Exploring the potential of pulverized oyster shell as a limestone substitute in limestone calcined clay cement (LC3) and its implications for performance

S Her, S Im, J Liu, H Suh, G Kim, S Sim, K Wi… - … and Building Materials, 2024 - Elsevier
With the advent of rapid climate change and global warming, the cement industry has been
actively striving to minimize its carbon footprint. An effective approach for reducing carbon …

Influence of multi-scale three-dimensional pore characteristics on the mechanical properties of graphene oxide and carbon nanotube incorporated cement paste

H Suh, S Cho, S Her, S Bae - Cement and Concrete Research, 2023 - Elsevier
The correlation between the three-dimensional pore characteristics and mechanical
properties of graphene oxide (GO)-and carbon nanotube (CNT)-incorporated cement pastes …

Comparative analysis of the synergistic effects of hybrid nanomaterial reinforcement in cementitious composites: a perspective for pore refinement and thermal …

H Suh, G Kim, S Cho, P Li, DH Son, D Koo, J Lim… - … and Building Materials, 2023 - Elsevier
This study aimed to reveal the synergistic effects of graphene oxide (GO)/nanosilica
(NS)/functionalized carbon nanotube (FCNT) hybrid nanomaterials on the thermal …

Evaluation of the thermal stability of metakaolin-based geopolymers according to Si/Al ratio and sodium activator

G Kim, S Cho, S Im, J Yoon, H Suh… - Cement and Concrete …, 2024 - Elsevier
The thermal stability of geopolymer pastes with different Si/Al ratios (1.5–3.0) and sodium
activators (Na 2 SiO 3 and/or NaOH) were evaluated in this study. The inclusion of Na 2 SiO …

[HTML][HTML] Chemical and mineralogical characteristics of carbonated and uncarbonated cement pastes subjected to high temperatures

Y Li, T Mi, W Liu, Z Dong, B Dong, L Tang… - Composites Part B …, 2021 - Elsevier
The fire-resistance of carbonated concrete under high temperatures is significant due to its
direct exposure during an accidental fire. To evaluate the carbonation effect on fire …

Synthesis and characterization of Polyethylene/B4C composite, and its neutron shielding performance in cementitious materials: Experimental and simulation studies

J Park, S Her, S Cho, SM Woo, S Bae - Cement and Concrete Composites, 2022 - Elsevier
Boron compounds are effective neutron shielding materials because of their high neutron
reaction cross-section. However, their use is limited in cementitious materials because of the …

Feasibility study on utilization of pulverized eggshell waste as an alternative to limestone in raw materials for Portland cement clinker production

S Her, J Park, P Li, S Bae - Construction and Building Materials, 2022 - Elsevier
In the Portland cement industry, the reuse of industrial by-products as raw materials for
cement clinker production has been increasing. Eggshell waste, which is discharged in …

Synergistic effect of carbon nanotube/TiO2 nanotube multi-scale reinforcement on the mechanical properties and hydration process of portland cement paste

J Liu, H Suh, H Jee, J Xu, EZ Nezhad, CS Choi… - … and Building Materials, 2021 - Elsevier
The synergistic effect of hybrid carbon nanotube (CNT)/TiO 2 nanotube (TNT) multi-scale
reinforcement on the mechanical properties, early-age hydration process, and …

Influence of water re-curing on microstructure of heat-damaged cement mortar characterized by low-field NMR and MIP

S Xue, F Meng, P Zhang, J Bao, J Wang… - Construction and Building …, 2020 - Elsevier
Water re-curing has been recognized as a potential method to recover the mechanical
strength and durability of heat-damaged cement-based materials, which benefits from the …

Effect of magnesium silicate hydrate (MSH) formation on the local atomic arrangements and mechanical properties of calcium silicate hydrate (CSH): In situ X-ray …

G Kim, S Im, H Jee, H Suh, S Cho, M Kanematsu… - Cement and Concrete …, 2022 - Elsevier
This study explored the effect of MSH formation on the local atomic arrangements and
mechanical properties of CSH. The elastic moduli of the samples were calculated using …