Dr Omar Alajarmeh

Dr Omar Alajarmeh
NameDr Omar Alajarmeh
Email Addressomar.alajarmeh@unisq.edu.au
Job TitleSenior Research Fellow (Civil Composites)
QualificationsBEng Tafila Tech, MCivilEng UJ, PhD USQ
DepartmentCentre for Future Materials (Research)
ORCIDhttps://orcid.org/0000-0002-9446-5436
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BEng
Tafila Tech
2011
MCivilEng
UJ
2015
PhD
USQ
2020

Current Supervisions

Research TitleSupervisor TypeLevel of StudyCommenced
Performance evaluation of climate resilient precast concrete railway sleepers reinforced with fibre composite bars.Associate SupervisorDoctoral2024
Degradation mechanisms of structural composites under extreme weatherAssociate SupervisorDoctoral2023
Development and characterization of novel and sustainable composite reinforcing systemsAssociate SupervisorDoctoral2023
Behaviour of GFRP reinforced Hollow Concrete Columns under Hysteretic LoadingAssociate SupervisorDoctoral2023
Novel protective seawall infrastructure using fibre composite materialsAssociate SupervisorDoctoral2022
Cyclic and static behavior of Hollow Concrete beams reinforced by GFRP barsAssociate SupervisorDoctoral2022
Structural behaviour of GFRP reinforced precast concrete for marine infrastructureAssociate SupervisorDoctoral2022
Multifunctional Resin System for Next Generation PultrusionAssociate SupervisorDoctoral2021
The use of UAV system for Dams site selection and design Associate SupervisorMasters2021
Experimental and analytical investigations on the torsional behaviour of glass fibre reinforced concrete pontoon decks Associate SupervisorDoctoral2020

Completed Supervisions

Research TitleSupervisor TypeLevel of StudyCompleted
Effect of Fibre Distribution on Structural Behaviour of Pultruded Composite ProfilesAssociate SupervisorDoctoral2023
Mechanical and Durability Performance of Hybrid Flax Fibres and Graphene CompositesAssociate SupervisorDoctoral2023

Recyclability of unidirectional reinforced pultruded thermoplastic profiles into composite laminates

Kravtsova, Valentina, Minchenkov, Kirill, Gusev, Sergey, Evlashin, Stanislav, Bondareva, Julia, Alajarmeh, Omar and Safonov, Alexander. 2024. "Recyclability of unidirectional reinforced pultruded thermoplastic profiles into composite laminates." Composites Communications. 46. https://doi.org/10.1016/j.coco.2024.101843

Finite element analysis and experimental validation of polymer–metal contacts in block-on-ring configuration

Awwad, K. Y. Eayal, Fallahnezhad, Khosro, Yousif, B. F., Mostafa, Ahmad, Alajarmeh, Omar, Shalwan, A. and Zeng, Xuesen. 2024. "Finite element analysis and experimental validation of polymer–metal contacts in block-on-ring configuration." Friction. 12 (3), pp. 554-568. https://doi.org/10.1007/s40544-023-0795-x

Database evaluation and reliability calibration for flexural strength of hybrid FRP/steel-RC Beams

Tarawneh, Ahmad, Alajarmeh, Omar, Alawadi, Roaa, Amirah, Hadeel and Alramadeen, Razan. 2024. "Database evaluation and reliability calibration for flexural strength of hybrid FRP/steel-RC Beams." Composite Structures. 329. https://doi.org/10.1016/j.compstruct.2023.117758

Formation of non-uniform fibre distribution and its effect on the flexural performance of pultruded GFRP box beams

Qi, Songming, Alajarmeh, Omar, Alhawamdeh, Mohammad, Shelley, Tristan, Schubel, Peter, Rendle-Short, Kendric and Zeng, Xuesen. 2024. "Formation of non-uniform fibre distribution and its effect on the flexural performance of pultruded GFRP box beams." Composite Structures. 327. https://doi.org/10.1016/j.compstruct.2023.117695

Characterisation of Curing of Vinyl Ester Resin in an Industrial Pultrusion Process: Influence of Die Temperature

