Répertoire du corps professoral
Ahmed El Refai
Professeur titulaire
Ahmed.ElRefai@gci.ulaval.ca
Towards new generations of high-tensile eco-friendly fabric-reinforced cementitious matrices (FRCM) retrofitting solutions
Programme: Subventions à la découverte SD (individuelles et d'équipe)
Organisme(s) subventionnaire(s): Conseil de recherches en sciences naturelles et génie Canada
Type de financement: Subvention
Établissement tête: Université Laval
Du 1 avril 2024
au 31 mars 2029
Financements des 2 dernières années
Advancing NDT Techniques for Twin Model Bridge Reliability By Using Fiber Optics
Programme: Subventions d'outils et d'instruments de recherche (OIR)
Organisme(s) subventionnaire(s): Conseil de recherches en sciences naturelles et génie Canada
Type de financement: Subvention
Établissement tête: Université Laval
Du 1 avril 2025
au 31 mars 2026
Large-Scale Validation of an Innovative ReinforcementTechnique for Reinforced Concrete Bridges, Considering Real Environmental Conditions
Programme: De l'idée à l'innovation (INNOV)
Organisme(s) subventionnaire(s): Conseil de recherches en sciences naturelles et génie Canada
Type de financement: Subvention
Établissement tête: Université Laval
Du 10 janvier 2025
au 9 janvier 2026
Experimental and Numerical Investigation of the Fire Performance of Concrete Beams Reinforced with FRP Bars
Programme: Subventions Alliance - Internationale - Collaboration
Organisme(s) subventionnaire(s): Conseil de recherches en sciences naturelles et génie Canada
Type de financement: Subvention
Établissement tête: Université Laval
Du 25 octobre 2023
au 24 octobre 2025
FGR - Development of Novel Graphene-modified Eco High Performance Concrete Materials
Programme: Fonds général de recherche du CRSNG
Organisme(s) subventionnaire(s): Université Laval - Fonds internes
Type de financement: Subvention
Établissement tête: Université Laval
Du 28 juin 2023
au 29 juin 2025
Centre d'études interuniversitaire des structures sous charges extrêmes
Programme: Regroupements stratégiques NT
Organisme(s) subventionnaire(s): Université Laval - Fonds internes, Fonds de recherche du Québec - Nature et technologies
Type de financement: Subvention
Établissement tête: École polytechnique de Montréal
Du 1 avril 2019
au 31 mars 2026
Encadrements terminés dans les 5 dernières années
Publications des 5 dernières années
Innovative UHP-FRCM Systems for Enhanced Flexural Behavior of RC Beams: Addressing Fabric Slippage and Introducing a New Tension Stiffening Model Journal of Composites for Construction, 2026/04. Yazan Abutahnat, Ahmed El Refai, Luca Sorelli. DOI 10.1061/JCCOF2.CCENG-5382
Behavior of eccentrically loaded RC columns strengthened with FRCM wraps Results in Engineering, 2026/03. Feras AbuObaida, Tamer El Maaddawy, Farid Abed, Ahmed ElRefai. DOI 10.1016/j.rineng.2025.108561
Structural behavior of RC beams strengthened with UHPFRC layers incorporating a new tension stiffening factor Engineering Structures, 2026/02. Yazan Abutahnat, Fahime Sokhangou, Ahmed El Refai, Luca Sorelli. DOI 10.1016/j.engstruct.2025.121896
Eccentrically loaded corroded RC columns repaired with advanced composites: Experimental testing and analytical modeling Composite Structures, 2026/02. Feras AbuObaida, Tamer El Maaddawy, Farid Abed, Ahmed ElRefai. DOI 10.1016/j.compstruct.2025.119899
Shear strengthening of RC beams with fabric-reinforced cementitious matrix: analytical modeling and machine learning approaches Composite Structures, 2025/12. Osama E. Soliman, Ahmed El Refai, Luca Sorelli. DOI 10.1016/j.compstruct.2025.119595
Rehabilitation of concentric reinforced concrete columns pre-damaged by corrosion using advanced composites Structures, 2025/10. Feras AbuObaida, Tamer El Maaddawy, Farid Abed, Ahmed ElRefai. DOI 10.1016/j.istruc.2025.109932
FRCM confinement of concrete columns: a review of strength and ductility enhancements Composite Structures, 2025/10. Zeinah Elnassar, Farid Abed, Ahmed El Refai, Tamer El-Maaddawy. DOI 10.1016/j.compstruct.2025.119389
