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SOE - Scholarly Publications: Recent submissions

  • ASME 2004 International Mechanical Engineering Congress and Exposition 
    Akle, Barbar J.; Bennett, Mathew D.; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (ASME, )
    Ionomeric polymers are a class of electromechanical transducer consisting of an ionomeric substrate with metal-plated electrodes. Application of a low voltage (< 5 V) across the thickness of the membrane produces controllable ...
  • Development and modeling of novel extensional ionic polymer transducers 
    Akle, Barbar; Wallmersperger, Thomas; Donald, Leo; 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. Bending actuators have limited engineering applications ...
  • Finite element modeling of the sensing and energy harvesting performance in ionic polymer metal composites 
    Akle, Barbar; Habchi, Wassim; SOE; 200700940; 200804200; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; wassim.habchi@lau.edu.lb; Lebanese American University (SPIE, )
    Ionic Polymer Metal Composite (IPMC) is an Electro-Active Polymer (EAP) that is used as an electro-mechanical sensor and being investigated as an energy harvester. The IPMC transducer is proved to be inefficient as an ...
  • Investigation on micro-patterned gold-plated polymer substrate for a micro hydraulic actuator 
    Akle, Barbar; Leo, Donald J.; Sundaresan, Vishnu Baba; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University
    Plants have the ability to develop large mechanical force from chemical energy available with bio-fuels. The energy released by the cleavage of a terminal phosphate ion during the hydrolysis of a bio-fuel assists the ...
  • Design and development of bio-inspired underwater jellyfish like robot using ionic polymer metal composite (IPMC) actuators 
    Akle, Barbar; Najem, Joseph; Leo, Donald; Blottman, John; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    This study presents the design and development of an underwater Jellyfish like robot using Ionic Polymer Metal Composites (IPMCs) as propulsion actuators. For this purpose, IPMCs are manufactured in several variations. ...
  • ASME 2004 Heat Transfer/Fluids Engineering Summer Conference 
    Akle, Barbar; Etebari, Ali; Farinholt, Kevin; Bennet, Matthew; Leo, Donald J.; Valchos, Pavlos P.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (ASME, )
    A class of wall shear stress sensors has been developed. The potential of ionic polymer membrane transducers for measuring skin friction in liquid flows is demonstrated. Ionic polymer transducers are thin polymer membranes ...
  • Biologically inspired highly efficient buoyancy engine 
    Akle, Barbar; Habchi, Wassim; Abdelnour, Rita; Blottman III, John; Leo, Donald; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Undersea distributed networked sensor systems require a miniaturization of platforms and a means of both spatial and temporal persistence. One aspect of this system is the necessity to modulate sensor depth for optimal ...
  • Electromechanical performance and membrane stability of novel ionic polymer transducers constructed in the presence of ionic liquids 
    Akle, Barbar J.; Duncan, Andrew J.; Leo, Donald J.; Long, Timothy E.; Park, Jong K.; Moore, Robert B.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionic polymer transducers (IPT) are a class of devices that leverage electroactive polymers (EAP), specifically electrolyte-swollen ionomeric membranes, to perform energy conversions. Energy transformation from input to ...
  • Ionic electroactive hybrid transducers 
    Akle, Barbar J.; Bennett, Matthew D.; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionic electroactive actuators have received considerable attention in the past ten years. Ionic electroactive polymers, sometimes referred to as artificial muscles, have the ability to generate large bending strain and ...
  • Modeling and optimization of IPMC actuator for autonomous jellyfish vehicle (AJV) 
    Akle, Barbar J.; Joshi, Keyur B.; Leo, Donald J.; Priya, Shashank; SOB; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionomeric Polymer Metal Composite (IPMC) actuators generate high flexural strains at small voltage amplitudes of 2-5V. IPMCs bend toward the anode when a potential drop is applied across its thickness. The actuation mechanism ...
  • Effects of electrode morphology on the performance of BPSH and PATS ionic polymer transducers 
    Akle, Barbar J.; Wiles, Kenton B.; Leo, Donald J.; McGrath, James E.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (SPIE, )
    Ionic polymer transducers are soft actuators that produce large bending deflections when a small voltage is applied across their thickness. The electromechanical coupling in ionomeric materials is due to the charge motion ...
  • On the relationship between the electric double layer and actuation in ionomeric polymer transducers 
    Akle, Barbar J.; Leo, Donald J.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University
    Ionic polymer transducers are soft actuators that perform large bending deflections when voltages on the order of 1–5 V are applied across their thickness. Previous work showed that actuation performance of ionic polymer ...
  • ASME 2003 International Mechanical Engineering Congress and Exposition 
    Akle, Barbar J.; Hickner, Mike; Leo, Donald J.; McGrath, James E.; SOE; 200700940; Industrial And Mechanical Engineering; barbar.akle@lau.edu.lb; Lebanese American University (ASME, )
    A majority of research on ionic polymer transducers has used Nafion™ as the base material. Varying the physical and chemical properties of Nafion is difficult, which limits the understanding and development of ionic ...
  • 11th Global Conference on Sustainable Manufacturing 
    Ammouri, A.H.; Kheireddine, A.H.; Hamade, R.F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University
    In Friction stir welding (FSW) of carbon steels, process parameters must be set to avoid defects such as warm holes. Proper selection of process parameters also affects the final grain microstructure and phase transformations ...
  • ASME 2009 International Mechanical Engineering Congress and Exposition 
    Ammouri, Ali H.; Hamade, Ramsey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (ASME, )
    Presented is the detailed design and implementation of a bi-directional ultrasonic elliptical vibration actuator (BUEVA) for micro machining. Removal of material occurs via a generated elliptical tool motion resembling a ...
  • ASME 2010 International Mechanical Engineering Congress and Exposition 
    Ammouri, Ali H.; Hamade, Ransey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (ASME, )
    A coherent artificial neural network, ANN, software program capable of real time analysis and decision-making is utilized in this work for the automatic detection and diagnostics of tool wear during a surfacing milling ...
  • ASME 2010 International Mechanical Engineering Congress and Exposition 
    Ammouri, A.H.; Hamade, Ramsey F.; SOE; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (ASME, )
    Compose-it is a software tool developed to aid users in the design of composite materials. This tool allows the user to input functional requirements associated with the composite structure and its loading. The software ...
  • ASME 2011 International Mechanical Engineering Congress and Exposition 
    Ammouri, A.H.; Hamade, R.F.; Artail, H.A.; SOE; 201306463; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (ASME, )
    This paper utilizes Artificial Neural Networks (ANN) to forecast the mechanical CAD performance of novice trainees involved in formal training. We utilize 3 Artificial Neural Networks, ANN, techniques: Feed-Forward ...
  • ASME 2011 International Mechanical Engineering Congress and Exposition 
    Ammouri, Ali H.; Srour, Issam; Hamade, Ramsey; SOE; 201306469; Industrial And Mechanical Engineering; Lebanese American University (ASME, )
    With the advent of awareness regarding carbon emissions and desirable reduction, this paper provides a calculator for the estimation of carbon footprint resulting from construction projects. For this purpose, we developed ...
  • Construction Research Congress 2012 
    Ammouri, Ali; Harmouche, Nicolas; Srour, Issam; Chehab, Ghassan; SAS; 201306469; Industrial And Mechanical Engineering; ali.ammouri@lau.edu.lb; Lebanese American University (ASCE, )
    Carbon footprint is commonly defined as the total amount of greenhouse gases produced directly or indirectly as a result of an activity. The term carbon footprint has become the standard for measuring the environmental ...

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