Chaparala, Sai Ajay Chandra, Alajarmeh, Omar, Shelley, Tristan, Zeng, Xuesen, Rendle-Short, Kendric, Voice, Dean and Schubel, Peter. 2023. "Characterisation of Curing of Vinyl Ester Resin in an Industrial Pultrusion Process: Influence of Die Temperature." Polymers. 15 (18). https://doi.org/10.3390/polym15183808

Data-driven machine learning methodology for designing slender FRP-RC columns

Tarawneh, Ahmad, Almasabha, Ghassan, Saleh, Eman, Alghossoon, Abdullah and Alajarmeh, Omar. 2023. "Data-driven machine learning methodology for designing slender FRP-RC columns." Structures. 57. https://doi.org/10.1016/j.istruc.2023.105207

Corrigendum to “Experimental and numerical analyses of the thermoplastic pultrusion of large structural profiles” [Mater. Design 232 (2023) 112149]

Minchenkov, Kirill, Gusev, Sergey, Sulimov, Artem, Alajarmeh, Omar, Sergeichev, Ivan and Safonov, Alexander. 2023. "Corrigendum to “Experimental and numerical analyses of the thermoplastic pultrusion of large structural profiles” [Mater. Design 232 (2023) 112149] ." Materials and Design. 233. https://doi.org/10.1016/j.matdes.2023.112236

Experimental and numerical analyses of the thermoplastic pultrusion of large structural profiles

Minchenkov, Kirill, Gusev, Sergey, Sulimov, Artem, Alajarmeh, Omar, Sergeichev, Ivan and Safonov, Alexander. 2023. "Experimental and numerical analyses of the thermoplastic pultrusion of large structural profiles." Materials and Design. 232. https://doi.org/10.1016/j.matdes.2023.112149

Formation of non-uniform fibre distributions in winding-pultrusion process and its effect on axial compressive properties of hollow GFRP profiles

Qi, Songming, Alajarmeh, Omar, Shelley, Tristan, Schubel, Peter, Rendle-Short, Kendric and Zeng, Xuesen. 2023. "Formation of non-uniform fibre distributions in winding-pultrusion process and its effect on axial compressive properties of hollow GFRP profiles ." Composites Part A: Applied Science and Manufacturing. 173. https://doi.org/10.1016/j.compositesa.2023.107659

Investigation of Circular Hollow Concrete Columns Reinforced with GFRP Bars and Spirals

Ahmad, Afaq, Bahrami, Alireza, Alajarmeh, Omar, Chairman, Nida and Yaqub, Muhammad. 2023. "Investigation of Circular Hollow Concrete Columns Reinforced with GFRP Bars and Spirals." Buildings. 13 (4). https://doi.org/10.3390/buildings13041056

Fatigue behavior of unidirectional fiber-reinforced pultruded composites with high volume fiber fraction

Alajarmeh, Omar, Manalo, Allan, Ferdous, Wahid, Almasabha, Ghassan, Tarawneh, Ahmad, Awwad, Khaled Eayal, Safonov, Alexander, Zeng, Xuesen and Schubel, Peter. 2023. "Fatigue behavior of unidirectional fiber-reinforced pultruded composites with high volume fiber fraction." Fatigue and Fracture of Engineering Materials and Structures. 46 (6), pp. 2034-2048. https://doi.org/10.1111/ffe.13979

Fibre waviness characterisation and modelling by Filtered Canny Misalignment Analysis (FCMA)

Alajarmeh, Omar, Qi, Songming, Shelley, Tristan, Schubel, Peter, Rendle-Short, Kendric and Zeng, Xuesen. 2023. "Fibre waviness characterisation and modelling by Filtered Canny Misalignment Analysis (FCMA)." Composite Structures. 307. https://doi.org/10.1016/j.compstruct.2023.116666

Design optimisation of hollow box pultruded FRP profiles using mixed integer constrained Genetic algorithm

Alhawamdeh, Mohammad, Alajarmeh, Omar, Aravinthan, Thiru, Shelley, Tristan, Schubel, Peter, Mohammed, Ali and Zeng, Xuesen. 2022. "Design optimisation of hollow box pultruded FRP profiles using mixed integer constrained Genetic algorithm." Composite Structures. 302, pp. 1-21. https://doi.org/10.1016/j.compstruct.2022.116247

