Nanomaterials in ultra-high-performance concrete (UHPC)–A review

DY Yoo, T Oh, N Banthia - Cement and Concrete Composites, 2022 - Elsevier
This paper presents a state-of-the-art review of the utilization of nanomaterials in ultra-high-
performance concrete (UHPC). First, various types of nanomaterials currently available for …

[HTML][HTML] Engineered geopolymer composites: A state-of-the-art review

H Zhong, M Zhang - Cement and Concrete Composites, 2023 - Elsevier
Engineered cementitious composite (ECC) featuring extraordinary tensile ductility is a
promising option for many structural applications but its large-scale manufacture is not eco …

Seawater sea-sand Engineered Geopolymer Composites (EGC) with high strength and high ductility

JC Lao, BT Huang, LY Xu, M Khan, Y Fang… - Cement and Concrete …, 2023 - Elsevier
In this study, seawater sea-sand Engineered Geopolymer Composites (SS-EGC) were
developed and investigated for the first time. The developed EGC achieved high …

Fly ash-dominated high-strength engineered/strain-hardening geopolymer composites (HS-EGC/SHGC): influence of alkalinity and environmental assessment

JC Lao, RY Ma, LY Xu, Y Li, YN Shen, J Yao… - Journal of Cleaner …, 2024 - Elsevier
In this study, fly ash (FA)-dominated High-Strength Engineered Geopolymer Composites
(HS-EGC) were designed and developed. The influence of alkalinity and the underlying …

Utilization of sodium carbonate activator in strain-hardening ultra-high-performance geopolymer concrete (SH-UHPGC)

JC Lao, LY Xu, BT Huang, JX Zhu, M Khan… - Frontiers in …, 2023 - frontiersin.org
In this study, strain-hardening ultra-high-performance geopolymer concrete (SH-UHPGC)
was produced using Na2CO3, Na2SiO3 and their hybridization (1: 1 in mole ratio) as …

Strain-hardening alkali-activated fly ash/slag composites with ultra-high compressive strength and ultra-high tensile ductility

JC Lao, BT Huang, Y Fang, LY Xu, JG Dai… - Cement and Concrete …, 2023 - Elsevier
This study designed and developed strain-hardening alkali-activated fly ash/slag
composites (SH-AAFSC) with both ultra-high compressive strength and ultra-high tensile …

The microstructure and mechanical properties of cementless ultra-high-performance alkali activated concrete considering geometrical properties of steel fiber

SW Lee, GW Kim, T Oh, I You, X Wang… - Cement and Concrete …, 2023 - Elsevier
This study investigates the impact of steel fiber geometrical properties on the interfacial bond
and tensile behavior of ultra-high-performance alkali activated concrete (UHP-AAC). Two …

Engineered geopolymer composite (EGC) with ultra-low fiber content of 0.2%

F Wang, J Ma, Y Ding, J Yu, K Yu - Construction and Building Materials, 2024 - Elsevier
Engineered cementitious composite (ECC) features with excellent tensile performance.
However, two major drawbacks, including the high environmental impacts associated with …

Development of Ca-rich slag-based ultra-high-performance fiber-reinforced geopolymer concrete (UHP-FRGC): Effect of sand-to-binder ratio

GW Kim, T Oh, SK Lee, N Banthia, DY Yoo - Construction and Building …, 2023 - Elsevier
In this study, a Ca-rich slag-based Ultra-High-Performance Fiber-Reinforced Geopolymer
Concrete (UHP-FRGC) with a high compressive strength of over 150 MPa and high tensile …

Optimization of fiber aspect ratio for 90 MPa strain-hardening geopolymer composites (SHGC) with a tensile strain capacity over 7.5%

SK Lee, T Oh, N Banthia, DY Yoo - Cement and Concrete Composites, 2023 - Elsevier
This study developed high-strength strain-hardening geopolymer composites (SHGC)
containing 2%(by volume) polyethylene (PE) fibers. A high-strength geopolymer matrix with …