Name: Sami EL-BORGI

 

Title: Professor of Civil Engineering and Applied Mechanics, Director of the Applied Mechanics and Systems Research Laboratory, Director of the Applied Mechanics Graduate Program

 

Address: Tunisia Polytechnic School (Ecole Polytechnique de Tunisie), University of Carthage, Rue El-Khawarizmi, B.P. 743, La Marsa 2078, Tunisia

 

Telephone: (+216) 98 593 005 or (+216) 24 693 005

 

Fax: (+216) 71 748 843

 

Email: sami.elborgi@gnet.tn

 

Education: Ph.D., Civil Engineering, Cornell University, Ithaca, New York, USA, 1992; Master of Science, Civil Engineering, Northwestern University, Evanston, Illinois, USA, 1987; Bachelor of Science, Civil Engineering, Ohio State University, Columbus, Ohio, USA, 1985.

 

Qualification: Qualified to the rank of Full University Professor in Civil Engineering and Mechanics in France (Section 60). Delivered by the French Ministry of Higher Education and Scientific Research.

 

Research Interests: Fracture and contact mechanics of graded materials (22 journal papers and 16 conference papers). Dynamics and control of structures and mechanical systems : Seismic protection of civil engineering structures using modern control techniques; Structural Health Evaluation through Ambient Vibration Testing, Output-only Modal Identification and Finite Element Updating; Dynamic Modeling and Control of Micro-Electromechanical Systems (MEMS). (21 journal papers and 25 conference papers).

 

Recent Funded Research Projects:

 

P1.            US-Tunisia-Morocco Partnership for the Promotion of Technology Innovation and Commercialization Strategies in Engineering Research and Education. Collaboration avec Professeur Zoubeida Ounaies (Penn State University, USA) et Professeur Hamid Kaddami (Université Cadi Ayed, Maroc). Funded by US State Department. Amount: 150000 US Dollars. 2011-2013.

 

P2.            Modélisation des matériaux  multifonctionnels et des structures adaptatives. En collaboration avec Professeur Lahcen Azrar, Département de Mathématiques, Faculté des Sciences et Techniques de Tanger, Maroc. Funded by Tunisian and Moroccan Governments. Amount : 6 100 Dinars. 2011-2012.

 

P3.            Establishment of an International Institute for Multifunctional Materials for Energy Conversion (IIMEC). Research collaboration with Texas A&M University, USA. Funded by the U.S. National Science Foundation. Amount: 2 300 000 US Dollars (for the entire consortium). 2009-2010. http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=0844082

 

P4.            US-Tunisia Workshop on Research and Educational Advances in Smart Micro-sensing and Biomimetic Sensors, Hammamet, Tunisia, December 2010. Research collaboration with Dr. Nizar Lajnef, Michigan State University. Funded by the U.S. National Science Foundation. Amount: 41 017 US Dollars. 2010-2011. http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=1032268

 

P5.            US-Jordan Workshop on Middle Eastern Research and Educational Advances in Structural Health Monitoring and Control, Amman, Jordan, June 2010. Research collaboration with Professor A. Nayfeh of Virginia Tech, USA. Funded by the U.S. National Science Foundation. Amount: 49 885 US Dollars. 2009-2010. http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=0913197

 

P6.            US-Tunisia Workshop: Research and Educational Advances in Design and Fabrication of Micro-Electro-Mechanical Systems, December 2006, Tunis, Tunisia. Research collaboration with Professor A. Nayfeh of Virginia Tech, USA. Funded by the U.S. National Science Foundation. Amount: 21 280 US Dollars. 2005-2007. http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=0536661

 

P7.            Receding Contact and Fracture Mechanics of Functionally Graded Materials. Research collaboration with Dr. Radhi Abdelmoula, University of Paris XIII, France. Funded by University of Paris XIII as a visiting scholar. Amount : 9 000 Euros. 2004-2006.

 

P8.            Fracture and Contact Mechanics of Orthotropic Functionally Graded Materials. Research collaboration with Dr. Serkan Dag, Middle East Technical University, Ankara, Turkey. Funded by Tunisian-Turkish University Partnership. Amount: 6 000 Dinars. 2004-2007.

