Jian Chu
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View article: Biogrouting for seepage control in rock fractures using on-site bioslurry formation method
Biogrouting for seepage control in rock fractures using on-site bioslurry formation method Open
View article: Health risk assessment on polycyclic aromatic hydrocarbons (PAHs) in high-rank, high-organic sulfur coals
Health risk assessment on polycyclic aromatic hydrocarbons (PAHs) in high-rank, high-organic sulfur coals Open
In this study, the concentrations of 16 US Environmental Protection Agency (USEPA)-priority polycyclic aromatic hydrocarbons (PAHs) in 29 high-rank, high-organic sulfur coal samples were determined using gas chromatography-mass spectrometr…
View article: Decentralized Tracking Control for Heterogeneous Vehicular Network with Expanding Construction
Decentralized Tracking Control for Heterogeneous Vehicular Network with Expanding Construction Open
A decentralized control problem for vehicular platoon systems with heterogeneous dynamic behaviors is investigated in this paper. To simplify the controller design, a longitudinal model is established as an interconnected form. On this bas…
View article: From hospital to home: A heightened window of vulnerability post-critical illness
From hospital to home: A heightened window of vulnerability post-critical illness Open
Background Healthcare innovations have not kept pace with the burden of critical illness survivorship. The majority of patients treated in an intensive care unit (ICU) will survive but suffer new or worsening physical, cognitive or mental …
View article: Visualizing enzyme-induced mineralization in fractures
Visualizing enzyme-induced mineralization in fractures Open
View article: Reweighted regularized conjugate gradient method (RRCG) for 3D focusing inversion of potential field data
Reweighted regularized conjugate gradient method (RRCG) for 3D focusing inversion of potential field data Open
Traditional objective functions in potential field inversions commonly prioritize functionals that emphasize maximal smoothness and stability. Although this approach results in petrophysical images with smooth transitions and gradients, it…
View article: Near-surface site characterization at Bishan-AMK Park, Singapore, using first-arrival adjoint tomography via the joint inversion of absolute and differential traveltimes
Near-surface site characterization at Bishan-AMK Park, Singapore, using first-arrival adjoint tomography via the joint inversion of absolute and differential traveltimes Open
SUMMARY First-arrival traveltime tomography (FATT) is a widely used method for characterizing near-surface velocity structures in geotechnical engineering and resource exploration. We introduce an improved version of FATT, named first-arri…
View article: In Vivo Comparison of Intracameral and Intravitreal Implantation of a Timolol Maleate Miniaturized Injectable Delivery System Device
In Vivo Comparison of Intracameral and Intravitreal Implantation of a Timolol Maleate Miniaturized Injectable Delivery System Device Open
View article: Occurrence of wildfire in peat/coal forming periods and its influence on paleoclimate in the Permo-Carboniferous
Occurrence of wildfire in peat/coal forming periods and its influence on paleoclimate in the Permo-Carboniferous Open
Wildfire episodes have implications on reshaping life on earth. This article emphasises on the fate and facts of wildfire during Permo-Carboniferous coal-forming period. Charcoal refers to an incomplete combustion or carbonised solid resid…
View article: Pore‐Scale Investigation of MICP in Simplified Pore Structures Through Microfluidic Tests
Pore‐Scale Investigation of MICP in Simplified Pore Structures Through Microfluidic Tests Open
The microstructure of microbially induced carbonate precipitation (MICP) stabilized soils is typically used to explain the macro‐scale properties of the soils. However, the microstructure is usually inferred from scanning electron microsco…
View article: Exploring the Landscape of Social and Economic Factors in Critical Illness Survivorship: A Scoping Review
Exploring the Landscape of Social and Economic Factors in Critical Illness Survivorship: A Scoping Review Open
OBJECTIVES: To explore the breadth of social, demographic, and economic (SDE) factors reported in critical illness survivorship research, with a focus on how they impact survivorship outcomes. DATA SOURCES: We obtained articles from Medlin…
View article: New interpretation methods for rockhead determination using passive seismic surface wave data: Insights from Singapore
New interpretation methods for rockhead determination using passive seismic surface wave data: Insights from Singapore Open
Accurate determination of rockhead is crucial for underground construction. Traditionally, borehole data are mainly used for this purpose. However, borehole drilling is costly, time-consuming, and sparsely distributed. Non-invasive geophys…
View article: EVs@Scale FUSE Fall '24 Deep Dive
EVs@Scale FUSE Fall '24 Deep Dive Open
Electric vehicle (EV) adoption will expand beyond light-duty vehicles charging at lower-power public locations and family residences to include medium- and heavy-duty applications with more powerful charging at public stations and private …
View article: Universal avalanches and pressure-dependent scaling law in granular shearing
Universal avalanches and pressure-dependent scaling law in granular shearing Open
View article: Presence of Mg-calcite and its influence on MICP and EICP processes
Presence of Mg-calcite and its influence on MICP and EICP processes Open
Microbial induced carbonate precipitation (MICP) and enzyme induced carbonate precipitation (EICP) processes can be affected by many factors. The influence of magnesium on the MICP and EICP based soil improvement was studied in this paper …
