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SOE - Scholarly Publications: Recent submissions

  • International Conference on Computing in Civil and Building Engineering 
    Abi Shdid, Caesar; Issa, Raja; Fllod, Ian; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University
    This paper reports on the latest results in the development of a new approach for simulating the thermal behavior of buildings that overcomes the limitations of conventional heat-transfer simulation methods such as FDM and ...
  • ICECT'03 Proceedings of the third international conference on Engineering computational technology 
    Abi Shdid, C.; Issa, R.R.; Flood, I.; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University (ACM, )
    This paper reports on an on-going research project concerned with developing an alternative approach to simulating the thermal behaviour of residential buildings, based on artificial neural networks (ANNs). The primary ...
  • Fourth Joint International Symposium on Information Technology in Civil Engineering 
    Abi Shdid, Caesar; Issa, Raja R.A.; Fllod, Ian; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University (ASCE, )
    The paper demonstrates and evaluates a new method for simulating the thermal behavior of buildings that overcomes the limitations of conventional transient heat flow simulation techniques such as the Finite Difference ...
  • Rapid simulation of building physical processes using the coarse-grain method 
    Abi Shdid, Caesar; Flood, Ian; Issa, Raja R.A.; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University
    The paper is concerned with an artificial neural network (ANN) based coarse-grain method (CGM) for rapid simulation of physical processes in buildings, such transient heat-flow, fire propagation, and the circulation/dispersal of ...
  • 2012 Joint Conference of the Engineering Mechanics Institute and the 11th ASCE Joint Specialty Conference on Probabilistic Mechanics and Structural Reliability 
    Abi Shdid, Caesar; Hajali, Masood; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University
    The tensile test is an important and widely used test to determine the mechanical properties of steel materials. In tensile test, a specimen is pulled and specimen deformation and applied load is recorded until its ...
  • 46th U.S. Rock Mechanics/Geomechanics Symposium 
    Abi Shdid, Caeser; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University (American Rock Mechanics AssociationAmerican Rock Mechanics Association, )
    Reproducing Kernel Particle Method (RKPM) is a mesh-free technology which has proven very useful for solving problems of elastic-plastic fracture mechanics. In this study, the stress intensity factor (SIF) at the crack-tip ...
  • ATC & SEI Conference on Advances in Hurricane Engineering 2012 
    Abi Shdid, Caesar; Hajali, Masood; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University (ASCE, )
    The dynamic properties of the cantilever sign structures such as its mode shapes and frequency for different modes are being studied under wind load. The analysis considered the dead loads of the structure principally the ...
  • Evaluation of the mode I plastic zone size at the crack tip using RKPM and FEM 
    Abi Shdid, Caesar; Hajali, Masood; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University
    In recent years, much research have been done on mesh-free methods for solving differential equation problems including crack and also obtained satisfactory results. Among these methods Reproducing Kernel Particle Method ...
  • 2014 International Conference on Computing in Civil and Building Engineering 
    Abi Shdid, Caesar; Hajali, Masood; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University (ASCE, )
    Cross-hole Sonic Logging (CSL) is the standard method used in evaluating the integrity of deep foundations for bridges, such as drilled shafts, and is based on travelling ultrasonic waves between probes in parallel tubes. ...
  • ASME 2015 Pressure Vessels and Piping Conference 
    Abi Shdid, Caesar; Hajali, Masood; SOE; 199431340; Civil Engineering; caesar.abishdid@lau.edu.lb; Lebanese American University (ASME, )
    Corrosion is the main culprit responsible for the failure of steel pipes. The catastrophic nature of the failure of such critical infrastructure facilities makes the determination of the residual strength of pipelines with ...
  • Multilayer ionic polymer transducer 
    Akle, Barbar J.; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    A transducer consisting of multiple layers of ionic polymer material is developed for applications in sensing, actuation, and control. The transducer consists of two to four individual layers each approximately 200 microns ...
  • Development of ionic polymer transducers as flow shear stress sensors 
    Akle, Barbar J.; Griffiths, David; Dominic, Justin; Vlachos, Pavlos P.; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionomeric polymer transducers (IPTs) have recently received a great deal of attention. As actuators, IPT have the ability to generate large bending strain and moderate stress at low applied voltages. Although the actuation ...
  • Forced and free displacement characterization of ionic polymer transducers 
    Akle, Barbar J.; Duncan, Andrew; Akle, Etienne; Wallmersperger, Thomas; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionic polymer transducers (IPT), sometimes referred to as artificial muscles, are known to generate a large bending strain and a moderate stress at low applied voltages (<5V). Recently Akle and Leo[1] reported extensional ...
  • A correlation between extensional displacement and architecture of ionic polymer transducers 
    Akle, Barbar J.; Duncan, Andrew; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionic polymer transducers (IPT), sometimes referred to as artificial muscles, are known to generate a large bending strain and a moderate stress at low applied voltages (<5V). Bending actuators have limited engineering ...
  • Development and characterization of an IPMC hair-like transducer 
    Akle, Barbar J.; Chatila, Elio; Khairallah, Nady; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Hair-like sensors are very common in natural and biological systems. Such sensors are used to measure acoustic pressures, fluid flows, and chemical concentrations among others. Hair-like actuators are also used to control ...
  • An experimental and numerical approach to understand the effect of the IPMC composition on its sensing and energy harvesting behavior 
    Akle, Barbar; Khairallah, Reef; Chatila, Elio; N/A; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionic Polymer Metal Composite (IPMC) is an Electo-Active Polymer (EAP) that is well-known for its actuation and sensing behavior. It has been shown that in charge sensing mode an IPMC generates one order of magnitude larger ...
  • Micro deposition method 
    Akle, Barbar; Griffiths, David; Sundaresan, Vishnu Baba; Vlachos, Pavlos; LEo, Don; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    A new fabrication system for Ionic Polymer Metallic Composites (IPMC) entitled Micro Deposition Method(MDM) is introduced. The tolerances in prototyping IPMC's using available fabrication techniques does not meet the tight ...
  • Finite element modeling of the electromechanical coupling in ionic polymer transducers 
    Akle, Barbar; Habchi, Wassim; Wallmersperger, Thomas; Leo, Donald; SOE; 200700940; Industrial And Mechanical Engineering; Lebanese American University (SPIE, )
    Several researchers are actively studying Ionomeric polymer transducers (IPT) as a large strain low voltage Electro- Active Polymer (EAP) actuator. EAPs are devices that do not contain any moving parts leading to a potential ...
  • ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent System 
    Akle, Barbar; Najem, Joseph; Sarles, Stephen A.; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (ASME, )
    This paper presents the design, fabrication, and characterization of a second generation biomimetic jellyfish robot that uses ionic polymer metal composites (IPMCs) as flexible actuators for propulsion. The shape and ...
  • Optimization of active electrodes for novel ionomer-based ionic polymer transducers 
    Akle, Barbar J.; Duncan, Andrew J.; Sarles, Stephen A.; Leo, Donald J.; Long, Timothy E.; Bennett, Matthew D.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    This study expands the number of novel synthetic ionomers specifically designed for performance as ionic polymer transducers (IPT) membranes, specifically employing a highly branched sulfonated polysulfone. Control of the ...

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