[PDF][PDF] Laboratory triaxial test behavior of xanthan gum biopolymer-treated sands

S Lee1a, J Im, GC Cho, I Chang - Geomechanics and …, 2019 - researchgate.net
Gel-type biopolymers have recently been introduced as environmentally friendly soil binders
and have shown substantial strengthening effects in laboratory experimental programs …

Strength and deformation responses of biocemented sands using a temperature-controlled method

Y Xiao, Y Wang, CS Desai, X Jiang… - International Journal of …, 2019 - ascelibrary.org
The strength and deformation responses of sands improved by a temperature-controlled
biotreatment method were investigated through a series of drained triaxial compression tests …

[HTML][HTML] Erosional behavior of gravel-sand mixtures stabilized by microbially induced calcite precipitation (MICP)

NJ Jiang, K Soga - Soils and Foundations, 2019 - Elsevier
The objective of this study is to evaluate the effectiveness of Microbially Induced Calcite
Precipitation (MICP) for improving internal erosion resistance of gravel-sand mixtures. Two …

Unconfined compressive strength and visualization of the microstructure of coarse sand subjected to different biocementation levels

A Mahawish, A Bouazza, WP Gates - Journal of Geotechnical and …, 2019 - ascelibrary.org
Biocementation processes rely on microbial-induced calcite precipitation (MICP), which is a
naturally occurring biochemical process. Biocement materials are a form of environmental …

An elastoplastic mechanical constitutive model for microbially mediated cemented soils

X Gai, M Sánchez - Acta Geotechnica, 2019 - Springer
Microbially induced calcite precipitation (MICP) is an innovative bio-mediated soil
improvement technique that develops cementation within originally loose and potentially …

Microbial induced solidification and stabilization of municipal solid waste incineration fly ash with high alkalinity and heavy metal toxicity

P Chen, H Zheng, H Xu, Y Gao, X Ding, M Ma - PloS one, 2019 - journals.plos.org
This paper presents an experimental study on the applicability of microbial induced
carbonate precipitation (MICP) to treat municipal solid waste incineration (MSWI) fly ash with …

Characterization of contact properties in biocemented sand using 3D X-ray micro-tomography

A Dadda, C Geindreau, F Emeriault… - Acta Geotechnica, 2019 - Springer
The mechanical efficiency of the biocementation process is directly related to the
microstructural properties of the biocemented sand, such as the volume fraction of calcite, its …

Investigating challenges of in situ delivery of microbial-induced calcium carbonate precipitation (MICP) in fine-grain sands and silty sand

A Zamani, BM Montoya, MA Gabr - Canadian Geotechnical …, 2019 - cdnsciencepub.com
Microbial-induced calcium carbonate precipitation (MICP) is a sustainable soil improvement
method with the potential for improving the engineering properties of sand and silty soils and …

Desiccation cracking behavior of MICP-treated bentonite

M Vail, C Zhu, CS Tang, L Anderson, M Moroski… - Geosciences, 2019 - mdpi.com
This study aims to characterize the effect of microbial-induced calcite precipitation (MICP) on
the desiccation cracking behaviors of compacted calcium bentonite soils. We prepare six …

Microbiological induced carbonate (CaCO3) precipitation using clay phyllites to replace chemical stabilizers (cement or lime)

L Morales, E Garzón, E Romero, PJ Sánchez-Soto - Applied Clay Science, 2019 - Elsevier
The objective of the present study is to develop a biotechnological tool for a new application
of clay phyllites as stabilized materials in linear works replacing chemical stabilizer (eg …