compression and critical-state behaviors of calcareous sand–diatom mixtures

Y Xiao, H Yang, S Liu, Q Fang, H Cui, H Liu - Acta Geotechnica, 2024 - Springer
Calcareous sand–diatom mixtures are found naturally in the coral reef sediments, where the
diatom potentially affects the mechanical behaviors of the mixtures. We performed a series …

Compressibility and small strain stiffness characteristics of silt-hematite mixtures

JY Yeo, SY Kim, JS Lee - Engineering Geology, 2023 - Elsevier
Iron mining waste is disposed of near mines and forms iron ore (hematite) tailings dams.
Furthermore, the distinctive characteristics of hematite particles can affect the geotechnical …

Static and dynamic strength properties of highly structured clay-rich diatomite in Shengzhou, China

CB Hu, SG Ai, JY Liu, MM Sun, JY Yu, HH Jiang… - Applied Clay …, 2024 - Elsevier
Diatomite is a widespread geological substance found in coastal and lake areas worldwide.
Although diatomites are increasingly used in geotechnical engineering construction, a …

The effect of diatom content on the physical, electrical, and mechanical properties of soils

J Lee, D Fratta, AM Palomino - Acta Geotechnica, 2024 - Springer
Biological-formed fossilized diatom sediments have unique physical, electrical, and
mechanical properties due to the shape, internal open porosity, and brittleness of the …