 

P9.            Ambient vibration-based modal identification and finite element updating of bridge structures. Research collaboration with Tunisian engineers and Professors. Funding provided by the Center for Testing and Construction Techniques (Tunisian Ministry of Infrastructure and Urban Planning). Amount: 100 000 Dinars. 2002-2006.

 

P10.         Wide-range Non-intrusive Devices toward Conservation of Historical Monuments in the Mediterranean Area (WIND-CHIME). Research Collaboration with Professor Casciati of the University of Pavia, Italy and other researchers from Mediterranean countries. Funding provided by the European Commission. Amount: 70 000 Euro (budget of Tunisia Polytechnic School). 2004-2007. http://cordis.europa.eu/search/index.cfm?fuseaction=proj.document&PJ_RCN=7519377

 

P11.         Establishment of a Master’s Program in Computational Mechanics at Tunisia Polytechnic School. Graduate program developed in collaboration with Professor A. Nayfeh and other professors from Virginia Tech, USA. Funded by the U.S. State Department (Office of Global Educational Programs). Amount: 259 521 US Dollars. 2002-2006. http://www.esm.vt.edu/~nayfeh/cmgp-tps/index.html

 

P12.         Vibration confinement in seismically excited linear and hysteretic structures. Research collaboration with Professor Ali H. Nayfeh of Virginia Tech, USA. Funded by the U.S. National Science Foundation. Amount: 30 000 US Dollars. 2002-2007. https://www.fastlane.nsf.gov/servlet/showaward?award=0138083.

 

P13.         Crack problems in functionally graded materials under thermo-mechanical loading. Research collaboration with Professor Leon Keer of Northwestern University, USA and Professor Fazil Erdogan of Lehigh University, USA. Funded by the U.S. National Science Foundation. Amount: 30 000 US Dollars. 2000-2003. https://www.fastlane.nsf.gov/servlet/showaward?award=0080462

 

P14.         Conservation of historical Mediterranean sites by innovative seismic protection techniques (CHIME). Research Collaboration with Professor Casciati of the University of Pavia, Italy) and other researchers from Tunisia, Egypt, Greece and Cyprus. Funding provided by the European Commission. Amount: 74500 Euro (budget of Tunisia Polytechnic School). 2000-2003. http://ec.europa.eu/research/environment/projects.cfm?p=2&l=3&sc=8&id=x2-8-10&pmenu=off

 

P15.         Semi-active control of seismically excited linear and hysteretic structures. Research collaboration with Dr. M. Riley and F. Sadek of NIST’s Structures Division (NIST: National Institute of Standards and Technology, Maryland, USA). Funded by NIST. Amount: 6 000 US Dollars. 1999-2003.

 

P16.         Identification of the modal signature of bridges from ambient vibration measurements. Research collaboration with Dr. C. Crémona, Central Laboratory for Bridges and Highways (LCPC), Paris, France. Funded by Tunisian-French University Partnership (CMCU). Amount: 60 000 Francs.  1999-2001.

 

Scientific Responsibilities:

 

a)               Member of the editorial board in the following international journals (since 2003):

 

Journal of Vibration and Control;

International Journal of Smart Structures and Systems.

b)               Reviewed articles for the following international journals:

 

International Journal of Solids and Structures;

Journal of Structural Control and Health Monitoring;

Journal of Vibration and Control;

Journal of Mechanics and Materials of Structures;

Journal of Sound and Vibration;

Journal of Nonlinear Dynamics;

Journal of Experimental Techniques;

Journal of Composite Materials;

Journal of Thermal Stresses;

Heat Transfer Engineering, An International Journal;

Mechanics of Materials: An International Journal;

European Journal of Mechanics;

ASME Journal of Applied Mechanics;

Mathematical and Computer Modeling;

Meccanica: An International Journal;

International Journal of Mechanical Sciences;

Canadian Journal of Civil Engineering;

Structural Engineering and Mechanics, An International Journal;

Probabilistic Engineering Mechanics.

