Recent Articles

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ISSN: 2949-9291

Antlion sand interaction: A study of repose angle

The antlions dig a conical simple pit in sand to catch ants. The funnel shape of the trap is deliberate with a critical angle of repose and is steep and shallow enough to trigger avalanches and cause...

Study on migration and diffusion law of MICP solution in fractured loess

In this paper, according to the migration and diffusion law of MICP solution in fracture-pore medium, the migration and diffusion equation of MICP solution in loess fracture-pore medium was derived...

Effect of humic acid on soil solidification by enzyme induced carbonate precipitation

Enzyme induced carbonate precipitation (EICP) is a promising technique in the field of biocementation due to its efficiency and controllability. Although many studies have proved its reliability in...

Polymer-assisted soybean crude urease carbonate precipitation technique for soil improvement

This study presents a sustainable approach to soil improvement by integrating polyvinyl alcohol (PVA) into the Soybean Crude Urease Carbonate Precipitation (SCU-CP) technique. The research aims to enhance...

Bio-molding of lunar regolith with bio-carbonized magnesium oxide

As lunar exploration develops, lunar construction is increasingly prominent and the in-situ lunar regolith molding becomes a technical challenge. This study proposes a lunar regolith molding technology...

Diatom-driven activation of in-situ lunar resource utilization for space farming

In this study, we demonstrate that diatoms, through their bioweathering process, can enhance the properties of lunar soil, thereby facilitating the cultivation of crops. Detailedly, diatoms can deconstruct...

Discrete element simulations to predict the response of bio-cemented sands

Discrete element method (DEM)-based numerical models in the YADE environment are used to simulate the constitutive response of uncemented and bio-cemented sands to investigate the influence of boundary...

Proposing a new sustainable approach for sand improvement using biologically-derived calcium phosphate cement

Bio-mediated soil improvement methods keep on gaining the attention of geotechnical engineers and researchers globally due to their nature-based elegance and eco-friendliness. Most prevalent bio-mediated...

Advanced bioinspired cellular confinement systems for improving the performance of reinforced soil beds

With the major developments that occurred during the past 40 years in the geotechnical engineering field, the usage of reinforcements in soils has been very common to improve the ultimate bearing capacity...

A large-scale study on solidification of gold tailings based on microbially induced carbonate precipitation (MICP)

One of the major challenges in the application of microbially induced carbonate precipitation (MICP) is achieving "bacteria freedom", as it necessitates a substantial volume of bacterial solutions....

Progress and prospect of biomimetic optical materials: A review

Recent advances in bionic optical materials (BOMs) are systematically reviewed, emphasizing bioinspired strategies derived from natural models such as plant epidermis, aquatic organisms, avian plumage,...

Soil-water retention capacity of expansive soil improved through enzyme induced carbonate precipitation-eggshell powder

Enzyme Induced Carbonate Precipitation (EICP) has been extensively investigated as a promising approach to improve engineering properties of soil, while Eggshell Powder (ESP) is an agricultural waste...

Effect of sticky rice on the strength and permeability of bio-cemented sand

Microbially induced carbonate precipitation (MICP) is an eco-friendly soil improvement technique. However, this method still has some drawbacks, such as low conversion efficiency of CaCO3 crystallization,...

Triaxial compression test of MICP sand column and simulation of failure process

Microbially induced calcium carbonate precipitation (MICP) technology can induce calcium carbonate crystals with cementation and stable performance in the process of microbial metabolism or enzymization...

Thermal desorption remediation effects on soil biogeochemical properties and plant performance: Global meta-analysis

Soil contamination remains a global problem, and numerous studies have been published for investigating soil remediation. Thermal desorption remediation (TDR) can significantly reduce the contaminants...

Comparison of the efficiency of traditional MICP and two-step MICP method for immobilizing heavy metals in aquatic environments

The application of the microbially induced carbonate precipitation (MICP) method for remediating heavy metals (i.e., HMs) has recently garnered significant attention. Nevertheless, the inhibition of...

Effects of Microbial Induced Desaturation and Precipitation (MIDP) on the cyclic response of sands with varying relative density

Microbial Induced Desaturation and Precipitation (MIDP) is an emerging bio-mediated ground improvement method which can mitigate liquefaction during seismic loading. In this study, the effect of MIDP...

MICP-Induced Reduction of Bound Water Film Thickness in Granitic Residual Soil: Development and AFM Validation of a Soil Mechanics-Based Predictive Model

The mechanical properties of clayey soils are intimately linked to Bound Water Content (BWC). Microbially Induced Calcium Precipitation (MICP), as an emerging technology for slope treatment and foundation...

Biocementation to enhance the strength and durability of bagasse reinforced sands

This study explores an innovative approach using Microbially Induced Calcite Precipitation (MICP) via cellulolysis to improve the strength and durability of bagasse fiber-reinforced sand. In this method,...

What’s New in Seepage Control: Ca-Alginate Hydrogel Gelation

Seepage poses a significant challenge for underground construction projects such as tunnelling and excavations. After a brief overview, a new gelation method is introduced. By forming hydrogel in the...

Review of Biological Desertification Control Technologies

Desertification, a global ecological crisis, severely threatens regional ecological security and socio-economic development, while biological sand-fixing technology has emerged as a research focus in...

Experimental study on crack-healing in expansive soil using EICP under cyclic wetting and drying conditions

Enzyme induced carbonate precipitation (EICP) is an emerging eco-friendly soil stabilization technique that produces calcium carbonate precipitation (CaCO3) using a urease enzyme harvested from plants....

Towards bio-sourced solutions for soil treatment: experimental study on seashell powder as precursor for alkali-activated binders

An experimental investigation on the use of mussel shell powder (MSP) as a precursor for Alkali Activated Binders (AAB) is presented in this study. The results of this study opens up new perspectives...

3D printing lunar regolith simulant with microbial-carbonated magnesium oxide

Lunar construction is important and a challenge for building space habitation. Several technology routines using in-situ lunar regolith as the base material for making lunar bricks have been proposed...

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