View article: Effects of hexagonal boron nitride nanosheets on the biostabilization of recycled sands for geotechnical fill applications
Effects of hexagonal boron nitride nanosheets on the biostabilization of recycled sands for geotechnical fill applications Open
View article: Effect of sticky rice on the strength and permeability of bio-cemented sand
Effect of sticky rice on the strength and permeability of bio-cemented sand Open
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, insufficient strength for certain …
View article: Factors affecting the MICP stabilization of washed recycled sands derived from demolition wastes
Factors affecting the MICP stabilization of washed recycled sands derived from demolition wastes Open
Microbially induced calcium carbonate precipitation (MICP) is recognized as an eco-friendly approach in biological chemistry, offering significant potential for enhancing soil engineering properties. This study investigates the viability o…
View article: Experimental study on shield tunnel seepage control via microbially induced calcite precipitation
Experimental study on shield tunnel seepage control via microbially induced calcite precipitation Open
This study investigated the potential use of microbially induced calcite precipitation (MICP) to prevent seepage in shield tunnels with the aim of decarbonizing tunnel engineering. An apparatus was developed to conduct scale model tests to…
View article: Soybean urease-based EICP stabilization of washed recycled sands derived from demolition wastes cured at low temperatures
Soybean urease-based EICP stabilization of washed recycled sands derived from demolition wastes cured at low temperatures Open
This study evaluated the feasibility and efficiency of stabilizing washed recycled sand (RS) derived from construction and demolition wastes when treated by soybean-based enzyme-induced carbonate precipitation (EICP), cured at a low temper…
View article: A new bacterial concentration method for large-scale applications of biomineralization
A new bacterial concentration method for large-scale applications of biomineralization Open
Bacterial suspension is an essential component of microbially induced carbonate precipitation (MICP)-based biocement and a large-scale production is required for field applications. In this study, a new bacterial concentration method is pr…
View article: Factors affecting the effectiveness of biocementation of soil
Factors affecting the effectiveness of biocementation of soil Open
Microbially or enzyme induced carbonate precipitation has emerged to be a new type of soil improvement method. However, it appears that the biocementation process is affected by many factors and a common understanding on the control factor…
View article: Low sheet resistance buried metal bit line realized by high-temperature metal CVD process in vertical channel transistor array
Low sheet resistance buried metal bit line realized by high-temperature metal CVD process in vertical channel transistor array Open
With the continuous evolution of dynamic random access memory (DRAM) devices, there is a growing demand for increased storage density per unit area. In this work, we aim to create a high-density array of vertical channel transistors using …
View article: Intuition-guided Reinforcement Learning for Soft Tissue Manipulation with Unknown Constraints
Intuition-guided Reinforcement Learning for Soft Tissue Manipulation with Unknown Constraints Open
Intraoperative soft tissue manipulation is a critical challenge in autonomous robotic surgery. Furthermore, the intricate in vivo environment surrounding the target soft tissues poses additional hindrances to autonomous robotic decision-ma…
View article: Correction: Soluble urokinase plasminogen activator receptor and cardiotoxicity in doxorubicin‑treated breast cancer patients: a prospective exploratory study
Correction: Soluble urokinase plasminogen activator receptor and cardiotoxicity in doxorubicin‑treated breast cancer patients: a prospective exploratory study Open
View article: The application of impantable sensors in the musculoskeletal system: a review
The application of impantable sensors in the musculoskeletal system: a review Open
As the population ages and the incidence of traumatic events rises, there is a growing trend toward the implantation of devices to replace damaged or degenerated tissues in the body. In orthopedic applications, some implants are equipped w…
View article: Chemical stabilization of demolition wastes in pavement bases using one–part fly ash and slag based geopolymers
Chemical stabilization of demolition wastes in pavement bases using one–part fly ash and slag based geopolymers Open
The stabilization of road bases is a critical part of geotechnical research for developing new methods of sustainable road construction for the future. This study evaluated the feasibility of using one-part fly ash (FA) and slag (S) based …
View article: Soluble urokinase plasminogen activator receptor and cardiotoxicity in doxorubicin-treated breast cancer patients: a prospective exploratory study
Soluble urokinase plasminogen activator receptor and cardiotoxicity in doxorubicin-treated breast cancer patients: a prospective exploratory study Open
Background Soluble urokinase plasminogen activator receptor is an inflammatory biomarker that may prognosticate cardiovascular outcomes. We sought to determine the associations between soluble urokinase plasminogen activator receptor and e…
View article: Effects of Hexagonal Boron Nitride Nanosheets on the Biostabilization of Recycled Sands for Geotechnical Fill Applications
Effects of Hexagonal Boron Nitride Nanosheets on the Biostabilization of Recycled Sands for Geotechnical Fill Applications Open
View article: Seismic Response of Pile-Cohesive Soil-Bridge from Shaking Table Array Tests
Seismic Response of Pile-Cohesive Soil-Bridge from Shaking Table Array Tests Open