 

c)               Member of the scientific committee for the following international conferences: 

 

Sixth International Symposium on Functionally Graded Materials (Colorado, USA, September 2000)

Third European Conference on Structural Control (Vienna, Austria, July 2004);

First International Operational Modal Analysis Conference (Copenhagen, Denmark, April 2005);

Fourth World Conference on Structural Control (San Diego, California, USA, July 2006);

FGM2006: Multiscale and Functionally Graded Materials Conference (Hawaii, October 2006);

ICAMEM2006: Third International Conference on Advances in Mechanical Engineering and Mechanics (Hammamet, Tunisia, December 2006); Conference Co-Chair.

ICAMEM2008: Fourth International Conference on Advances in Mechanical Engineering and Mechanics (Sousse, Tunisia, December 2006); Conference Co-Chair.

ICAMEM2010: Fifth International Conference on Advances in Mechanical Engineering and Mechanics (Hammamet, Tunisia, December 2006); Conference Chairman.

 

d)               Appointed by the Tunisian Ministry of Higher Education since 1999 in the National Recruitment and Promotion Committee of Assistant, Associate and Full Professors in Civil Engineering.

 

 

Recent Publications:

 

Chapter in books

 

El-Borgi, S., Associate Editor of the Mechanics Modeling Chapter, Proceedings of the 6th International Symposium on Functionally Graded Materials, Colorado, USA, September 2000, Ceramic Transactions, Edited by K. Trumble; K. Bowman; I. Reimanis; S. Sampath.

 

Papers published in peer-reviewed international journals

 

J1.             Gharbi, M., Rekik, M., El-Borgi, S. and Ounaies, Z., "The Axisymmetric Problem of a Partially Insulated Mixed-Mode Crack Embedded in a Functionally Graded Pyro Magneto Electro Elastic Infinite Medium Subjected to Thermal Loading". Accepted for publication in the Journal of Thermal Stresses, 2012.

J2.             Rekik, M., El-Borgi, S. and Ounaies, Z., "An Embedded Mixed-Mode Crack in a Functionally Graded Magnetoelectroelastic Infinite Medium". International Journal of Solids and Structures, 49:835–845, 2012.

J3.             Rhimi, M., El-Borgi, S. and Lajnef, N., "A Double Receding Contact Axisymmetric Problem between a Functionally Graded Layer and a Homogeneous Substrate", Mechanics of Materials (MoM), An International Journal, 43, 787-798, 2011.

J4.             Gharbi, M., El-Borgi, S. and Chafra, M., "A Surface Crack in a Graded Coating bonded to a Homogeneous Substrate under Dynamic Loading Conditions". Accepted for publication in the International Journal of Engineering Science, 49(7):677-693, 2011.

J5.             Koubaa, S., Othmen, R., Zouari, B. and  El-Borgi, S., "Finite-element analysis of errors on stress and strain measurements in dynamic tensile testing of low-ductile materials", Computers and Structures, 89:78-90, 2011.

J6.             Gharbi, M., Sun, Z.H., Sharma, P., White, K. and El-Borgi, S., "Flexoelectric properties of ferroelectrics and the nanoindentation size-effect", International Journal of Solids and Structures, 48:249-256, 2011.

J7.             Rekik, M, Neifar, M. and El-Borgi, S., "An Axisymmetric Problem of a Partially Insulated Crack Embedded in a Graded Layer bonded to a Homogeneous Half-space under Thermal Loading", Journal of Thermal Stresses, 34: 1-27, 2011.

J8.             Ouled Chtiba, M., Choura, S., Nayfeh, A.H. and El-Borgi, S. "Vibration confinement and energy harvesting in flexible structures using collocated absorbers and piezoelectric devices", Journal of Sound and Vibration 329:261-276, 2010.

J9.             Kallel-Kamoun, I., Elloumi, R. and S. El-Borgi, S., "Partial Slip Contact Problem in a Graded Half Plane". Journal of Computational and Theoretical Nanoscience, 7:1-12, 2010.

