Presentations

Interface mechanics in complex structures and materials, University of Maryland, April 15, 2026.

Computational modeling of complex problems in engineering: A path of challenges, successes and exciting new directions, Challenges and Innovation in Civil and Environmental Engineering and Earth Sciences Seminar Series, University of Notre Dame, October 30, 2025. 

Interface mechanics in complex structures and materials, 2024 Beyer Distinguished Lecture Series, University of Houston, April 26, 2024.

Computational modeling of interfaces in complex infrastructure systems, ASCE NC Eastern Branch Luncheon, October 19, 2023.

Computational modeling of interfaces in complex infrastructure systems, NC State 27th Structural Engineering and Mechanics Symposium, March 3rd, 2023.

Computational modeling of interfaces in complex infrastructure systems, Department of Civil, Construction and Env. Eng., North Carolina State University, Raleigh, NC, April 13, 2022.

Computational modeling of interfaces in the physics-based simulation of complex design problems in engineering, School of Civil and Environmental Engineering, and Construction Management, University of Texas at San Antonio (online), May 17, 2021.

G. Haikal, J. C. Sobotka, R. Craig McClung, J. W. Cardinal and L. Smith, A new analysis method for through cracks at interference fit holes, Engineered Residual Stress Implementation (ERSI) Working Group (online), April, 2021.

Computational modeling of interfaces in contact and coupled problems, Faculty of Civil Eng. and Geosciences, Delft Univ. of Science and Technology, Netherlands (online), July 20, 2020.

Computational modeling of interfaces in nonlinear and dynamic coupled problems, Southwest Research Institute, San Antonio, TX, May 9, 2019.

Life-cycle assessment of complex civil infrastructure systems using physics-based computational models, Department of Civil, Construction and Environmental Engineering, University of Alabama - Birmingham, April 15, 2019.

Computational modeling of contact on nonlinear interfaces, Department of Civil and Env. Eng., Univ. of Illinois at Urbana-Champaign, Urbana, IL, February 23, 2018.

G. Haikal, Computational modeling of contact on dynamic interfaces, Department of Civil and Materials Engineering, Rice University, Houston, TX, November 4, 2016.

G. Haikal, Computational modeling of seismic soil-structure interaction, Department of Civil and Materials Engineering, University of Illinois at Chicago, Chicago, IL, May 9, 2014.

Structural systems in ancient to modern Syria, Arab American Association of Engineers and Architects Indiana Learn and Network event, Indianapolis, Indiana, USA, October 5, 2013.

Computational modeling of interfaces in complex systems, Department of Civil and Environmental Engineering, École Polytechnique Fédérale de Lausanne, June 11, 2013.

Computational modeling of seismic soil-structure interaction, Arab American Association of Engineers and Architects 2012 Educational Conf., Chicago, Illinois, USA, November 10, 2012.

Computational modeling of interfaces in complex structural systems, Department of Civil and Environmental Engineering, University of Michigan, Ann Arbor, November 8, 2012

Computational modeling of interfaces in complex systems, Department of Civil and Environmental Engineering, University of Illinois, May 3, 2010.

Computational modeling of contact and interface problems, Department of Civil and Environmental Engineering, American University of Beirut, April 30, 2009.

Computational modeling of contact and interface problems, School of Civil Engineering, Purdue University, March 23, 2009.

Computational modeling of contact and interface problems, Department of Civil, Environmental and Sustainable Engineering, Arizona State University, March 5, 2009.

Computational modeling of contact, Arab American Association of Engineers and Architects 2008 Spring Conference, Chicago, Illinois, USA, May 10, 2008.

G. Haikal, Modeling viscoelastic dissipation on non-smooth material interfaces, 9th International Conference on Material Modeling, Prague, Czech Republic, September 1-3, 2026. 

Y. Salaudeen and G. Haikal, A stabilized finite element formulation for fluid-structure interaction with non-conforming interfaces. Engineering Mechanics Institute Conference (EMI 2026), Boulder, CO, June 2-4, 2026.

G. Haikal, N. Jamaleddin and M. Gabr, Influence of Installation Effects on Axial & Lateral Capacity of Micropile Groups under Monotonic and Cyclic Loading, 15th Annual North Carolina Renewable Ocean Energy Symposium, Coastal Studies Institute, Wanchese, NC, March 23-24, 2026.

V. Kamala and G. Haikal, Assessing the effect of nonlinear contact mechanics on the flexural response of multifunctional composite beams. Engineering Mechanics Institute Conference (EMI 2025), Anaheim, CA, May 27-30, 2025.

G. Haikal, M. Gabr, and N. Jamaleddin, Installation effect on capacity of micropiles group for anchoring marine hydrokinetic devices, 14th Annual North Carolina Renewable Ocean Energy Symposium, Coastal Studies Institute, Wanchese, NC, March 26-27, 2025.

G. Haikal, F. Ravazdezh, S. Seok, J. Ramirez, J. Hunter and J. Hart, Improved live load distribution factors for load rating of slab and T-beam reinforced concrete bridges, North Carolina Department of Transportation Research and Innovation Symposium, Raleigh, NC, Feb 11-12, 2025.

