Journal of Materials in Civil Engineering: Recent submissions
Now showing items 2401-2420 of 7936
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Assessment of Performance of Recycled Ballast Aggregate Subjected to Drop-Weight Impact Loading Considering Effect of Crumb Rubber Incorporation
(ASCE, 2022-02-23)Degradation of ballast aggregate subjected to applied train loads can adversely influence the performance of ballasted railway tracks. Meanwhile, replacement of degraded aggregate with fresh material can engender some ... -
Ability of Hardened Paste of Cementitious Calcium–Aluminophosphate Mineral to Bind with Chloride Ions
(ASCE, 2022-02-22)Phosphoaluminate cement (PAC) is a green cementing material with wide application prospects. Its main mineral compositions are calcium aluminate (CA), tricalcium phosphate (C3P), and calcium aluminophosphate (CAP). In this ... -
Laboratory Investigation of the Effect of Nano-ZnO on the Fracture and Rutting Resistance of Porous Asphalt Mixture under the Aging Condition and Freeze–Thaw Cycle
(ASCE, 2022-02-21)Porous asphalt (PA) mixture is a hot mix asphalt with an open gradation that has a high amount of air void in its structure. Although this high volume of empty space in PA has several road safety and environmental benefits, ... -
Evaluation of Mechanical Performance of Compacted Magnesium Hydroxide after Carbonation Curing
(ASCE, 2022-02-22)In this study, the potential to directly use magnesium hydroxide as an alternative binder was investigated. A compaction molding technique was employed, where magnesium hydroxide powder was mixed with water at relatively ... -
Experimental Study on Damage Evolution Model of Freeze–Thaw Mortar under Different Strain Rates
(ASCE, 2022-02-21)In order to study the damage evolution characteristics of freeze–thaw mortar materials under impact load, this paper uses cement silica powder mortar to prepare cylindrical samples, and performs freeze–thaw cycle tests on ... -
Bond-Slip Performance between High-Strength Steel Wire Rope Meshes and Engineered Cementitious Composites
(ASCE, 2022-02-21)Engineered cementitious composites (ECC) are distinguished by ultrahigh ductility and multiple cracking. High-strength stainless steel wire rope (HSSSWR) meshes have been successfully applied to strengthening existing ... -
Morphological, Thermal, and Mechanical Properties of Asphalt Binders Modified by Graphene and Carbon Nanotube
(ASCE, 2022-02-17)The mechanical behavior of asphalt concrete varies with temperature; therefore, researchers have been developing technologies to reduce temperature fluctuations in pavement overlays. Increasing the thermal conductivity of ... -
Mechanical Properties of Amorphous Metallic Fiber–Reinforced Geopolymer Composites
(ASCE, 2022-02-17)This paper presents the behavior of amorphous metallic fiber (AMF)–reinforced geopolymer composites under compression, bending, and uniaxial tension loads. Comparison is also made with counterpart cement composites reinforced ... -
High-Temperature Performance of Low-Calcium Fly Ash–Based Geopolymers
(ASCE, 2022-02-16)The high-temperature behavior of alkali-activated fly ash (AAF) geopolymers is evaluated. The physical and phase changes in the material are determined to be a function of temperature of exposure. Thermal diffusivity and ... -
Molecular Insights into the Adsorption Configuration of Bitumen Colloidal on Aggregate Surface
(ASCE, 2022-01-24)The interaction between bitumen colloidal and mineral aggregate is complicated owing to an intricate interplay of bitumen chemistry, aggregate mineralogy, and surface topography. Identifying the adsorption configuration ... -
Fracture Toughness and Impact Resistance of Fiber-Reinforced Seawater Sea-Sand Concrete
(ASCE, 2022-02-16)The static and dynamic fracture behavior of high-strength fiber-reinforced seawater sea-sand (SWSS) concrete was investigated by conducting fracture toughness and drop-weight impact tests. The results were compared with ... -
Production of Rapid-Hardening Magnesium Oxysulfate Cement Containing Boric Acid
(ASCE, 2022-02-17)Rapid-hardening magnesium oxysulfate (MOS) cements were prepared using a high-activity light-burned magnesia (HA-LBM) powder and boric acid (BA). The early hydration, compressive strength, phase composition, microstructure, ... -
Study of Shrinkage Compensation and Feasibility of Engineering Applications of Geopolymer Concrete
(ASCE, 2022-02-16)In recent years, there has been unprecedented development of marine engineering construction in China. One such development has been the introduction of geopolymer (GP) concrete, which differs from portland cement in terms ... -
Performance Enhancement and Remediation of Microcracks in Cement Mortar by Doping Calcite-Precipitating Microorganisms
(ASCE, 2022-01-28)Concrete is prone to microcracks owing to its brittle nature and durability-related issues when subjected to loading and various environmental conditions. This necessitates the need for an effective crack-healing method ... -
Rheology and Porosity of Ultralow Density Foamed Cement Pastes Derived from Ordinary Portland Cement and Hydrogen Peroxide
(ASCE, 2022-01-24)Foamed cement-based materials possess outstanding flame resistance, fire thermal, and sound insulation, but it is difficult to obtain the desired porosity and pore size due to the complicated equilibrium relations between ... -
Anchorage Performance of Geopolymer-Grouted Rock Bolts
(ASCE, 2022-01-22)This study investigated anchorage behavior of geopolymer-grouted rock bolts. Pull-out tests were conducted on rock bolts grouted by geopolymer mortar (GM), geopolymer paste (GP), and cement mortar (CM), respectively. The ... -
Improvement of Tensile Properties of Cement-Stabilized Soil Using Natural Rubber Latex
(ASCE, 2022-01-22)Unpaved cement-stabilized roads are commonly used for vehicular transportation in the rural areas of developed and developing countries. The high cement content of such roads, however, reduces the tensile fatigue life, ... -
Improving the Properties of Soft Clay Using Cement, Slag, and Nanosilica: Experimental and Statistical Modeling
(ASCE, 2022-01-24)Efficient utilization of problematic soils such as soft clay by imparting additional strength using various stabilization techniques is done to improve soil properties. The application of nanomaterials in the area of soil ... -
Ultralow-Binder-Content Carbon-Based Artificial Timber
(ASCE, 2021-12-29)Carbon-filler composite artificial timber was processed and characterized. With a small amount of epoxy binder, the flexural strength was ∼18 MPa. The binder dispersion was achieved through compaction self-assembly, aided ... -
Microstructural Properties of Polymer-Modified Bitumen Emulsion-Cement Composites Considering the Production Method
(ASCE, 2022-01-24)The present study investigated the effect of the polymer-modified bitumen emulsion production method on the properties of cement-polymer emulsion paste. Modified emulsions were made using three methods, including comilling, ...