J10.          Najar, F., Nayfeh, A.H.,  Abdel-Rahman, E.M., Choura, S. and El-Borgi, S. "Global Stability of Microbeam-Based Electrostatic Microactuators", Journal of Vibration and Control, 16(5):721-748, 2010.

J11.           Najar, F., Nayfeh, A.H., Abdel-Rahman, E.M., Choura, S. and El-Borgi, S. "Nonlinear Analysis of MEMS Microactuators: Primary and Secondary Resonances of the First Mode", Journal of Vibration and Control, 16(9): 1321-1349, 2010.

J12.          Choura, S., Aouni, N. and El-Borgi, S., "On the Control of Vibratory MEMS Gyroscopes", International Journal of Smart Structures and Systems, 6(7):793-810, 2010.

J13.          Ouled Chtiba, M., Choura, S. El-Borgi, S. and Nayfeh, A.H. "Confinement of Vibrations in Flexible Structures using Supplementary Absorbers: Dynamic Optimization", Journal of Vibration and Control, 16(3):357-376, 2010.

J14.          Elloumi, R, Kallel-Kamoun, I. and El-Borgi, S., "A Fully Coupled Partial Slip Contact Problem in a Graded Half-plane", Mechanics of Materials (MoM), An International Journal, 42,417-428, 2010.

J15.          Rekik, M, Neifar, M. and El-Borgi, S., "An Axisymmetric Problem of an Embedded Crack in a Graded Layer bonded to a Homogeneous Half-space ", International Journal of Solids and Structures, 47:2043-2055, 2010.

J16.          Gharbi, M., El-Borgi, S. and Chafra, M., "A Surface Crack in a Graded Coating bonded to a Homogeneous Substrate under Transient Thermal Loading". Journal of Thermal Stresses, 32(4):395-413, 2009.

J17.          Aloulou, W., Yildirim, B., El-Borgi, S. and Zghal, A., "Buckling of an Orthotropic Graded Coating with an Embedded Crack bonded to a Homogeneous Substrate". International Journal of Solids and Structures, 46(9):1890-1900, 2009.

J18.          El-Ouafi Bahlous, S., Smaoui, H. and El-Borgi, S., "Experimental validation of an ambient vibration-based multiple damage identification method using statistical modal filtering", Journal of Sound and Vibration, 325:49-68, 2009.

J19.          Ferdjani, H., Abdelmoula, R., Marigo, J.-J. and El Borgi, S., " Study of size effects in the Dugdale model through the case of a crack in a semi-infinite plane under anti-plane shear loading", Continuum Mechanics and Thermodynamics, 21(1):41-55, 2009.

J20.          Rhimi, M., El-Borgi, S., Ben Said, W. and Ben Jemaa, F., "A Receding Contact Axisymetric Problem between a Functionally Graded Layer and a Homogeneous Substrate". International Journal of Solids and Structures, 46:3633-3642, 2009.

J21.          El-Borgi, S., Djemel, M.F. and Abdelmoula, R., "A Surface Crack in a Graded Coating bonded to a Homogeneous Substrate under Thermal Loading". Journal of Thermal Stresses, 31:1-19, 2008.

J22.          El-Borgi, S., Neifar, M., Cherif, F, Choura, S. and Smaoui, H., "Modal Identification, Model Updating and Nonlinear Analysis of a Reinforced Concrete Bridge". Journal of Vibration and Control, 14(4):511-530, 2008.

J23.          El-Borgi, S., Choura, S., Neifar, M., Majdoub, M.S. and Cherif, D., "Seismic Vulnerability Assessment of a Historical Building in Tunisia ". International Journal of Smart Structures and Systems, 4(2), March 2008.

J24.          El-Borgi, S., Neifar, M., Ben Jabeur, M., Cherif, D. and Smaoui, H. "Use of Copper Shape Memory Alloys in Retrofitting Historical Monuments". International Journal of Smart Structures and Systems, 4(2), March 2008.

J25.          Aloui, S., Othman, R., Poitou, A., Guégan, P. and El-Borgi, S., "Non-parametric identification of the non-homogeneous stress in high strain-rate uni-axial experiments ". Journal of Mechanics Research Communications 35:392–397, 2008.