Tensile behavior of fiber-reinforced cementitious matrix with ultra-high-performance hybrid fiber-reinforced concrete (UHP-FRCM) with enhanced crack width control, fracture energy, and ultimate strength Construction and Building Materials, 2025/08. Yazan Abutahnat, Luca Sorelli, Ahmed El Refai. DOI 10.1016/j.conbuildmat.2025.142430
PBO-FRCM and CFRP strengthened reinforced concrete columns: In fire and post-fire behavior Construction and Building Materials, 2025/08. Salem Khalaf, Farid Abed, Ahmed El Refai, Yazan Alhoubi, Sanaz Ramzi, Hamzeh Hajiloo. DOI 10.1016/j.conbuildmat.2025.142306
Integration of thermographic inspection data with BIM for enhanced concrete infrastructure assessment Automation in Construction, 2025/03. Sandra Pozzer, Gabriel Ramos, Parham Nooralishahi, Ehsan Rezazadeh Azar, Ahmed El Refai, Fernando López, Clemente Ibarra-Castanedo, Xavier Maldague. DOI 10.1016/j.autcon.2025.105965
Enhancing concrete defect segmentation using multimodal data and Siamese Neural Networks Automation in Construction, 2024/10. Sandra Pozzer, Gabriel Ramos, Ehsan Rezazadeh Azar, Ahmad Osman, Ahmed El Refai, Fernando López, Clemente Ibarra-Castanedo, Xavier Maldague. DOI 10.1016/j.autcon.2024.105594
Theoretical investigation of the structural performance of multi–span reinforced concrete beams strengthened with FRCM systems Engineering Structures, 2024. Mandor, A., El Refai, A.. DOI 10.1016/j.engstruct.2024.117994
Passive infrared thermography for subsurface delamination detection in concrete infrastructure: Capabilities Construction and Building Materials, 2024. Pozzer, S., Omidi, Z., El Refai, A., López, F., Ibarra-Castanedo, C., Maldague, X.. DOI 10.1016/j.conbuildmat.2024.135542
Heat transfer analysis of FRP-strengthened RC columns under fire AIP Conference Proceedings, 2024. Talo, R., Khalaf, S., Abed, F., Alhoubi, Y., Refai, A.E.. DOI 10.1063/5.0194643
Flexural strengthening of one-way reinforced concrete slabs using near surface-mounted BFRP bars Engineering Structures, 2024. Aljidda, O., Alnahhal, W., El Refai, A.. DOI 10.1016/j.engstruct.2024.117507
Experimental and numerical investigation of two–span RC beams strengthened with fiber–reinforced cementitious matrix (FRCM) Engineering Structures, 2024. Taie, B., Mandor, A., El Refai, A.. DOI 10.1016/j.engstruct.2023.117246
Experimental and numerical investigation of the flexural behavior of one–way RC slabs strengthened with near–surface mounted and externally bonded systems Construction and Building Materials, 2024. Aljidda, O., El Refai, A., Alnahhal, W.. DOI 10.1016/j.conbuildmat.2024.135709
A few-shot learning approach for the segmentation of subsurface defects in thermographic images of concrete structures Proceedings of SPIE - The International Society for Optical Engineering, 2024. Pozzer, S., Ramos, G., Azar, E.R., Osman, A., El Refai, A., López, F., Ibarra-Castanedo, C., Maldague, X.. DOI 10.1117/12.3013684
Bond Durability of Near-Surface-Mounted BFRP and GFRP Bars in Aggressive Environments Journal of Composites for Construction, 2023/12. Omar Aljidda, Wael Alnahhal, Ahmed El Refai. DOI 10.1061/JCCOF2.CCENG-4274
Symmetric and Asymmetric Strengthening of Two-Span RC Beams Using FRCM Systems Journal of Composites for Construction, 2023. Mandor, A., El Refai, A.. DOI 10.1061/JCCOF2.CCENG-3975
Passive Infrared Thermography for Subsurface Delamination Detection in Concrete Infrastructure: Capabilities SSRN, 2023. Pozzer, S., Omidi, Z., Refai, A.E., López, F., Ibarra-Castanedo, C., Maldague, X.. DOI 10.2139/ssrn.4511541
Experimental investigation of pre-damaged circular RC columns strengthened with fabric-reinforced cementitious matrix (FRCM) Structural Concrete, 2023. Tello, N., Abed, F., ElRefai, A., El-Maaddawy, T., Alhoubi, Y.. DOI 10.1002/suco.202200333