Torsional behavior of GFRP-reinforced concrete pontoon decks with and without an edge cutout

Manalo, Allan, Yang, Xian, Alajarmeh, Omar, Benmokrane, Brahim, Gharineiat, Zahra, Ebrahimzadeh, Shahrad, Sorbello, Charles-Dean and Weerakoon, Senarath. 2023. "Torsional behavior of GFRP-reinforced concrete pontoon decks with and without an edge cutout." Marine Structures. 88. https://doi.org/10.1016/j.marstruc.2022.103345

Development and mechanical performance evaluation of a GFRP-reinforced concrete boat-approach slab

Manalo, Allan, Alajarmeh, Omar, Yang, Xian, Ferdous, Wahid, Ebrahimzadeh, Shahrad, Benmokrane, Brahim, Sorbello, Charles-Dean, Weerakoon, Senarath and Lutze, Darren. 2022. "Development and mechanical performance evaluation of a GFRP-reinforced concrete boat-approach slab." Structures. 46, pp. 73-87. https://doi.org/10.1016/j.istruc.2022.10.040

Long-Term Water Absorption of Hybrid Flax Fibre-Reinforced Epoxy Composites with Graphene and Its Influence on Mechanical Properties

Oun, Amer, Manalo, Allan, Alajarmeh, Omar, Abousnina, Rajab and Gerdes, Andreas. 2022. "Long-Term Water Absorption of Hybrid Flax Fibre-Reinforced Epoxy Composites with Graphene and Its Influence on Mechanical Properties." Polymers. 14 (17). https://doi.org/10.3390/polym14173679

Influence of post-processing on the compressive behaviour of full-scale pultruded FRP columns: Holes and inserts

Alajarmeh, Omar, Alhawamdeh, Mohammad, Shelley, Tristan, Mohammed, Ali, Nicol, Lachlan, Schubel, Peter and Zeng, Xuesen. 2022. "Influence of post-processing on the compressive behaviour of full-scale pultruded FRP columns: Holes and inserts." Engineering Structures. 266, pp. 1-16. https://doi.org/10.1016/j.engstruct.2022.114547

Effect of simulated hygrothermal environment on the flexural and interlaminar shear strength of particulate-filled epoxy-coated GFRP composites

Manalo, Allan, Alajarmeh, Omar, Ferdous, Wahid, Benmokrane, Brahim, Sorbello, Charles-Dean and Gerdes, Andreas. 2022. "Effect of simulated hygrothermal environment on the flexural and interlaminar shear strength of particulate-filled epoxy-coated GFRP composites ." Construction and Building Materials. 339. https://doi.org/10.1016/j.conbuildmat.2022.127687

Influence of Elevated Temperature on the Mechanical Properties of Hybrid Flax-Fiber-Epoxy Composites Incorporating Graphene

Manalo, Allan, Oun, Amer, Alajarmeh, Omar, Abousnina, Rajab and Gerdes, Andreas. 2022. "Influence of Elevated Temperature on the Mechanical Properties of Hybrid Flax-Fiber-Epoxy Composites Incorporating Graphene ." Polymers. 14 (9). https://doi.org/10.3390/polym14091841

Data-Driven Flexural Stiffness Model of FRP-Reinforced Concrete Slender Columns

Almasabha, Ghassan, Tarawneh, Ahmad, Saleh, Eman and Alajarmeh, Omar. 2022. "Data-Driven Flexural Stiffness Model of FRP-Reinforced Concrete Slender Columns." Journal of Composites for Construction. 26 (3). https://doi.org/10.1061/(ASCE)CC.1943-5614.0001218

A novel technique to improve the compressive strength and ductility of glass fiber reinforced polymer (GFRP) composite bars

Liu, Yue, Zhang, Hong-Tao, Tafsirojjaman, T., Dogar, Attiq Ur Rahman, Alajarmeh, Omar Al, Yue, Qing-Rui and Manalo, Allan. 2022. "A novel technique to improve the compressive strength and ductility of glass fiber reinforced polymer (GFRP) composite bars." Construction and Building Materials. 326, pp. 1-18. https://doi.org/10.1016/j.conbuildmat.2022.126782

