Journal of Materials in Civil Engineering: Recent submissions
Now showing items 2241-2260 of 7936
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Effect of Activator Type and Concentration, Water-to-Solid Ratio, and Time on the Flowability of Metakaolin-Based Geopolymer Pastes
(ASCE, 2022/06/21)The synthesis parameters, such as alkali activator type and content and water/binder (w/b) ratio, directly affect the dissolution and geopolymerization kinetics in geopolymers, playing a major role in its flow performance ... -
Evaluation of Nonuniform Corrosion of Steel in Concrete Based on Two-Yoke Magnetic Sensor
(ASCE, 2022/06/21)The present study aims to develop a two-yoke magnetic sensor system, measuring the mass loss of steel in concrete subjected to nonuniform corrosion. The impressed current method was employed to induce the nonuniform corrosion ... -
Working Performance and Composition Optimization of Low-Viscosity Epoxy Grouting Material for Cast-in-Place Cement Concrete
(ASCE, 2022/06/16)To repair microcracks in cast-in-place concrete bridge decks and improve the quality of bridge deck pavement, low-viscosity epoxy grouting material was prepared. The effects of different diluent types and dosages on the ... -
Investigation of the Accuracy of Fracture Energy in Evaluating the Low-Temperature Cracking Performance of Asphalt Mixture
(ASCE, 2022/06/17)To study the reason why the evaluation result of fracture energy is sometimes inconsistent with in situ cracking, the accuracy of fracture energy in evaluating low-temperature cracking resistance of asphalt mixture was ... -
Development and Validation of the Coupled Diffusion-Kinetics Aging Model to Analyze Field Aging Gradient in Asphalt Pavements
(ASCE, 2022/05/28)Ultraviolet (UV) radiation and thermal oxidation are two leading causes of the aging of asphalt pavements. However, there is a lack of a suitable analytical model to consider both when the field aging gradient of asphalt ... -
Relation between the Metallographic Structure and Mechanical Properties of a Bimetallic Steel Bar after Fire
(ASCE, 2022/05/28)Bimetallic steel bar (BSB) consisting of S30408 stainless steel (cladding layer) and HRB400 carbon steel bar (substrate) has outstanding durability, indicating its suitability for RC structures in corrosive environments. ... -
Carbonation Depth and Permeability of Quaternary Hybrid Fiber Concretes
(ASCE, 2022/06/20)Concrete structures are exposed to water throughout their service life. Nowadays, fiber-reinforced concrete is the most preferred concrete due to its superior mechanical properties. However, good mechanical properties alone ... -
Impact of Limestone Powder on the Mechanical and Microstructure Properties of Magnesium Oxychloride Cement Pastes
(ASCE, 2022/06/22)Magnesium oxychloride cement (MOC), a type of special construction material, has drawn much research attention in solid waste utilization and environment protection thanks to its eco-friendly production process. The potential ... -
Cement Matrix Modified by Mesoporous Silica of the MCM-41 Structure Type: Early-Age Properties and Microstructure Evolution
(ASCE, 2022/06/16)This paper describes the results of a study on the influence of mesoporous silica of the Mobil composition of matter No. 41 (MCM-41) structure type on the early-age properties of the cement matrix (CM) and the microstructure ... -
Effect of Water-Reducing Admixtures Having Hybrid Silicon Air-Entraining Surfactants on Some Properties of Concrete Mixtures
(ASCE, 2022/06/21)In order to improve the fresh properties and freeze-thaw resistance of cementitious systems, water-reducing and air-entraining admixtures are actively used in concrete mixtures. Generally, these mentioned admixtures are ... -
Microstructural Characterization of ITZ in Copper Slag Concrete Composite
(ASCE, 2022/05/26)The use of copper slag as an alternative to natural fine aggregates in concrete construction has two advantages: effective management of hazardous waste and assistance in conserving natural resources. In order to build ... -
Laboratory Curing Protocols to Replicate Thermomechanical Behavior of High-Strength Concrete in Mass Placements
(ASCE, 2022/05/26)This paper outlines a framework for a potential testing protocol in which specimens are cast following typical industry practices, cured following a specific combination of insulting blocks and variable temperature boundary ... -
Mesogenetic Evaluation and Design of Coarse Aggregate Contact within Asphalt Mixture
(ASCE, 2022/05/26)To establish a new gene database and asphalt mixture evaluation method, coarse aggregate contact characteristics from the meso perspective serve as a reference for the improvement of fine design and asphalt mixture ... -
Pullout Resistance of Densified Wood Dowel Welded by Rotation Friction
(ASCE, 2022/05/25)Rotation welding is a novel technique to produce structurally efficient wood joints without any synthetic adhesives, in which wooden dowels are inserted into timber members by high-speed rotation to form the bonding interface ... -
Mechanical Properties of High-Performance Concrete with Steel Fibers Oriented by an Electromagnetic Field
(ASCE, 2022/06/16)In order to achieve better efficiency of dispersed fiber reinforcement in cementitious composites, manufacturers need to be able to directly control the fiber orientation. The magnetic orientation of fibers is an effective ... -
A Novel Application of Bis (2-Hydroxyethyl) Terephthalate to Enhance Sand Bentonite Mixture for Landfills
(ASCE, 2022/06/17)Sand-bentonite mixtures (SBM) are usually compacted as clay covers and liners of the landfill. However, unavoidable factors such as heterogeneity in compaction result in variable densities that causes low strength, high ... -
Development of Viscoelastic Damper Based on NBR and Organic Small-Molecule Composites
(ASCE, 2022/05/26)Viscoelastic (VE) damper is usually vulcanized by mixing polymer matrix, additives, and fillers, all of which have a great influence on the viscoelastic response of the material. In this study, a series of novel samples ... -
Study on Moisture Diffusion Behavior in Asphalt Binder Based on Static and Dynamic Pore Water Conditions
(ASCE, 2022/05/25)The current research on the moisture diffusion behavior in asphalt mostly discusses static water without considering dynamic pore water. In this paper, Fick, Two-stage, and Langmuir moisture diffusion models were used to ... -
Microstructural and Mechanical Characteristics of Fiber-Reinforced Cementitious Composites under High-Temperature Exposure
(ASCE, 2022/06/21)The incorporation of fiber into cementitious composites is considered a reassuring way to enhance its mechanical properties. However, high-temperature exposure can severely affect it. This investigation aims to study the ... -
Experimental Stress Analysis of Cross-Laminated Timber Elements under Cyclic Moisture
(ASCE, 2022/05/25)Cross-laminated timber (CLT) panels have been adopted as main structural elements in the mass timber constructions that have recently caught the attention from different stakeholders. The enhanced mechanical performances ...