Recent trends in ultra-high performance concrete (UHPC): Current status, challenges, and future prospects

M Amran, SS Huang, AM Onaizi, N Makul… - … and Building Materials, 2022 - Elsevier
Ultra-high performance concrete (UHPC) combines advanced fibrous and cementitious
material technologies to achieve high strength and exceptional durability. The material tends …

Effect of clay brick waste powder on the fresh and hardened properties of self-compacting concrete: State-of-the-art and life cycle assessment

MS Nasr, AJ Salman, RJ Ghayyib, A Shubbar… - Energies, 2023 - mdpi.com
Sustainability and reducing environmental damage caused by CO2 emissions have become
issues of interest to researchers in the construction sector around the world. Reducing the …

Mechanical properties, flexural behaviour, and ductility characteristics of fibre-reinforced geopolymer mortar

AKF Gaddafi, UJ Alengaram, NM Bunnori… - … and Building Materials, 2023 - Elsevier
This study aims to explore the potential of ambient-cured geopolymer as a substitute for
ordinary Portland cement (OPC)-based mortar. However, due to their brittle nature …

Stabilization of Waste-to-Energy (WTE) fly ash for disposal in landfills or use as cement substitute

Y Tian, NJ Themelis, D Zhao, ACT Bourtsalas… - Waste Management, 2022 - Elsevier
This study investigated two approaches for managing Waste-to-Energy (WTE) fly ash (FA):(i)
phosphoric acid stabilization of FA and disposal in non-hazardous landfills, so that it can …

Utilization of submicron autoclaved aerated concrete waste to prepare eco-friendly ultra-high performance concrete by replacing silica fume

J Yang, J Zeng, X He, Y Su, H Tan, H Min, H Hu… - Journal of Cleaner …, 2022 - Elsevier
Silica fume (SF), as the main submicron filler material in ultra-high performance concrete
(UHPC), determines the bulk density and final mechanical properties of UHPC. With the …

Orthogonal experimental design for compressive strength of recycled coarse aggregate concrete with silica fume-slag-fly ash hybrid micro-powders

C Wang, J Wang, X Liu, YF Cai, YC Zhang - Construction and Building …, 2023 - Elsevier
Abstract Recycled Coarse Aggregate Concrete (RAC) is a type of concrete that uses
recycled coarse aggregate (RCA) instead of natural coarse aggregate (NCA), which helps to …

Potential use of rendering mortar waste powder as a cement replacement material: fresh, mechanical, durability and microstructural properties

AA Abadel, MS Nasr, A Shubbar, TM Hashim… - Sustainability, 2023 - mdpi.com
The difficulty of decomposing solid waste over time has made it a significant global problem
because of its environmental impact and the need for large areas for disposal. Among these …

[HTML][HTML] Synergistic integration of waste fibres and supplementary cementitious materials to enhance sustainability of ultra-high-performance concrete (UHPC)

A Ocelić, A Baričević, MF Smrkić - Case Studies in Construction Materials, 2024 - Elsevier
Efforts to improve the environmental sustainability of the construction industry involve
exploring waste materials, environmentally friendly production processes and high …

Optimization and Modeling of 7-Day Ultra-High-Performance Concrete Comprising Desert Sand and Supplementary Cementitious Materials Using Response Surface …

H Hamada, F Abed - Buildings (2075-5309), 2024 - search.ebscohost.com
This research employs response surface methodology (RSM) to optimize and model ultra-
high-performance concrete (UHPC) formulations, integrating desert sand and varying …

Evaluation the influence of steel-fiber on the concrete characteristics

AM Ali, MW Falah, AA Hafedh, ZS Al-Khafaji, S Radhi - 2022 - openaccess.altinbas.edu.tr
The impact of steel fibers on the engineering characteristics of concretes were explored
experimentally in this work. Steel fibers of 0.5, 0.7, and 0.9 percent by volume fraction were …