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School of Engineering: Recent submissions

  • 10th Global Conference on Sustainable Manufacturing 
    Ammouri, Ali; Kheireddine, AH; Lu, Tao; Hamade, Ramsey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
  • International Conference on Processing and Manufacturing of Advanced Materials, THERMEC’ 2013 
    Ammouri, Ali; Kheireddine, AH; Hamada, Ramzey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
  • 11th Global Conference on Sustainable Manufacturing 
    Ammouri, Ali; Hamade, Ramsey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
  • Proceedings of NAMRI/SME 
    Ammouri, Ali; Hamade, Ramsey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
    Introduced in this work are correlations that capture the behavior of thrust force and torque vs. input process parameters in friction stir processing (FSP) of twin-roll cast (TRC) AZ3 IB. The correlations are based on the ...
  • Proceedings of NAMRI/SME 
    Ammouri, Ali H.; Hamade, Ramsey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
    Microstructural modification via dynamic recrystallization (DRX) is the main mechanism involved in grain refinement associated with friction stir processing. Introduced in this work is a methodology for controlling grain ...
  • Comparison of material flow stress models toward more realistic simulations of friction stir processes of Mg AZ31B 
    Ammouri, A. H.; Hamade, R.F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
    Utilizing a proper material model for describing the mechanical behavior of any material is key for a successful simulation of friction stir processing (FSP) where temperature, strain, and strain rate gradients vary abruptly ...
  • ASME 2010 International Mechanical Engineering Congress and Exposition 
    Ammouri, Ali H.; Hamade, Ramsey F.; Beydoun, G.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (ASME, )
    The dimensional tolerancing knowledge management system presented in this paper uses Nested Ripple down Rules (NRDR) targeted towards incrementally capturing expert design knowledge. A demonstrated example of such captured ...
  • Transactions on Engineering Technologies 
    Ammouri, Ali H.; Kridli, Ghassan T.; Ayoub, George Y.; Hamade, Ramsey H.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (Springer, )
    The effects of in-process cryogenic LN cooling on the resulting grain size of the friction stir processing (FSP) of twin roll cast (TRC) magnesium alloy AZ31B. Sheets (3 mm-thick) of TRC AZ31B were friction stir processed ...
  • Advances in Sustainable Manufacturing 
    Ammouri, A.H.; Hamade, R.F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (Springer, )
    To avoid damage to work and/or machine, real-time tool condition monitoring is necessary in automatic and sustainable manufacturing operations. In particular, metal machining with NC machine tools can benefit handsomely ...
  • An experimentally validated thermomechanical finite element model for friction stir welding in carbon steels 
    Ammouri, Ali H.; Kridli, Ghassan T.; Kheireddine, A.H.; Khalil, A.A.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
    —Solidification cracking and hydrogen cracking are some defects generated in the fusion welding of ultrahigh carbon steels. However, friction stir welding (FSW) of such steels, being a solid-state technique, has been ...
  • ASME 2012 International Mechanical Engineering Congress and Exposition 
    Ammouri, A.H.; Kheireddine, A.H.; Hamade, R.F.; Kridli, G.T.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (ASME, )
    Friction stir welding (FSW) is a proven solid-state technique for joining metal alloys. Given the low melting temperatures of light alloys, excessive heat build-up in such joints may have undesirable consequences such as ...
  • An FEM analysis with experimental validation to study the hardness of in-process cryogenically cooled drilled holes in Mg AZ31b 
    Ammouri, A.H.; Kheireddine, A.H.; Lu, T.; Jawahir, I.S.; Hamade, R.F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
    The goal of a number of many recent studies is to assess the potential of cryogenic cooling in improving the sustainability of manufacturing processes. One prime interest is the enhancement of surface integrity properties ...
  • Pile driving formulas based on pile wave equation analyses 
    Abou-Jaoude, Grace; Zhang, Yanbei; Salgado, Rodrigo; Loukidis, Dimitrios; Bisht, Vibhav; SOE; 200702670; Civil Engineering; grace.aboujaoude@lau.edu.lb; Lebanese American University
    Pile driving formulas, which directly relate the pile set resulting from a hammer blow to the static load capacity of the pile, are often used to decide whether a pile will have the required design capacity. However, ...
  • Transactions of the 10th international conference on structural mechanics in reactor technology 
    Tabbara, M.R.; Bazant, Z.P.; SOE; 199890270; Civil Engineering; mtabbara@lau.edu.lb; Lebanese American University
    This paper presents general thermodynamic criteria for the stable states and stable path of structures with an interacting system of cracks. In combination with numerical finite element results for various cracked structure ...
  • 1997 International Conference on Solid State Sensors and Actuators 
    Tabbara, M.R.; De Boer, M.P.; Dugger, M.T.; Clews, P.J.; Michalske, T.A.; SOE; 199890270; Civil Engineering; mtabbara@lau.edu.lb; Lebanese American University
    We measure deformations of electrostatically actuated cantilever beams adhered to a substrate and compare results to numerical simulations. Beams are peroxide treated and either supercritically dried or coated with ...
  • Computational Mechanics ’95 
    Tabbara, M.; Organ, D.; Belytschko, T.; SOE; 199890270; Civil Engineering; mtabbara@lau.edu.lb; Lebanese American University (Springer, )
    The numerical computation of dynamic crack growth is a challenging problem which is of importance to the prediction of ultimate capacities and failure of structures. However, while substantial success has been achieved in ...
  • Proceedings of The 7th International Conference On Fracture (ICF7) 
    Tabbara, Mazen R.; Kazemi, Mohammad T.; Bazant, Zdenek P.; SOE; 199890270; Civil Engineering; mtabbara@lau.edu.lb; Lebanese American University
    Micromechanics of damage in brittle heterogeneous materials and composites requires analysis of a system of interacting cracks. The response path of a crack system typically exhibits bifurcations such that the states on ...
  • 33rd Conference on Current Trends in Theory and Practice of Computer Science 
    Tekli, Joe; Chbeir, Richard; Yetongnon, Kokou; SOE; 201306321; Electrical And Computer Engineering; joe.tekli@lau.edu.lb; Lebanese American University (Springer, )
    In the past few years, XML has been established as an effective means for information management, and has been widely exploited for complex data representation. Owing to an unparalleled increasing use of the XML standard, ...
  • 2016 IEEE Intl Conference on Computational Science and Engineering (CSE) and IEEE Intl Conference on Embedded and Ubiquitous Computing (EUC) and 15th Intl Symposium on Distributed Computing and Applications for Business Engineering (DCABES) 
    Tekli, Joe; Ayoub, Issa; Codoumi, Karl J.; SOE; 201306321; Electrical And Computer Engineering; joe.tekli@lau.edu.lb; Lebanese American University (IEEE, )
    The purpose of this study is to create a software system to facilitate the organization of and searching for social images acquired from social sites on the Web (such as Facebook or Flikr), taking into account the images' ...
  • 2016 IEEE Intl Conference on Computational Science and Engineering (CSE) and IEEE Intl Conference on Embedded and Ubiquitous Computing (EUC) and 15th Intl Symposium on Distributed Computing and Applications for Business Engineering 
    Tekli, Joe; Abebe, Minale A.; Getahun, Fekade; Tekli, Gilbert; Chbeir, Richard; SOE; 201306321; Electrical And Computer Engineering; joe.tekli@lau.edu.lb; Lebanese American University (IEEE, )
    Emergent technologies such as smart phones and wireless Internet have transformed the Web from a static data publishing platform into a collaborative information sharing environment. Yet, attaining the next stage in Web ...

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