Atomic-level and surface structure of calcium silicate hydrate nanofoils
Deciphering the calcium silicate hydrate (CSH) surface is crucial for unraveling the
mechanisms of cement hydration and property development. Experimental observations of …
mechanisms of cement hydration and property development. Experimental observations of …
Enhancing the interfacial compatibility and self-healing performance of microbial mortars by nano-SiO2-modified basalt fibers
GZ Zhang, C Liu, PF Cheng, Z Li, Y Han… - Cement and Concrete …, 2024 - Elsevier
Fibers that enhance the self-healing ability of microbial mortar cracks have been widely
studied. This study explored the impact of modified fibers on the self-healing performance …
studied. This study explored the impact of modified fibers on the self-healing performance …
Immobilization capacity of element arsenic in alkali-activated slag-arsenic tailing system during self-healing process
J Xiang, J Qiu, L Zou, Y Zhao, X Fei - Cement and Concrete Composites, 2024 - Elsevier
The utilization of alkali-activated slag systems for encapsulating hazardous tailings to
produce polymers can effectively reduce the leaching of hazardous elements. Nevertheless …
produce polymers can effectively reduce the leaching of hazardous elements. Nevertheless …
Multi-step nucleation of CSH: DFT simulation on silicate oligomerization and Si (Qn) evolution dynamics
X Shen, P Feng, Y Zhang, FB de Souza… - Construction and Building …, 2024 - Elsevier
Understanding the nucleation processes of calcium-silicate-hydrate (CSH) is fundamental to
advancing the performance of cement. This study employs Density Functional Theory (DFT) …
advancing the performance of cement. This study employs Density Functional Theory (DFT) …
[HTML][HTML] Charge reversal at CSH surface/electrolyte interfaces: A mean-field molecular theory approach
Understanding the sorption of corrosive ions in cement requires a complete comprehension
of charge reversal at the CSH/electrolyte interfaces. However, this charge phenomenon …
of charge reversal at the CSH/electrolyte interfaces. However, this charge phenomenon …
[HTML][HTML] The Key Role of Water on the Transformation of the Precursors to nano-crystalline CSH
X Shen, P Feng, Q Zhang, Y Cai, C Chen, X Han… - Composites Part B …, 2024 - Elsevier
The mechanism of multi-step nucleation, which means that a precursor phase exists before
the formation of the final crystal, has undergone significant development as an advanced …
the formation of the final crystal, has undergone significant development as an advanced …
High ferrite cement clinker doped with PbO: Solidification and hydration behaviors
Z Zhang, Y Zhang, C Liu, Z Liu, B Li, W Chen… - Cement and Concrete …, 2024 - Elsevier
Solid wastes have become used to manufacture high ferrite cement clinker (HFCC).
However, the behavior and effect of common heavy metal in solid wastes, ie, lead during …
However, the behavior and effect of common heavy metal in solid wastes, ie, lead during …
Carbonation of waste concrete: An effective and green strategy for enhancing its heavy metals removal from wastewater
Abstract Water pollution, especially Pb 2+, Cd 2+, Co 2+, and Ni 2+ released from industrial
and mine wastewater, harms human health and is a global environmental concern. At the …
and mine wastewater, harms human health and is a global environmental concern. At the …
Improved macro-microscopic characteristic of gypsum-slag based cementitious materials by incorporating red mud/carbide slag binary alkaline waste-derived …
N Chang, H Li, W Liu, W Zheng, H Zhu, Z Wan… - … and Building Materials, 2024 - Elsevier
The expensive cost and high carbon footprint of commercial alkaline activators hindered the
promotion and industrialization of geopolymers. The rising demand for geopolymer as low …
promotion and industrialization of geopolymers. The rising demand for geopolymer as low …
[HTML][HTML] Mechanism of recalcification and its effects on the microstructure and transport properties of cement paste
T Nguyen, QT Phung, N Maes, L Frederickx… - Materials & Design, 2024 - Elsevier
Calcium leaching involves the removal of calcium ions from the pore solution and hydration
products, leading to a decrease in pH, coarsening of pore structure, and, in severe cases …
products, leading to a decrease in pH, coarsening of pore structure, and, in severe cases …