Review on physical and chemical activation strategies for ultra-high performance concrete (UHPC)

X Su, Z Ren, P Li - Cement and Concrete Composites, 2024 - Elsevier
This paper aims to investigate the latest advancement in physical and chemical activation
strategies for ultra-high performance concrete (UHPC), addressing challenges such as high …

[HTML][HTML] Development of ultra-fine SAP powder for lower-shrinkage and higher-strength cement pastes made with ultra-low water-to-binder ratio

J Liu, M Wang, N Liu, L Teng, Y Wang, Z Chen… - Composites Part B …, 2023 - Elsevier
Superabsorbent polymer (SAP) as internal curing agent can effectively mitigate the
autogenous shrinkage and promote cement hydration of ultra-high performance concrete …

Bond shear fatigue behavior between ultra-high-performance concrete and normal strength substrate

S Feng, J Lyu, H Xiao, Q Zhang, J Bai, Y Pei… - … and Building Materials, 2024 - Elsevier
In this study, the bond fatigue performance of ultra-high-performance concrete (UHPC) and
normal-strength concrete (NSC) repair material is investigated based on the roughness …

Multi-criteria risk analysis of ultra-high performance concrete application in structures

S Tajasosi, A Saradar, J Barandoust… - CivilEng, 2023 - mdpi.com
In developing countries, ultra-high-performance concrete (UHPC) has not garnered
sufficient attention, and its potential industrial applications remain largely unexplored and …

The development of concrete filled steel tube with enhanced performance via the use of expansive ultra high performance concrete

X Zhou, D Hou, T Chen, X Wang - Journal of Building Engineering, 2023 - Elsevier
The combination of ultra high performance concrete (UHPC) and steel tube is expected to
create a concrete filled steel tube (CFST) with improved performance, meeting the …

[HTML][HTML] Investigation of the damage of L-HPC under stress corrosion

G Zhang, D Qi, Y Li, Q Ding - Journal of Materials Research and …, 2023 - Elsevier
This paper presents a study on the performance damage of lightweight aggregate high
performance concrete (L-HPC) under stress corrosion. While L-HPC was undergoing …

Effect of shrinkage reducing admixture on the early-age stress relaxation and cracking potential of high strength concrete

D Shen, H Shao, Y Luo, Z Xu, Z Feng… - Journal of Building …, 2023 - Elsevier
Shrinkage reducing admixture (SRA) has been used to reduce the shrinkage of high
strength concrete (HSC) by reducing the surface tension of capillary solution. Stress …

Effect of competitive adsorption between specialty admixtures and superplasticizer on structural build-up and hardened property of mortar phase of ultra-high …

L Teng, J Wei, KH Khayat, JJ Assaad - Cement and Concrete Composites, 2023 - Elsevier
This study aims to enhance structural build-up of ultra-high-performance concrete (UHPC)
without influencing the initial flowability, which is critical in repair applications (eg, use of …

[HTML][HTML] Synergetic effect of viscosity modifying admixtures and polycarboxylate ether superplasticizer on key characteristics of thixotropic UHPC for bonded bridge …

L Teng, M Jin, J Du, KH Khayat - Case Studies in Construction Materials, 2024 - Elsevier
Thin bonded ultra-high-performance concrete (UHPC) overlay is an advanced technology
for bridge deck rehabilitation. UHPC should be tailored to secure adequate flowablility and …

Multiscale perspectives for advancing sustainability in fiber reinforced ultra-high performance concrete

XQ Wang, CL Chow, D Lau - npj Materials Sustainability, 2024 - nature.com
Ultra-high performance concrete (UHPC) integrates cutting-edge nano-additives, fibers and
cementitious materials, which is a representative heterogeneous material and exhibits …