Jun Ren
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View article: Economic burden of carbapenem-resistant Klebsiella pneumoniae infections in Chinese hospitals: A 2019 analysis
Economic burden of carbapenem-resistant Klebsiella pneumoniae infections in Chinese hospitals: A 2019 analysis Open
CRKP infections impose significant health and economic burden on China. Enhanced infection control, antimicrobial stewardship, and investment in rapid diagnostics and novel therapeutics are urgently needed. The methodology used in this stu…
View article: Determining the Sulfate Content in Phosphogypsum and Cement-Based Materials Based on Conductivity Titration
Determining the Sulfate Content in Phosphogypsum and Cement-Based Materials Based on Conductivity Titration Open
Accurate determination of sulfate content in phosphogypsum (PG) and cement-based materials is crucial for understanding the corrosion mechanisms of cement-based materials, developing corrosion models, establishing durability design methods…
View article: Reusing waste toner powder as functional additives for alkali-activated slag
Reusing waste toner powder as functional additives for alkali-activated slag Open
The incorporation of waste toner powder (WTP), a recognized hazardous waste, into cementitious materials as a functional additive offers a cost-effective disposal method and a sustainable utilization approach. This study examines the feasi…
View article: Enhancement on stability and strength of underwater concrete through liquid nitrogen freezing process: A sustainable approach for scour protection
Enhancement on stability and strength of underwater concrete through liquid nitrogen freezing process: A sustainable approach for scour protection Open
The scour protection application of conventional underwater concrete in aquatic environments still faces the unpredictable quality control and harmful ions leaching issues due to the contact between fresh concrete and water. To tackle thos…
View article: Molecular Insights Into Salt Stress Adaptation in Plants
Molecular Insights Into Salt Stress Adaptation in Plants Open
The significant rise in soil salinity has had detrimental effects on global agricultural production, negatively impacting overall plant health and leading to a decline in productivity. As a protective response, plants have developed divers…
View article: Equivariant Cohomology and Deformation for Associative Algebras with a Derivation
Equivariant Cohomology and Deformation for Associative Algebras with a Derivation Open
View article: Graphene modified carbon rope for fabricating cable-type lithium-ion batteries with high-rate performance
Graphene modified carbon rope for fabricating cable-type lithium-ion batteries with high-rate performance Open
View article: Mesozoic Superposed Orogenic Systems in Eastern China
Mesozoic Superposed Orogenic Systems in Eastern China Open
The Indosinian and Yanshanian orogenic movements are both important Mesozoic orogenies in eastern China. The resulted tectonic belts are neither products of the third stage of crustal evolution, as proposed by Chen Guoda, nor intra-contine…
View article: Research On the Flexibility Of Composite Bipolar Plate Materials
Research On the Flexibility Of Composite Bipolar Plate Materials Open
View article: Study on the properties and eco-sustainability of early-age carbonation cured cement paste with recycled concrete slurry waste substitution
Study on the properties and eco-sustainability of early-age carbonation cured cement paste with recycled concrete slurry waste substitution Open
The reduced early-age properties of cementitious materials substituted recycled concrete slurry waste (RCSW) hinder its utilisation, which can be further improved via early-age carbonation curing with benefits from sequestering the CO2. Th…
View article: Performance and Mechanism of Polycarboxylate Superplasticiser in Red Mud Blended Cementitious Materials
Performance and Mechanism of Polycarboxylate Superplasticiser in Red Mud Blended Cementitious Materials Open
The utilisation of red mud by blending them into cement paste is still facing the poor workability issues due to the finer particle size and higher water absorption of the red mud, which can be solved by the addition of polycarboxylate sup…
View article: Synergistic interaction of polycarboxylate superplasticisers and shrinkage-reducing agent in cementitious materials from mixing consequence perspective
Synergistic interaction of polycarboxylate superplasticisers and shrinkage-reducing agent in cementitious materials from mixing consequence perspective Open
The issue of shrinkage can have a significant impact on the long-term performance of concrete, which can be mitigated by incorporating a shrinkage reducing agent (SRA). However, when commonly using polycarboxylate superplasticizer (PCE), t…
View article: Enhancing workability of high-volume calcined clay blend cement pastes through optimized addition sequences of PCE superplasticizer
Enhancing workability of high-volume calcined clay blend cement pastes through optimized addition sequences of PCE superplasticizer Open
The cementitious paste containing a high volume of calcined clay exhibits poor fluidity due to the thixotropic nature of the clay suspension. The study focuses on the impact of the stepwise addition of PCE and protein-based alkaline retard…
View article: A novel approach for modifying air-voids in concrete by short-term low-air pressure intervention
A novel approach for modifying air-voids in concrete by short-term low-air pressure intervention Open
If it is desired to experimentally verify the regularity in the effects of air-voids on the properties of concrete, methods of altering voids must be relied on. Consequently, this research explored a method that reduced the curing air pres…
View article: Fluid-mediated forearc mantle metasomatism and its chemical feedbacks: Insights from coupled petrological and thermomechanical modelling
Fluid-mediated forearc mantle metasomatism and its chemical feedbacks: Insights from coupled petrological and thermomechanical modelling Open
Fluid-mediated mantle metasomatism (FMM) and associated matter transfer is a key process for subduction zone evolution. Over the past decade, the implementation of thermodynamic modelling into geodynamic numerical models became popular, bo…
View article: Cohomology and deformation of oriented Hom-associative algebra
Cohomology and deformation of oriented Hom-associative algebra Open