Review on Local Buckling of Hollow Box FRP Profiles in Civil Structural Applications

Alhawamdeh, Mohammad, Alajarmeh, Omar, Aravinthan, Thiru, Shelley, Tristan, Schubel, Peter, Mohammed, Ali and Zeng, Xuesen. 2021. "Review on Local Buckling of Hollow Box FRP Profiles in Civil Structural Applications." Polymers. 13 (23), pp. 1-27. https://doi.org/10.3390/polym13234159

Axial Behaviour of Damaged Concrete Columns Repaired with Novel Prefabricate FRP Jacket

Mohammed, Ali A., Manalo, Allan C., Alajarmeh, Omar, Zhuge, Yan and Pettigrew, John. 2021. "Axial Behaviour of Damaged Concrete Columns Repaired with Novel Prefabricate FRP Jacket." 10th International Conference on FRP Composites in Civil Engineering (CICE 2020/2021). Istanbul, Turkey 08 - 10 Dec 2021 Switzerland. Springer. https://doi.org/10.1007/978-3-030-88166-5_47

Mechanical Properties of Macro Polypropylene Fibre-Reinforced Concrete

Abousnina, Rajab, Premasiri, Sachindra, Anise, Vilive, Lokuge, Weena, Vimonsatit, Vanissorn, Ferdous, Wahid and Alajarmeh, Omar. 2021. "Mechanical Properties of Macro Polypropylene Fibre-Reinforced Concrete." Polymers. 13 (23), pp. 1-26.

Compression behavior of GFRP bars under elevated In-Service temperatures

Alajarmeh, Omar, Manalo, Allan, Benmokrane, Brahim, Schubel, Peter, Zeng, Xuesen, Ahmad, Afaq, Hassanli, Reza and Sorbello, Charles-Dean. 2022. "Compression behavior of GFRP bars under elevated In-Service temperatures." Construction and Building Materials. 314 (Part A). https://doi.org/10.1016/j.conbuildmat.2021.125675

Modelling flexural performance of hollow pultruded FRP profiles

Alhawamdeh, Mohammad, Alajarmeh, Omar, Aravinthan, Thiru, Shelley, Tristan, Schubel, Peter, Mohammad, Ali and Zeng, Xuesen. 2021. "Modelling flexural performance of hollow pultruded FRP profiles." Composite Structures. 276. https://doi.org/10.1016/j.compstruct.2021.114553

Effect of Short Fibres in the Mechanical Properties of Geopolymer Mortar Containing Oil-Contaminated Sand

Abousnina, Rajab, Alsalmi, Haifa Ibrahim, Manalo, Allan, Allister, Rochstad Lim, Alajarmeh, Omar, Ferdous, Wahid and Jlassi, Khouloud. 2021. "Effect of Short Fibres in the Mechanical Properties of Geopolymer Mortar Containing Oil-Contaminated Sand." Polymers. 13 (17), pp. 1-21. https://doi.org/10.3390/polym13173008

Axial behaviour of precast concrete panels with hollow composite reinforcing systems

Al-Fakher, Usama, Manalo, Allan, Alajarmeh, Omar, Aravinthan, Thiru, Zhuge, Yan, Bai, Yu and Edoo, Azam. 2021. "Axial behaviour of precast concrete panels with hollow composite reinforcing systems." Structures. 32, pp. 76-86. https://doi.org/10.1016/j.istruc.2021.03.015

Bending and Shear Behaviour of Waste Rubber Concrete-Filled FRP Tubes with External Flanges

Ferdous, Wahid, Manalo, Allan, Alajarmeh, Omar S., Zhuge, Yan, Mohammed, Ali A., Bai, Yu, Aravinthan, Thiru and Schubel, Peter. 2021. "Bending and Shear Behaviour of Waste Rubber Concrete-Filled FRP Tubes with External Flanges." Polymers. 13 (15), pp. 1-18. https://doi.org/10.3390/polym13152500

