Results 31 to 40 of about 16,391 (279)

Study on properties and micro-properties of cement-sodium silicate double-liquid grouting material

open access: yesMeikuang Anquan
In order to explore the internal relationship between the microstructure and macroscopic properties of cement-sodium silicate double-liquid grouting materials, Portland cement was used as the base cementing material and sodium silicate as the admixture ...
Qiuli LI   +6 more
doaj   +1 more source

Properties of concrete modified by amorphous alumina silicate

open access: yesEngineering Structures and Technologies, 2015
Concrete is the most widely used building material obtained by hardening the mix made of coarse and fine aggregates, cement as the binding material, and water. The basic properties of concrete depend on the quality and properties of cement, w/c ratio and
Džigita Nagrockienė   +3 more
doaj   +1 more source

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

The Effect of Red Mud on Sintering Processes and Minerals of Portland Cement for Roads

open access: yesCrystals, 2021
As a solid waste generated in the alumina industry, red mud poses a significant environmental hazard and a storage problem. In this study, red mud was added to road cement clinker in order to utilize it.
Xiao Wang   +4 more
doaj   +1 more source

Magnetic Textiles: A Review of Materials, Fabrication, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Magnetic textiles (M‐textiles) are emerging as a programmable materials platform that merges magnetic matter with hierarchical textile structures. This article consolidates magnetic material classes, textile architectures, and fabrication and magnetization strategies, revealing structure–property–function relationships that govern magneto‐mechanical ...
Li Ke   +3 more
wiley   +1 more source

From Pores to Pavement: Advanced Modeling of Aluminosilicates for Scalable Carbon Capture in Concrete

open access: yesAdvanced Science, EarlyView.
This study presents a transferable modeling framework for carbon capture using aluminosilicates, integrating Universal Isotherm Modeling with experimental data. It reveals how ultramicropores, alumina content, and amine functionalization influence CO2 adsorption energetics.
Pooja Anil Kumar Nair   +4 more
wiley   +1 more source

Hydrostatic compression and pressure phase transition of major Portland cement constituents – Insights via molecular dynamics modeling

open access: yesCement, 2022
The complex composite material cement paste (CP) is under high pressures in underwater applications and when impact loading occurs. The mechanical behavior of cement paste to hydrostatic compression results from mechanical deformations of each phase ...
Ingrid M. Padilla Espinosa   +2 more
doaj   +1 more source

Physical Origin of Temperature Induced Activation Energy Switching in Electrically Conductive Cement

open access: yesAdvanced Science, EarlyView.
The temperature‐induced Arrhenius activation energy switching phenomenon of electrical conduction in electrically conductive cement originates from structural degradation within the biphasic ionic‐electronic conduction architecture and shows percolation‐governed characteristics: pore network opening dominates the low‐percolation regime with downward ...
Jiacheng Zhang   +7 more
wiley   +1 more source

Resistance of Modified Hardened Cement Paste to Frost and De-Icing Salts

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2012
Concrete is widely used in the structures of bridges, flyovers, sidewalks and carriageways that are exposed to freeze-thaw cycles in wet conditions and are treated with de-icing salts.
Gintautas Skripkiūnas   +3 more
doaj   +1 more source

Feasibility of Design One-Part Sodium Silicate Activated Metamontmorillonite-Limestone Cements [PDF]

open access: yesIranian Journal of Materials Science and Engineering, 2023
In this study, the potential of calcined montmorillonite as a primary precursor for one-part alkali-activated cement incorporated with high percentage of limestone, is evaluated.
Nailia Rakhimova   +3 more
doaj  

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