• The Effect of Change-Order Management Factors on Construction Project Success: A Structural Equation Modeling Approach 

  Naji, Khalid K.; Gunduz, Murat; Naser, Ayman F. ( American Society of Civil Engineers , 2022 , Article)

  Managing change order is a critical area of concern in the construction industry, owing to the resulting disputes, claims, productivity losses, delays, and cost repercussions. There have been various studies proposing both ...
• Assessment of Construction Project Contractor Selection Success Factors considering Their Interconnections 

  Naji, Khalid K.; Gunduz, Murat; Falamarzi, Mohammad H. ( Korean Society of Civil Engineers , 2022 , Article)

  Clients frequently utilize tendering to select contractors in the building business. The goal of this research is to identify, assess, and rank the critical elements in evaluating contact bids for the best-value procurement ...
• Major Factors Affecting Construction Waste Management in Infrastructure Projects Using Structural Equation Model 

  Naji, Khalid K.; Gunduz, Murat; Hamaidi, Munther Farouq ( American Society of Civil Engineers , 2022 , Article)

  The construction industry has grown significantly to fulfill the expanding need for accommodation, facilities, welfare, and services resulting from the rapid increase in the global population. Infrastructure projects in ...
• A framework for evaluating campus facility management performance in light of project critical success factors using a multidimensional fuzzy logic approach 

  Gunduz, Murat; Naji, Khalid; Maki, Omar ( Emerald Publishing , 2023 , Article)

  Purpose: This paper aims to present the development of a holistic campus facility management (CFM) performance assessment framework that incorporates a fuzzy logic approach and integrates a comprehensive set of key factors ...
• Key Success Factors and Their Impact on the Performance of Construction Projects: Case in Qatar 

  Abal-Seqan, Maryam Hussain; Pokharel, Shaligram; Naji, Khalid Kamal ( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)

  The success of a construction project depends on different factors, the knowledge of the project managers, and the type of project being developed. In this paper, based on a review of the literature, 23 factors are identified ...
• Drivers for energy analysis towards a BIM-enabled information flow 

  Mohammad Ahmad, Ahmad; Rodriguez Trejo, Sergio; Hafeez, Mian Atif; Dawood, Nashwan; Kassem, Mohamad; Naji, Khalid Kamal... more authors ... less authors ( Emerald Publishing , 2023 , Article)

  Purpose: Energy analysis (EA) within a building information modelling (BIM) enables consistent data integration in central repositories and eases information exchange, reducing rework. However, data loss during information ...
• Development of a Campus Facility Management Operational Framework Using a Modified Delphi Method 

  Naji, Khalid K.; Gunduz, Murat; Maki, Omar ( American Society of Civil Engineers , 2023 , Article)

  An effective facility management process is crucial to overall firm performance and is becoming a core competency for organizations seeking to gain a competitive advantage. The recent literature on facility management ...
• 3D-Printed Clay Enhanced with Graphene Nanoplatelets for Sustainable and Green Construction 

  Mohsen, Mohamed O.; Al-Diseet, Malak M.; Aburumman, Mervat O.; Taha, Ramzi; Taqa, Ala Abu; Senouci, Ahmed; Naji, Khalid... more authors ... less authors ( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)

  This paper presents a study on the effects of graphene nanoplatelets (GNPs) on the mechanical behavior of 3D-printed burnt clay, the most sustainable and green construction material, under constant printing parameters. ...
• AI and IoT-based concrete column base cover localization and degradation detection algorithm using deep learning techniques 

  Khalid, Naji; Gowid, Samer; Ghani, Saud ( Ain Shams University , 2023 , Article)

  Internet of Things (IoT) and Artificial Intelligence (AI) technologies are currently replacing the traditional methods of handling buildings, infrastructure, and facilities design, control, and maintenance due to their ...
• Evaluating the Performance of Campus Facility Management through Structural Equation Modeling Based on Key Performance Indicators 

  Gunduz, Murat; Naji, Khalid K.; Maki, Omar ( American Society of Civil Engineers , 2024 , Article)

  This paper presents the development of a comprehensive campus facility management performance assessment model (CFMPM). The model employs structural equation modeling (SEM) and incorporates a thorough list of crucial success ...
• Modal analysis of spur gears for varied teeth root cracks characteristics: finite element analysis (FEA) simulations 