J26.          Ouled Chtiba, M., Choura, S., El-Borgi, S. and Nayfeh, A.H. "Passive Control of Flexible Structures by Confinement of Vibrations", Journal of Shock and Vibration, 14(5):321-337, 2007.

J27.          El-Borgi, S., Abdelmoula, R., Dag, S. and Lajnef, N., "A Surface Crack in a Graded Coating bonded to a Homogeneous Substrate under General Loading Conditions". Journal of Mechanics of Materials and Structures, 2(7):1331-1354, 2007.

J28.          El-Ouafi Bahlous, S., Abdelghani, M., Smaoui, H. and El-Borgi, S., "A Modal Filtering and Statistical Approach for Damage Detection and Diagnosis in Structures using Ambient Vibrations Measurements", Journal of Vibration and Control, 13(3):281-308, 2007.

J29.          El-Borgi, S., Abdelmoula, R. and Keer, L. "A Receding Contact Plane Problem between a Functionally Graded Layer and a Homogeneous Substrate", International Journal of Solids and Structures, 43: 658-674, 2006.

J30.          Baccouch, M., Choura, S., El-Borgi S. and Nayfeh, A., "On the Selection of Physical and Geometrical Properties for the Confinement of Vibrations in Non-Homogeneous Beams", ASCE Journal of Aerospace Eng., 19(3):158-168, 2006.

J31.          El-Borgi, S., Hidri, L. and Abdelmoula, R. "An Embedded Crack in a Graded Coating Bonded to a Homogeneous Substrate under Thermo-mechanical Loading", Journal of Thermal Stresses, 29: 439-466, 2006.

J32.          El-Borgi, S., Aloulou, W. and Zghal, A., "Buckling of a Functionally Graded Coating with an Embedded Crack bonded to a Homogeneous Substrate", International Journal of Fracture, 142:137-150, 2006.

J33.          F. Najar, S. Choura, E. M. Abdel-Rahman, S. El-Borgi and A. Nayfeh, "Dynamic Analysis of Variable-Geometry Electrostatic Microactuators", Journal of Micromechanics and MicroEngineering, 16:2449–2457, 2006.

J34.          Mezghani, B., Tounsi, F., Smaoui, S., Haboura, K., El-Borgi, S., Choura, S. and Masmoudi, M., "Modelling and Simulation of a New Micromachined Acoustic Sensor", Trends in Applied Sciences Research, 1(5):456-466, 2006.

J35.          Choura, S., El-Borgi, S. and Nayfeh, A., "Axial Vibration Confinement in Nonhomogeneous Rods", Journal of Shock and Vibration, 12(3): 177-195, 2005.

J36.          El-Borgi, S., Smaoui, H., Casciati, F., Jerbi, K. and Kanoun, F., "Seismic Evaluation and Innovative Retrofit of a Historical Building in Tunisia", Journal of Structural Control and Health Monitoring, 12(2): 179-196, 2005.

J37.          El-Borgi, S., Choura, S., Ventura, C., Baccouch, M. and Cherif, F., "Modal Identification and Model Updating of a Reinforced Concrete Bridge", International Journal of Smart Structures and Systems, 1(1): 83-101, 2005.

J38.          Najar F., Choura, S., El-Borgi S., Abdel-Rahman E.M. and Nayfeh A.H. "Modeling and Design of Variable-Geometry Electrostatic Microactuators", Journal of Micromechanics and Microengineering, 15: 1-15, 2005.

J39.          El-Borgi, S., Erdogan, F. and Hidri, L., "A Partially Insulated Embedded Crack in an Infinite Functionally Graded Medium under Thermo-mechanical Loading", International Journal of Engineering Science, 42: 371-393, 2004.

J40.          Choura, S., El-Borgi S. and Nayfeh, A., "A Hybrid Control of Seismically-Excited Structures by Confinement of Vibrations", Journal of Vibration and Control, 10: 543-560, 2004.

J41.          El-Borgi, S., Keer, L. and Ben Said, W., "An Embedded Crack in a Functionally Graded Coating Bonded to a Homogeneous Substrate Under Frictional Hertzian Contact", Wear, An International Journal on the Science and Technology of Friction, Lubrication and Wear, 257(7-8): 760-776, 2004.

