New insights into the green cement composites with low carbon footprint: The role of biochar as cement additive/alternative

J Wen, B Wang, Z Dai, X Shi, Z Jin, H Wang… - Resources, Conservation …, 2023 - Elsevier
The cement industry is a major contributor to global carbon emissions. The production of
limestone is a major source of carbon emissions, accounting for 55–70% of the entire …

Developing green and sustainable concrete in integrating with different urban wastes

H Chen, CL Chow, D Lau - Journal of Cleaner Production, 2022 - Elsevier
Urban waste accumulation has changed the landscape of cities through environmental
pollution. This detrimental change is pushing the development of advanced and green …

Understanding the role of carbon nanotubes in low-carbon concrete: From experiment to molecular dynamics

K Cui, K Liang, T Jiang, J Zhang, D Lau… - Cement and Concrete …, 2023 - Elsevier
This research aligns with green and sustainable development principles, aiming to augment
concrete's mechanical properties and durability. The low-carbon reactive powder concrete …

Deterioration mechanism understanding of recycled powder concrete under coupled sulfate attack and freeze–thaw cycles

Y Yao, C Liu, H Liu, W Zhang, T Hu - Construction and Building Materials, 2023 - Elsevier
Recycled powder (RP) has great environmental potential as a supplementary cementitious
material to replace cement. However, the effect of the microstructure of recycled powder on …

Micro-nano scale pore structure and fractal dimension of ultra-high performance cementitious composites modified with nanofillers

J Wang, X Wang, S Ding, A Ashour, F Yu, X Lv… - Cement and Concrete …, 2023 - Elsevier
The development of ultra-high performance cementitious composite (UHPCC) represents a
significant advancement in the field of concrete science and technology, but insufficient …

An approach to improve compressive strength of cement paste at low temperature by carbonation curing

L Jiang, Q Wu, Z Huo, Z Zhu, F Wu, B Lu - Construction and Building …, 2023 - Elsevier
Portland cement showed a lower hydration rate and compressive strength development
under lower temperature environment. In this paper, a novel approach to improve …

Hydration characteristics, hydration products and microstructure of reactive powder concrete

W Ge, Z Zhang, A Ashour, W Li, H Jiang, Y Hu… - Journal of Building …, 2023 - Elsevier
Abstract Reactive Powder Concrete (RPC) is a new type of cementitious materials with a
complex hydration mechanism, and active admixtures greatly influence the hydration …

[HTML][HTML] Utilizing of coral/sea sand as aggregates in environment-friendly marine mortar: Physical properties, carbonation resistance and microstructure

S He, C Jiao, Y Niu, S Li - Case Studies in Construction Materials, 2022 - Elsevier
The utilization of marine waste and resources to produce eco-friendly building materials is
essential for the sustainable development of the construction industry on islands and coastal …

Unraveling microstructural evolution in air-entrained mortar and paste: insights from MIP and micro-CT tomography amid cyclic freezing-thawing damage

R He, T Nantung, NL Lu - Journal of Building Engineering, 2024 - Elsevier
Understanding the microstructure evolution during the cyclic freezing-thawing process is
crucial to studying the deterioration mechanisms of concrete under cyclic freezing-thawing …

Deformation failure and acoustic emission response characteristics of water-containing concrete under impact load

Z Li, X Li, S Yin, Y Lei, H Tian, Y Niu - Construction and Building Materials, 2024 - Elsevier
Concrete materials are widely used in construction projects. Many concrete structures are in
an aqueous environment and subjected to impact loads. Under this condition, the …