Concentrically loaded recycled aggregate geopolymer concrete columns reinforced with GFRP bars and spirals

Raza, Ali, Manalo, Allan C., Rafique, Umer, Alajarmeh, Omar S. and Khan, Qaiser Uz Zaman. 2021. "Concentrically loaded recycled aggregate geopolymer concrete columns reinforced with GFRP bars and spirals." Composite Structures. 268, pp. 1-16. https://doi.org/10.1016/j.compstruct.2021.113968

Comparative durability of GFRP composite reinforcing bars in concrete and in simulated concrete environments

Manalo, Allan, Maranan, Ginghis, Benmokrane, Brahim, Cousin, Patrice, Alajarmeh, Omar, Ferdous, Wahid, Liang, Ray and Hota, Gangarao. 2021. "Comparative durability of GFRP composite reinforcing bars in concrete and in simulated concrete environments." Cement and Concrete Composites. 109, pp. 1-14. https://doi.org/10.1016/j.cemconcomp.2020.103564

Modelling hollow pultruded FRP profiles under axial compression: Local buckling and progressive failure

Alhawamdeh, Mohammad, Alajarmeh, Omar, Aravinthan, Thiru, Shelley, Tristan, Schubel, Peter, Kemp, Michael and Zeng, Xuesen. 2021. "Modelling hollow pultruded FRP profiles under axial compression: Local buckling and progressive failure." Composite Structures. 262, pp. 1-14. https://doi.org/10.1016/j.compstruct.2021.113650

Design considerations for prefabricated composite jackets for structural repair: Parametric investigation and case study

Mohammed, Ali A., Manalo, Allan, Ferdous, Wahid, Abousnina, Rajab, Alajarmeh, Omar, Vijay, P.V. and Benmokrane, Brahim. 2021. "Design considerations for prefabricated composite jackets for structural repair: Parametric investigation and case study." Composite Structures. 261, pp. 1-14. https://doi.org/10.1016/j.compstruct.2020.113288

Shear behaviour of hollow precast concrete-composite structures

Al-Fakher, Usama, Manalo, Allan, Ferdous, Wahid, Alajarmeh, Omar, Aravinthan, Thiru, Zhuge, Yan, Bai, Yu and Edoo, Azam. 2021. "Shear behaviour of hollow precast concrete-composite structures." Materials and Structures. 54 (2), pp. 1-18. https://doi.org/10.1617/s11527-021-01618-9

Static behaviour of glass fibre reinforced novel composite sleepers for mainline railway track

Ferdous, Wahid, Manalo, Allan, Alajarmeh, Omar, Mohammed, Ali A., Salih, Choman, Yu, Peng, Mehrinejad Khotbehsara, Mojdeh and Schubel, Peter. 2021. "Static behaviour of glass fibre reinforced novel composite sleepers for mainline railway track." Engineering Structures. 229, pp. 1-11. https://doi.org/10.1016/j.engstruct.2020.111627

Manufacturing and structural performance of glass-fiber-reinforced precast-concrete boat ramp planks

Manalo, A.C., Alajarmeh, O., Cooper, D., Sorbello, C. D., Weerakoon, S. Z. and Benmokrane, B.. 2020. "Manufacturing and structural performance of glass-fiber-reinforced precast-concrete boat ramp planks." Structures. 28, pp. 37-56. https://doi.org/10.1016/j.istruc.2020.08.041

Behavior of circular concrete columns reinforced with hollow composite sections and GFRP bars

Alajarmeh, Omar, Manalo, Allan, Benmokrane, Brahim, Ferdous, Wahid, Mohammed, Ali, Abousnina, Rajab, Elchalakani, Mohamed and Edoo, Azam. 2020. "Behavior of circular concrete columns reinforced with hollow composite sections and GFRP bars." Marine Structures. 72, pp. 1-17. https://doi.org/10.1016/j.marstruc.2020.102785

Flexural behaviour of concrete slabs reinforced with GFRP bars and hollow composite reinforcing systems