J42.          El-Borgi, S., Erdogan, F. and Ben Hatira, F., "Stress Intensity Factors for an Interface Crack between a Functionally Graded Coating and a Homogeneous Substrate", International Journal of Fracture, 123: 139-162, 2003.

J43.          El-Borgi, S., Erdogan, F. and Hidri, L., "Stress Intensity Factors for a Crack Arbitrarily Oriented in a Functionally Graded Layer", Ceramic Transactions, 114:723-730, 2001.

J44.          El-Borgi, S., Erdogan, F., Hila, H. and Smaoui, H., "Thermo-mechanical Stress Intensity Factors for a Partially Insulated Crack in a Functionally Graded Medium", Ceramic Transactions, 114:755-762, 2001.

Papers presented at international conferences

C1.           Gouissem, A. and El-Borgi, S., “An Axisymmetric Contact Problem of a Graded Coating Bonded to a Homogenous Substrate”, Proceedings of the 5th International Conference on Advances in Mechanical Engineering and Mechanics, Hammamet, Tunisia, December, 2010.

C2.           Rekik, M., El-Borgi, S. and Ounaies, Z., “An Embedded Crack In a functionally graded Magnetoelectroelastic Infinite medium”, Proceedings of the 5th International Conference on Advances in Mechanical Engineering and Mechanics, Hammamet, Tunisia, December, 2010.

C3.           Gafsi, W., Choura, S. and El-Borgi, S., “Confinement of Vibrations in a Variable-Geometry Nonlinear Flexible Beam”, Proceedings of the 5th International Conference on Advances in Mechanical Engineering and Mechanics, Hammamet, Tunisia, December, 2010.

C4.           Wassar, T. Moalla, K. and El-Borgi, S., “Buckling of Beams With Multiple Delaminations”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C5.           Rhimi, M., El-Borgi, S., Ben-Saïd, W. and Ben-Jemaa, F. “A Receding Contact Axisymetric Problem Between a Functionally Graded Layer and a Homogeneous Substrate”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C6.           Rekik, M., Neifar, M. and El-Borgi, S. “An Axisymmetric Problem of An Embedded Crack in a Graded Layer bonded to a Homogenious Half-Space”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C7.           Ouled Chtiba, M., Choura, S., El-Borgi, S. and Nayfeh, A.H., “Harnessing of Vibrations in a Beam Using Supplementary Absorbers”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C8.           Najar, F., Abdel-Rahman, E.M., Nayfeh, A.H., Choura, A. H. and El-Borgi, S., “Analysis of the Orbits of Electrostatic Mems Resonators”, ASME International Mechanical Engineering Congress and Exposition, Boston, Massachusetts, USA, October-November 31-6, 2008.

C9.           Najar, F., Abdel-Rahman, E.M., Choura, S., El-Borgi, S. and Nayfeh, A. H. “Modeling and Design of a Multilayered Electrostatic Microactuator using Timoshenko Beam Theory”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C10.        Mhamdi, L., Seibi, A.C., Karrech, A. and El-Borgi, S. “Stress Concentration Factor in Expanded Aluminum Tubes Using Finite Element Method”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C11.         Gharbi, M., El-Borgi, S. and Chafra, M., “A Surface Crack in a Graded Coating bonded to a Homogeneous Substrate under Dynamic Loading Conditions”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C12.        Ferdjani, H., Abdelmoula, R., Marigo, J.-J. and El Borgi, S., “Size Effects in a Semi Infinite Plane with a Dugdale Crack under Antiplane Shear Loading”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C13.        El-Ouafi Bahlous, S., Smaoui, H. and El-Borgi, S., “Ambient Vibration based Damage Diagnosis using Statistical Modal Filtering Method and Genetic Algorithm: Case of Beni Khiar Bridge”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C14.        El-Borgi, S. Choura, S., Neifar, M., Smaoui, H. Majdoub, M.S. and Cherif, D. “Towards a Rational Methodology for the Seismic Vulnerability Assessment and Retrofitting of a Historical Building”, Proceedings of the International Conference on Urbistics, Hammamet, Tunisia, Marsh 2008.