  Syam, Thaer; Badri, Yousif; Sassi, Sadok; Renno, Jamil ( Extrica , 2022 , Conference Proceedings)

  Gear failure is considered the main alarming and undesirable event in gearboxes. Usually, cracks happen by fatigue caused due to cyclic loading. Fatigue stress is focused on the teeth root because of the small tooth fillet ...
• Using one dimensional convolutional neural networks for classifying the vibration of process pipework 

  Mohamed, Ahmed S.; Shady, Omar T.S.M.; Renno, Jamil; Sassi, Sadok; Paurobally, Mohamed R. ( AIP Publishing , 2023 , Conference Proceedings)

  Pipework in process facilities such as oil and gas or petrochemical plants is subjected to various dynamic excitations. Such excitations may include flow-induced forces due to turbulence or due to change in flow momentum ...
• Wave propagation in double helical rods 

  Jamil, Renno; Sassi, Sadok; Gowid, Samer ( Elsevier , 2020 , Article)

  The propagation of waves in helical rods has been studied extensively. However, studying the wave propagation in double helical rods have received less attention although this can be useful in multiple fields of science ...
• Experimental investigation of the crashworthiness performance of fiber and fiber steel-reinforced composites tubes 

  Samer, Gowid; Mahdi, Elsadig; Renno, Jamil; Sassi, Sadok; Kharmanda, Ghais; Shokry, Abdallah... more authors ... less authors ( Elsevier , 2020 , Article)

  Crashworthiness plays a key role in energy absorption and hence in vehicle accidents. The energy absorption capacity of laminated composite materials is heavily investigated in the industry due to their low cost, corrosion ...
• Thermal Structural Optimization of IC Engine Piston 

  Badri, Yousif; Shamseldin, Ahmed; Renno, Jamil; Sassi, Sadok ( International Journal of Mechanical Engineering and Robotics Research , 2021 , Article)

  The primary purpose of this work is to investigate the effect of the piston crown and piston boss thicknesses on the stresses generated on the piston. A 150-cc piston, made from A4032 Aluminum, of type “Bajaj,” was considered ...
• Investigating the characteristics of a magnetorheological fluid damper through CFD modeling 

  Badri, Yousif; Syam, Thaer; Sassi, Sadok; Hussein, Mohammed; Renno, Jamil; Ghаni, Sаud... more authors ... less authors ( Institute of Physics Publishing , 2021 , Article)

  Computational Fluid Dynamics (CFD) analysis is conducted on mono-tube vehicle MRF damper investigated experimentally in a previous study. In this study, the fluid of the type MRF-132DG was inserted inside a damper of a car ...
• Fractional-order controllers for stick-slip vibration mitigation in oil well drill-strings 

  Derbal, Massinissa; Gharib, Mohamed; Refaat, Shady S.; Palazzolo, Alan; Sassi, Sadok ( SAGE , 2021 , Article)

  Drillstring–borehole interaction can produce severely damaging vibrations. An example is stick–slip vibration, which negatively affects drilling performance, tool integrity and completion time, and costs. Attempts to ...
• Vibration of Periodic Drill-Strings with Local Sources of Resonance 

  Akl, Wael; Alsupie, Hajid; Sassi, Sadok; Baz, Amr M. ( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)

  A new class of drill-strings is proposed for attenuating undesirable vibrations to ensure effective operation. The drill-string is provided with passive periodic inserts, which are integrated with sources of local resonance ...
• Experimental Investigation of the Vibration Control of Nonrotating Periodic Drill Strings 

  Sassi, Sadok; Renno, Jamil; Zhou, Han; Baz, Amr ( American Society of Mechanical Engineers , 2021 , Article)

  During the drilling process in oil and gas fields, slender drill strings often experience a multitude of complex and simultaneous vibrational phenomena. Drill string vibrations hinder the drilling process and can cause ...
• Towards a simplified technique for crack recognition in gearing systems 

  Syam, Thaer; Badri, Yousif; Abdallah, Omran; Sassi, Sadok; Renno, Jamil; Mohammed, Omar D.... more authors ... less authors ( Academie des sciences , 2022 , Article)

  This paper presents a simple and effective method to identify and quantify the existence of cracks in the teeth roots of spur gears. The problem was numerically analyzed through finite element-based simulation with SolidWorks ...

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