تصفح حسب المؤلف "Al-Nuaimi, Nasser"
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Behavior of artificially corroded RC beams strengthened with CFRP and hybrid CFRP-GFRP laminates
Ghous Sohail, Muazzam; Wasee, Muhammad; Al Nuaimi, Nasser; Alnahhal, Wael; Hassan, Mohammad K. ( Elsevier , 2022 , Article)Steel corrosion is a major degradation factor for the reinforced concrete (RC) infrastructure and necessitates a costly repair after short service life. Predicting the strength of corroded and retrofitted structural elements ... -
Bio-Based Self-Healing Concrete for Sustainable and Durable Concrete Infrastructure
Sohail, Muazzam Ghous; Al Nuaimi, Nasser; Kahraman, Ramazan; Al Disi, Zulfa; Zouari, Nabil; Genturk, Bora; Rodrigues Debora F.; Yildirim, Yucel... more authors ... less authors ( Qatar University Press , 2023 , Conference Paper)In this study, bio-self-healing concrete was manufactured using a natural phenomenon called microbial-induced calcium carbonate precipitation (MICP). The bacillus cereus bacteria isolated from Qatari soil was used for this ... -
Carbon Nanotubes Dosage Optimization for Strength Enhancement of Cementitious Composites
Mohammad R., Irshidat; Al-Nuaimi, Nasser; Salim, Soheb; Rabie, Mohamed ( Elsevier , 2019 , Conference Paper)Concrete is the most common used material for construction in Qatar as well as in the world. Exposure to sever environmental conditions causes physical deterioration of concrete structures and significantly affect the ... -
Hybrid effect of carbon nanotubes and polypropylene microfibers on fire resistance, thermal characteristics and microstructure of cementitious composites
Mohammad R., Irshidat; Al-Nuaimi, Nasser; Rabie, Mohamed ( Elsevier , 2020 , Article)The current study experimentally investigates the hybrid effect of carbon nanotubes (CNTs) and polypropylene (PP) microfibers on fire resistance and thermal characteristics of cementitious composites. Cement mortar with ... -
Industrial waste utilization of carbon dust in sustainable cementitious composites production
Irshidat, Mohammad R.; Al-Nuaimi, Nasser ( Multidisciplinary Digital Publishing Institute (MDPI) , 2020 , Article)This paper experimentally investigates the effect of utilization of carbon dust generated as an industrial waste from aluminum factories in cementitious composites production. Carbon dust is collected, characterized, and ... -
Influence of carbon nanotubes on phase composition, thermal and post-heating behavior of cementitious composites
Irshidat, Mohammad R.; Al-Nuaimi, Nasser; Rabie, Mohamed ( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)This paper experimentally investigates the influence of carbon nanotubes (CNTs) on phase composition, microstructure deterioration, thermal behavior, and residual mechanical strengths of cementitious composites exposed to ... -
Microstructure and mechanical behavior of cementitious composites with multi-scale additives
Irshidat, Mohammad R.; Al-Nuaimi, Nasser; Rabie, Mohamed ( Techno Press , 2021 , Article)This paper studies the effect of using multi-scale reinforcement additives on mechanical strengths, damage performance, microstructure, and water absorption of cementitious composites. Small dosages of carbon nanotubes ... -
Numerical simulation of the fracture and compression response of self-healing concrete containing engineered aggregates
Pan, Xiaoying; Gencturk, Bora; Alnaggar, Mohammed; Sohail, Muazzam Ghous; Kahraman, Ramazan; Al Nuaimi, Nasser; Rodrigues, Debora F.; Yildirim, Yucel... more authors ... less authors ( Elsevier , 2023 , Article)The existing self-healing concretes that rely on capsules require modifications to one or more traditional concrete mixing, placing, and consolidating methods. Additionally, concrete mixture designs need alterations to ... -
Performance of Mild Steel and Corrosion-Resistant Steel Rebars in Chloride-Contaminated Concrete
Sohail, Muazzam Ghous; Al Nuaimi, Nasser; Alnahhal, Wael; Kahraman, Ramazan ( Qatar University Press , 2023 , Conference Paper)Reinforced concrete (RC) infrastructure in Arabian Peninsula is subjected to harsh climatic conditions of high temperatures, humidity, and airborne chlorides and there is a high concentration of salts in seawater and soils. ... -
The role of polypropylene microfibers in thermal properties and post-heating behavior of cementitious composites
Irshidat, Mohammad R.; Al-Nuaimi, Nasser; Rabie, Mohamed ( Multidisciplinary Digital Publishing Institute (MDPI) , 2020 , Article)This paper experimentally studied the effect of polypropylene (PP) microfibers on thermal and post-heating mechanical behaviors of cementitious composites. Cement mortars with small dosage of polypropylene fibers were ... -
Strength optimisation of mortar with CNTs and nanoclays
Bani-Hani, Khaldoon A.; Irshidat, Mohammad R.; Abu Al-Rub, Rashid K.; Al-Nuaimi, Nasser A.; Talleh, Ala'a T. ( Thomas Telford Services Ltd , 2016 , Article)This study explores the use of carbon nanotubes (CNTs) and nanoclays in cement mortars. The paper presents modelling and optimisation of the compressive and flexural strengths of cement mortars containing CNTs and the ...