C15.        Aloulou, W., Yildirim, B., El-Borgi, S. and Zghal, A., “Buckling of a Graded Coating with an Embedded Crack bonded to a Homogeneous Substrate: Analytical and Numerical Results”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C16.        El-Borgi, S., Neifar, M., Cherif, F., Choura, S. and Smaoui, H. “Modal Identification, Model Updating and Nonlinear Analysis of a Reinforced Concrete Bridge”, Proceedings of the International Conference on Urbistics, Hammamet, Tunisia, Marsh 2008.

C17.        Elloumi, R., Kallel, I. and El-Borgi, S., “Partial Slip Contact Problem in a Graded Half Plane”, Proceedings of the 4th International Conference on Advances in Mechanical Engineering and Mechanics, Sousse, Tunisia, December, 2008.

C18.        El-Borgi, S., Choura, S., Neifar, M., Smaoui, H., Majdoub, M.S. and Cherif, D. "Towards a Rational Methodology for the Seismic Vulnerability Assessment and Retrofitting of a Historical Building”, Proceedings of the 4th World Conference on Structural Control, San Diego, California, USA, July 2006.

C19.        Choura, S., Yigit, A.S., El-Borgi, S. and Nayfeh, A.H. "Confinement and Suppression of Vibrations in Linear Time-Varying Structures”, Proceedings of the 4th World Conference on Structural Control, San Diego, California, USA, July 2006.

C20.        Chaabane G., Abdel-Rahman E. M., Nayfeh A. H., Choura S., El-Borgi S. and Jammoussi H. “Dynamic Analysis of a Digital Micromirror Device”, Proceedings of the ASME International Mechanical Engineering Congress & Exposition, Chicago, IL, USA, 2006.

C21.        Najar F., Choura S., Abdel-Rahman E. M., Nayfeh A. H. El-Borgi S. “A Dynamic Analysis of Variable-Geometry Electrostatic Microactuators”, Proceedings of the 11th Conference on Nonlinear Vibrations, Stability, and Dynamics of Structures, Blacksburg VA, USA, August, 2006.

C22.        El-Borgi, S., Abdelmoula, R., Dag, S. and Lajnef, N., "A Surface Crack in a Graded Coating bonded to a Homogeneous Substrate under General Loading Conditions". Proceedings of the Third International Conference on Advances in Mechanical Engineering and Mechanics, Hammamet, Tunisia, Décembre 2006.

C23.        El-Borgi, S., Sellami, M. and Kallel Kammoun, I., "Contact Mechanics of an Orthotropic Graded Coating bonded to a Homogeneous Substrate". Proceedings of the Third International Conference on Advances in Mechanical Engineering and Mechanics, Hammamet, Tunisia, Décembre 2006.

C24.        Hajj, M.R, Chabalko, C.C., Duke, J.C., El-Borgi, S., Elouafi Bahlous, S., and Choura, S.,  " Damage Characterization Through Nonlinear Analysis of Transient Vibrations ", Proceedings of the 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference; Newport, RI; USA, May 2006.

C25.        Dag, S., El-Borgi, S. and Erdogan, F., "Partial Closure Analysis of a Surface Crack in a Graded Medium Loaded by a Frictional Flat Stamp”, Accepted for presentation at the 11th International Congress on Fracture, Italy, April 2005.

C26.        El-Borgi, S., Choura, S., Ventura, C., Neifar, C., Annabi, M., Baccouch, M. and Maalej, R. "Output-Only Modal Identification of Existing Reinforced Concrete Structures”, Proceedings of the 1st International Operational Modal Analysis Conference, Copenhagen, Denmark, April 2005.

C27.        El-Borgi S., Smaoui, H., Ventura, C., Cherif, F. and Kanoun, F., "Output-only Modal Identification and Model Updating of a Reinforced Concrete Bridge", Proceedings of the 22nd International Modal Analysis Conference, Dearborn, Michigan, USA, January 2004.