A Hom version oriented associative algebra is introduced in this paper. In particular, a cohomology theory is introduced for these algebras, and it is shown that the formal deformation theory is controlled by the cohomology, as in the clas…
View article: Preparation and characterization of graphene antibacterial phase change energy storage viscose fibers
Preparation and characterization of graphene antibacterial phase change energy storage viscose fibers Open
In this work, viscose fiber with antibacterial and phase change energy storage was made by microcapsule technology and wet spinning. Graphene oxide was used to enhance the thermal conductivity and antimicrobial properties. The heat preserv…
View article: Estimation of earthquake safety escape time and casualties in Chinese masonry buildings
Estimation of earthquake safety escape time and casualties in Chinese masonry buildings Open
To predict the number of casualties in dwellings when a strong earthquake occurs, this paper investigated the seismic performances of masonry buildings located in a rural town where earthquake occurs frequently with high earthquakes. The i…
View article: Effect of Salinity and Polycarboxylate Superplasticizer on Fresh Property of Seawater-Blended Cement
Effect of Salinity and Polycarboxylate Superplasticizer on Fresh Property of Seawater-Blended Cement Open
The salinity of seawater can affect the properties of mixtures of polycarboxylate superplasticizer (PCE) and seawater. The purpose of this research is to study the effect of different salinities of water on the property of seawater-mixed c…
View article: Performance of polycarboxylate superplasticisers in seawater-blended cement: Effect from chemical structure and nano modification
Performance of polycarboxylate superplasticisers in seawater-blended cement: Effect from chemical structure and nano modification Open
The performance of polycarboxylate superplasticisers (PCE) in cement blended with seawater (SW) depends on its molecular structure since large ions in SW significantly influenced its mechanism. The aim of this study was to investigate the …
View article: Performance and interaction of sodium silicate activated slag with lignosulfonate superplasticiser added at different mixing stages
Performance and interaction of sodium silicate activated slag with lignosulfonate superplasticiser added at different mixing stages Open
This paper investigated the effect of adding lignosulfonate (LS) superplasticiser at the different stages of mixing on the workability and rheological behaviour of sodium silicate activated slag (SSAS) in order to find a practically feasib…
View article: Investigation and Optimisation of the Rheological Properties of Magnesium Potassium Phosphate Cement with Response Surface Methodology
Investigation and Optimisation of the Rheological Properties of Magnesium Potassium Phosphate Cement with Response Surface Methodology Open
Magnesium phosphate cement (MPC) is a promising alternative cement. However, the rheological property of this new binder is still to be explored. In this study, Response Surface Methodology (RSM) was adopted with Central Composite Design (…
View article: Synergistic Effect of Polycarboxylate Superplasticiser and Protein Retarders in Cementitious Materials Containing Na- Montmorillonite: Effect of Addition Methods
Synergistic Effect of Polycarboxylate Superplasticiser and Protein Retarders in Cementitious Materials Containing Na- Montmorillonite: Effect of Addition Methods Open
Polycarboxylate superplasticiser (PCE) is notably sensitive towards Na-Montmorillonite (Na-Mmt), an impurity generated from the manufacturing of concrete aggregate due to the chemical intercalation and poor surface adsorption. In order to …
View article: Performance-Based Evaluation of Healing Efficiency on Mechanical Properties of Self-Healing Cementitious Materials Incorporated with PMMA/Epoxy Microcapsule
Performance-Based Evaluation of Healing Efficiency on Mechanical Properties of Self-Healing Cementitious Materials Incorporated with PMMA/Epoxy Microcapsule Open
In this study, based upon the investigation of its effect on workability and the mechanical property of cementitious materials, the Box–Behnken design was adopted to establish models describing self-healing performance on mechanical proper…
View article: Stabilization and Solidification Mechanism of Pb in Phosphogypsum Slag-Based Cementitious Materials
Stabilization and Solidification Mechanism of Pb in Phosphogypsum Slag-Based Cementitious Materials Open
View article: Synergistic Solidification/Stabilization Mechanism of Cadmium in Phosphogypsum Slag-Based Cementitious Material
Synergistic Solidification/Stabilization Mechanism of Cadmium in Phosphogypsum Slag-Based Cementitious Material Open
View article: Permeability of concrete with recycled aggregate coating treatment
Permeability of concrete with recycled aggregate coating treatment Open
The effective use of construction waste is of great significance to the construction of a sustainable society. This study investigated the permeability of recycled aggregate concrete with different qualities. The recycled aggregates were t…
View article: Effect of seawater on the workability, adsorption, dispersion and compressive strength of cementitious materials incorporated with polycarboxylate superplasticiser
Effect of seawater on the workability, adsorption, dispersion and compressive strength of cementitious materials incorporated with polycarboxylate superplasticiser Open
The shortage of fresh water obviously limits the development of the construction industry. The aim of this study is to investigate the possibility of using seawater in building concrete. The effect of seawater on the workability, adsorptio…
View article: Effect of lightweight aggregate, mineral additives and super absorbent polymer on concrete self-healing efficiency
Effect of lightweight aggregate, mineral additives and super absorbent polymer on concrete self-healing efficiency Open
Self-healing is a prospective approach that can extend the service life of structures and reduce the consumption of resources and energy. This study investigated the applicability of a ternary self-healing composite system with mineral add…
View article: Interfacial Binding Energy between Calcium-Silicate-Hydrates and Epoxy Resin: A Molecular Dynamics Study
Interfacial Binding Energy between Calcium-Silicate-Hydrates and Epoxy Resin: A Molecular Dynamics Study Open
Microcapsules encapsulated within epoxy as a curing agent have been successfully applied in self-healing materials, in which the healing performance significantly depends on the binding behaviour of the epoxy curing agent with the cement m…