A novel development of HPC without cement: Mechanical properties and sustainability evaluation

H Mostafaei, H Bahmani, D Mostofinejad… - Journal of Building …, 2023 - Elsevier
In the current study, a new type of high-performance concrete (HPC) called HPC-CAS
(calcium oxide-activated slag) is presented. The HPC-CAS is made from calcium oxide …

[HTML][HTML] A novel high-performance concrete based on calcium oxide-activated materials reinforced with different fibers

H Bahmani, D Mostofinejad - Developments in the Built Environment, 2023 - Elsevier
In this study, a high-performance concrete based on calcium oxide-activated materials (HPC-
CAM) was developed and studied. Calcium chloride and calcium nitrate additives were used …

A comparative study of calcium hydroxide, calcium oxide, calcined dolomite, and metasilicate as activators for slag-based HPC

H Bahmani, H Mostafaei, B Ghiassi, D Mostofinejad… - Structures, 2023 - Elsevier
In this study, the mechanical characteristics and microstructure of high-performance
concrete (HPC) were thoroughly investigated and the influences of alkaline earth and …

[HTML][HTML] Comparative analysis of environmental, social, and mechanical aspects of high-performance concrete with calcium oxide-activated slag reinforced with basalt …

H Bahmani, D Mostofinejad - Case Studies in Construction Materials, 2024 - Elsevier
This paper studied the effects of steel, basalt, and recycled PET fibers on the environmental,
social, and mechanical properties of high-performance concrete (HPC) with calcium oxide …

[HTML][HTML] Improving the resistance of ultra-high-performance concrete against nuclear radiation: Replacing cement with Barite, hematite, and lead powder

SE Milasi, D Mostofinejad, H Bahmani - Developments in the Built …, 2023 - Elsevier
Ultra-high-performance concrete (UHPC) is concrete with a high cement content; thus,
replacing the cement with other materials can contribute to the sustainable production of …

Mechanical properties and impact resistance of concrete pavement containing crumb rubber

O Aghamohammadi, D Mostofinejad… - International Journal …, 2024 - ascelibrary.org
Concrete pavements are nowadays winning increasing attention although their use is still
limited by the high stiffness or low flexibility of concrete. In addition, worn tires cause …

Development of sustainable HPC using rubber powder and waste wire: Carbon footprint analysis, mechanical and microstructural properties

H Mostafaei, M Kelishadi, H Bahmani… - European Journal of …, 2024 - Taylor & Francis
This research advances the development of eco-friendly high-performance concrete (HPC)
by integrating tire rubber powder and waste wire, focusing on both enhanced mechanical …

Novel UHPC with calcium-oxide-activated materials and fibres: engineering properties and sustainability evaluation

H Bahmani, D Mostofinejad - Magazine of Concrete Research, 2024 - icevirtuallibrary.com
Novel ultra-high-performance concretes (UHPCs) made with calcium-oxide-activated
materials (CAM), modified synthetic macro (MSM) fibres, glass fibres and steel fibres were …

[HTML][HTML] Enhancing concrete durability with polymer impregnation: A comparative study of corrosion and freeze-thaw resistance

D Mostofinejad, H Bahmani, A Khorshidifar… - Developments in the …, 2024 - Elsevier
This study explores the efficacy of Polymer Concrete (PC) in bolstering the durability and
performance of concrete structures under diverse environmental conditions. Three variants …

Feasibility of waste foundry sand in high-strength self-compacting concrete and the effects of elevated temperatures

R Zheng, Y Wang, D Luo, J Bao, P Zhang, L Qin… - … and Building Materials, 2023 - Elsevier
The disposal and recycling of waste foundry sand (WFS) as industrial solid waste can
effectively solve potential environmental pollution problems. This paper conducted an …