Al-Rubaye, Mohammed, Manalo, Allan, Alajarmeh, Omar, Ferdous, Wahid, Lokuge, Weena, Benmokrane, Brahim and Edoo, Azam. 2020. "Flexural behaviour of concrete slabs reinforced with GFRP bars and hollow composite reinforcing systems." Composite Structures. 236, pp. 1-12. https://doi.org/10.1016/j.compstruct.2019.111836

A New Design-Oriented Model of Glass Fiber-Reinforced Polymer-Reinforced Hollow Concrete Columns

Alajarmeh, O. S., Manalo, A. C., Benmokrane, B., Karunasena, W., Ferdous, W. and Mendis, P.. 2020. "A New Design-Oriented Model of Glass Fiber-Reinforced Polymer-Reinforced Hollow Concrete Columns." ACI Structural Journal. 117 (2), pp. 141-156. https://doi.org/10.14359/51720204

Optimal design for epoxy polymer concrete based on mechanical properties and durability aspects

Ferdous, Wahid, Manalo, Allan, Wong, Hong S., Abousnina, Rajab, Alajarmeh, Omar S., Zhuge, Yan and Schubel, Peter. 2020. "Optimal design for epoxy polymer concrete based on mechanical properties and durability aspects." Construction and Building Materials. 232, pp. 1-13. https://doi.org/10.1016/j.conbuildmat.2019.117229

Hollow concrete columns: review of structural behavior and new designs using GFRP reinforcement

Alajarmeh, O. S., Manalo, A. C., Benmokrane, B., Karunasena, K., Ferdous, W. and Mendis, P.. 2020. "Hollow concrete columns: review of structural behavior and new designs using GFRP reinforcement." Engineering Structures. 203, pp. 1-16. https://doi.org/10.1016/j.engstruct.2019.109829

Compressive behavior of hollow concrete columns reinforced with GFRP bars

Alajarmeh, Omar Saleh Awad. 2020. Compressive behavior of hollow concrete columns reinforced with GFRP bars. PhD Thesis Doctor of Philosophy. University of Southern Queensland. https://doi.org/10.26192/21yk-ne68

Effect of spiral spacing and concrete strength on behavior of GFRP-reinforced hollow concrete columns

Alajarmeh, Omar S., Manalo, Allan C., Benmokrane, Brahim, Karunasena, Warna and Mendis, Priyan. 2020. "Effect of spiral spacing and concrete strength on behavior of GFRP-reinforced hollow concrete columns." Journal of Composites for Construction. 24 (1), pp. 1-14. https://doi.org/10.1061/(ASCE)CC.1943-5614.0000987

Novel testing and characterization of GFRP bars in compression

Alajarmeh, O. S., Manalo, A. C., Benmokrane, B., Vijay, P. V., Ferdous, W. and Mendis, P.. 2019. "Novel testing and characterization of GFRP bars in compression." Construction and Building Materials. 225, pp. 1112-1126. https://doi.org/10.1016/j.conbuildmat.2019.07.280

Axial performance of hollow concrete columns reinforced with GFRP composite bars with different reinforcement ratios

Alajarmeh, Omar S., Manalo, Allan C., Benmokrane, Brahim, Karunasena, Warna and Mendis, Priyan. 2019. "Axial performance of hollow concrete columns reinforced with GFRP composite bars with different reinforcement ratios." Composite Structures. 213 (1), pp. 153-164. https://doi.org/10.1016/j.compstruct.2019.01.096

Compressive behavior of axially loaded circular hollow concrete columns reinforced with GFRP bars and spirals

Alajarmeh, O. S., Manalo, A. C., Benmokrane, B., Karunasena, W., Mendis, P. and Nguyen, K. T. Q.. 2019. "Compressive behavior of axially loaded circular hollow concrete columns reinforced with GFRP bars and spirals." Construction and Building Materials. 194, pp. 12-23. https://doi.org/10.1016/j.conbuildmat.2018.11.016

CRC-P Next Generation Pultrusion Processes

Schubel, Peter, Zeng, Xuesen, Shelley, Tristan and Alajarmeh, Omar. 2019. CRC-P Next Generation Pultrusion Processes. Toowoomba. https://doi.org/10.26192/3a7c-va16