Experimental and analytical investigation on the use of NSM–BFRP and NSM–GFRP bars in strengthening corrosion–damaged RC slabs Composite Structures, 2023. Aljidda, O., El Refai, A., Alnahhal, W.. DOI 10.1016/j.compstruct.2023.117428
Experimental Investigation of Concrete Cylinders Confined with PBO FRCM Exposed to Elevated Temperatures Fire, 2023. Talo, R., Abed, F., El Refai, A., Alhoubi, Y.. DOI 10.3390/fire6080322
End-to-end processing of passive thermography sequences from outdoor concrete infrastructure inspection Proceedings of SPIE - The International Society for Optical Engineering, 2023. Pozzer, S., Ebrahimi, S., Refai, A.E., López, F., Maldague, X.. DOI 10.1117/12.2664058
Comparative study on the bond performance of near-surface mounted fiber-reinforced polymer bars Construction and Building Materials, 2023. Aljidda, O., El Refai, A., Alnahhal, W.. DOI 10.1016/j.conbuildmat.2022.129923
Strengthening the hogging and sagging regions in continuous beams with fiber-reinforced cementitious matrix (FRCM): Experimental and analytical investigations Construction and Building Materials, 2022. Mandor, A., El Refai, A.. DOI 10.1016/j.conbuildmat.2022.126341
Strengthening pre-damaged RC square columns with fabric-reinforced cementitious matrix (FRCM): Experimental investigation Composite Structures, 2022. Alhoubi, Y., El Refai, A., Abed, F., El-Maaddawy, T., Tello, N.. DOI 10.1016/j.compstruct.2022.115784
Strengthening Square and Circular Low-Strength Concrete Columns with Fiber-Reinforced Cementitious Matrix: Experimental Investigation Practice Periodical on Structural Design and Construction, 2022. Abed, F., Elrefai, A., El-Maaddawy, T., Tello, N., Alhoubi, Y.. DOI 10.1061/(ASCE)SC.1943-5576.0000676
Shear performance of basalt fiber-reinforced concrete beams reinforced with BFRP bars Composite Structures, 2022. El Refai, A., Alnahhal, W., Al-Hamrani, A., Hamed, S.. DOI 10.1016/j.compstruct.2022.115443
Flexural response of reinforced concrete continuous beams strengthened with fiber-reinforced cementitious matrix (FRCM) Engineering Structures, 2022. Mandor, A., El Refai, A.. DOI 10.1016/j.engstruct.2021.113557
Fe analysis of frcm strengthened rc columns exposed to fire World Congress in Computational Mechanics and ECCOMAS Congress, 2022. Talo, R., Kyaure, M., Khalaf, S., El Refai, A., Abed, F.. DOI 10.23967/eccomas.2022.120
Compressive Behaviour of Glass Fiber-Reinforced Polymer (GFRP) Reinforced Concrete Columns Lecture Notes in Civil Engineering, 2022. Abed, F., El Refai, A., ElMesalami, N.. DOI 10.1007/978-3-030-88166-5_73
Bond performance of tensile lap-spliced basalt-FRP reinforcement in high-strength concrete beams Composite Structures, 2022. Eltantawi, I., Alnahhal, W., El Refai, A., Younis, A., Alnuaimi, N., Kahraman, R.. DOI 10.1016/j.compstruct.2021.114987
Response of concrete columns reinforced with longitudinal and transverse BFRP bars under concentric and eccentric loading Composite Structures, 2021. ElMessalami, N., Abed, F., El Refai, A.. DOI 10.1016/j.compstruct.2020.113057
Reliability analysis of strength models for short-concrete columns under concentric loading with FRP rebars through Artificial Neural Network Journal of Building Engineering, 2021. Ahmad, A., Elchalakani, M., Elmesalami, N., El Refai, A., Abed, F.. DOI 10.1016/j.jobe.2021.102497
Concrete Columns Reinforced with GFRP and BFRP Bars under Concentric and Eccentric Loads: Experimental Testing and Analytical Investigation Journal of Composites for Construction, 2021. Elmesalami, N., Abed, F., Refai, A.E.. DOI 10.1061/(ASCE)CC.1943-5614.0001115
Circular and square columns strengthened with FRCM under concentric load Composite Structures, 2021. Tello, N., Alhoubi, Y., Abed, F., El Refai, A., El-Maaddawy, T.. DOI 10.1016/j.compstruct.2020.113000
Assessment and modeling of the debonding failure of fabric-reinforced cementitious matrix (FRCM) systems Composite Structures, 2021. Mandor, A., Refai, A.E.. DOI 10.1016/j.compstruct.2021.114394
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