Valorization of waste perlite powder in geopolymer composites

A El-Mir, J Hwalla, H El-Hassan, JJ Assaad… - … and Building Materials, 2023 - Elsevier
The utilization of industrial waste by-products including blast furnace slag (BFS) for
geopolymer (GP) production gained considerable attention in recent years. Yet, the …

Machine learning prediction of concrete compressive strength using rebound hammer test

A El-Mir, S El-Zahab, ZM Sbartaï, F Homsi… - Journal of Building …, 2023 - Elsevier
Abstract Machine learning has become a key branch in artificial intelligence by providing
unique predictive modeling solutions. Predicting the compressive strength of concrete …

Development and optimization of geopolymers made with desert dune sand and blast furnace slag

A El-Mir, H El-Hassan, A El-Dieb, A Alsallamin - Sustainability, 2022 - mdpi.com
This study assesses the effect of mix design parameters on the fresh and hardened
properties, cost, and carbon footprint of geopolymer mortar made with desert dune fines …

[HTML][HTML] Correlating strength and durability to time-temperature profiles of high-performance mass concrete

A El-Mir, JJ Assaad, SG Nehme, H El-Hassan - Case Studies in …, 2022 - Elsevier
The temperature rise in mass concrete usually leads to premature distresses and early-age
cracking. This paper correlates the time-temperature profiles to the mechanical properties …

Fracture toughness of UHPC mixtures: Effects of w/b ratio, cement and silica fume contents

S Ahmad, A Al-Fakih, AA Bahraq, MO Yusuf - Construction and Building …, 2024 - Elsevier
Ultra-high performance concrete (UHPC) is an innovative concrete known for its exceptional
strength, durability, and toughness, making it highly desirable for various applications …

Multi-response optimization of semi-lightweight concrete incorporating expanded polystyrene beads

A El-Mir, E Fayad, JJ Assaad, H El-Hassan - Sustainability, 2023 - mdpi.com
The utilization of expanded polystyrene (EPS) beads in semi-lightweight concrete (SLC)
intended for repair and building applications has gained great attention in recent years. This …

Mechanical and Thermal Properties of Sustainable Low-Heat High-Performance Concrete

H Elmahdy, AM Tahwia, I Elmasoudi, O Youssf - Sustainability, 2023 - mdpi.com
One of the main drawbacks of utilizing mass concrete is the high amount of heat produced
during the hydration of cementitious materials. Low-heat high-performance concrete …

Use of machine learning models to predict the water penetration depth in concrete

A El-Mir, S El-Zahab, D Nasr, N Semaan… - Journal of Building …, 2024 - Elsevier
Abstract Machine learning (ML) is a robust tool within the artificial intelligence domain that
offers unique solutions for predictive modeling. Prediction of water penetration depth (W …

Experimental research on mechanically and thermally activation of nano-kaolin to improve the properties of ultra-high-performance fiber-reinforced concrete

F Althoey, O Zaid, M Yasir, MA Abuhussain… - Nanotechnology …, 2024 - degruyter.com
The rising demand for ultra-high-performance concrete (UHPC) necessitates innovations in
sustainable materials. This study explores the substitution of ordinary Portland cement …

Properties of mortar containing Phragmites Australis Ash

J Khatib, L ElKhatib, J Assaad… - Journal of Engineering …, 2023 - emerald.com
Purpose The purpose of this paper is to examine the use of phragmites australis ash (PAA)
in cementitious systems to achieve sustainable construction. Design/methodology/approach …