C28.        Temimi, H., El-Borgi, S., Choura, S., M. and Sadek, F., "Time Delay Effects on Semi-Active Control of Seismically Excited Nonlinear Structures", Proceedings of the 3rd European Conference on Structural Control, Vienna, Austria, July 2004.

C29.        Ouled Chtiba, Choura, S., El-Borgi, S. and Nayfeh, A.H., "Design of Passive Controllers for the Confinement of Structural Vibrations", Proceedings of the 3rd  European Conference on Structural Control, Vienna, Austria, July 2004.

C30.        Ouled Chtiba, Choura, S., El-Borgi, S. and Nayfeh, A.H., "Hybrid Control of Seismically Excited Structures by Vibration Confinement", Proceedings of the 13th World Conference on Earthquake Engineering, Vancouver, British Columbia, Canada, August 2004.

C31.        Ouled Chtiba, M., Choura, S., El-Borgi, S. and Nayfeh, A.H.,  "Control of Flexible Structures by Confinement of Vibrations Using the LQR Optimal Control Approach", Proceedings of the 2nd International Industrial Engineering Conference, Riyadh, Saudi Arabia, December 2004.

C32.        Abdelghani, M., Elouafi Bahlous, S., El-Borgi, S. and Smaoui, H.,  "A Modal Filtering and Statistical Approach for Damage Detection and Localization in Vibrating Structures under in-operation conditions ", Proceedings of the 2nd European Workshop on Structural Health Monitoring, Munich, Germany, July 2004.

C33.        El-Borgi, S., Erdogan, F. and Hidri, L., "Crack-Closure Effects on a Partially Insulated Crack in a Functionally Graded Medium under Thermal Loading", Proceedings of the International Congress on Thermal Stresses, Virginia Tech, Blacksburg, Virginia, USA, June 2003.

C34.        El-Borgi S, Smaoui H., Kanoun F., Gharairi A., Bahlous, S. and Chaouachi L., "Output-only Modal Identification and Seismic Evaluation of a Historical Building in Tunisia", Proceedings of the 3rd World Conference on Structural Control. Como, Italie, April 2002.

C35.        El-Borgi S, Sadek F., Jemai B., Walha, M.A. and Riley M.A., "Semi Active Control of Seismically Excited Hysteretic Structures using Variable Viscous Dampers", Proceedings of the 3rd World Conference on Structural Control. Como, Italie, April 2002.

C36.        Choura, S., El-Borgi S., Abichou A. and Nayfeh, A., "Control of Seismically Excited Structures by Passive Confinement of Vibrations", Proceedings of the 3rd World Conference on Structural Control, Como, Italie, April 2002.

C37.        Sadek, F., Ben Ftima, M., El-Borgi, S., McCormick, J. and Riley, M., "An Innovative Approach for Controlling Hysteretic Structures Using Static Output Feedback H¥ Algorithm and Stochastic Linearization Techniques", Proceedings of the 3rd World Conference on Structural Control. Como, Italie, April 2002.

C38.        El-Borgi, S., Erdogan, F. and Ben Htira, F., "An Interface Crack between a Functionally Graded Coating and a Homogeneous Substrate under Thermo-mechanical Loading", Proceedings of the 7th International Symposium on Functionally Graded Materials, Beijing, Chine, October 2002.

C39.        Ben Ftima, M., Sadek, F., El-Borgi, S. and Riley, M., "Stochastic Linearization for Control of Hysteretic Structures using  Algorithm", Proceedings of the 19th International Modal Analysis Conference, Florida, February 2001.

C40.        El-Borgi, S., Riley, M., Sadek, F. and Ayed, N., "Semi-active Control of Linear and Hysteretic Structures using Variable Viscous and Magnetorheological Dampers", Proceedings of the 2nd European Conference on Structural Control, Paris, France, July 2000.

C41.        El-Borgi, S., Zammali, C. and Tsopelas, P., "Semi-active Control of 3-D Linear and Hysteretic Structures for Seismic Applications", Proceedings of the 3rd International Workshop on Structural Control, Paris, France, July 2000.