V. Kamala, J. S. Turicek, J. F. Patrick and G. Haikal, Modeling considerations in the simulation of self-healing fiber reinforced polymer composites, 16th World Congress on Computational Mechanics and 4th Pan American Congress on Computational Mechanics, Vancouver, BC, July 21-26, 2024.

G. Haikal, A consistent interface formulation for modeling nonlinear interactions on multiscale composite material interfaces, 8th International Conference on Material Modeling, London, UK, July 15-18, 2024.

V. Kamala, J. S. Turicek, J. F. Patrick and G. Haikal, Numerical modeling of a fiber reinforced polymer composite with interlaminar thermoplastic inclusions. Engineering Mechanics Institute Conference and Probabilistic Mechanics and Reliability Conference (EMI/PMC 2024), Chicago, IL, May 28-31, 2024.

J. S. Turicek, V. Kamala, G. Haikal and J. F. Patrick, Tailoring mechanical properties of self-healing fiber-reinforced polymer composites. Engineering Mechanics Institute Conference and Probabilistic Mechanics and Reliability Conference (EMI/PMC 2024), Chicago, IL, May 28-31, 2024.

G. Haikal, Modeling adhesion on non-smooth engineered surfaces. 17th US National Congress on Computational Mechanics 2023, Albuquerque, NM, USA, July 23-27, 2023.

J. C. Sobotka, E. DeCarlo and G. Haikal, Principal Component Analysis coupled with Gaussian process models to predict localized, bivariant stress gradients near stress concentrations of holes offset in plates under remote loading. 17th US National Congress on Computational Mechanics 2023, Albuquerque, NM, USA, July 23-27, 2023.

G. Haikal, On the modeling of interfaces with resultant-based formulations in composite materials, Engineering Mechanics Institute 2023, Atlanta, GA, June 6-9, 2023.

L. Smith, G. Haikal, J and K. Anderson, Determination of bearing stress equivalent width, AFGROW User Workshop, Layton, UT, September 13-14, 2022.

S. Seok, G. Haikal, J. A. Ramirez, and L. N. Lowes, Finite element simulation of bond-zone behavior in pullout tests. 5th Conference for Bond in Concrete, University of Stuttgart, Stuttgart, Germany, July 25-27, 2022.

G. Haikal, M. Hartnett, M. Kirby, J. Jansen, E. DeCarlo and F. Hickey, A novel physics-informed general convolutional network framework for the computational modeling of material damage. Engineering Mechanics Institute Conference 2022, John Hopkins University, Baltimore, MD, USA, May 31-June 3, 2022.

G. Haikal, J. C. Sobotka, R. Craig McClung, J. W. Cardinal and L. Smith, A new analysis method for through cracks at interference fit holes, Aircraft Structural Integrity Program (ASIP) Conference, Austin, TX, USA, November 29-December 2, 2021.

G. Haikal and J. C. Sobotka, New NASGRO Stress Intensity Factor capabilities for through crack at interference fit hole (TC38), NASGRO® Interagency Working Group/NASGRO Consortium, Southwest Research Institute, San Antonio, TX, USA, June 2020.

G. Haikal, Numerical simulation of coupled structural systems: methods for modeling contact on nonlinear and dynamic interfaces. The Second European and Mediterranean Structural Engineering and Construction Conference, Beirut, Lebanon, July 23-28, 2018.

G. Haikal and J. Ramirez, Anchorage in high-strength concrete of bars using 90-degree standard hooks, American Concrete Institute Spring Convention, Detroit, Michigan, March 26-30, 2017.

G. Haikal and J. Ramirez, A computational model for bond in reinforced concrete structural joints, 18th Convención Científica de Ingeniería y Arquitectura, Havana City, Cuba, November 21-23, 2016. (invited but did not travel to the conference and did not present)

L. Amaireh and G. Haikal, On the numerical treatment of fine-scale interface variables in multi-scale interface formulations, 13th US National Congress on Computational Mechanics, San Diego, USA, July 26-30, 2015.

L. Amaireh and G. Haikal, Computational aspects of modeling Coulomb frictional contact in the presence of large deformations, 15th Pan American Congress of Applied Mechanics, Champaign, Illinois, May 18-21, 2015.

L. Amaireh and G. Haikal, A nonlinear interface formulation for soil-structure interaction systems, Society of Engineering Science Annual Technical Meeting, Purdue University, West Lafayette, Indiana, October 1-3, 2014.

L. Amaireh and G. Haikal, The enriched Discontinuous Galerkin formulation for modeling soil-structure interaction systems, 11th C.W. Distinguished Lecture Computational Mechanics Workshop, Purdue University, October 15, 2012.

F. Bonachera Martin and G. Haikal, Detection of fracture initiation in ductile materials, 11th C.W. Distinguished Lecture Computational Mechanics Workshop, Purdue University, October 15, 2012.

K. Guo and G. Haikal, Locking phenomena in three-dimensional plate-to-plate contact formulations, 11th C.W. Distinguished Lecture Computational Mechanics Workshop, Purdue University, October 15, 2012.

K. Guo and G. Haikal, Locking phenomena in three-dimensional plate-to-plate contact formulations, Joint Conference of the Engineering Mechanics Institute and 11th ASCE Joint Specialty Conference on Probabilistic Mechanics and Structural Reliability, Notre Dame, Indiana, June 17-20, 2012.

G. Haikal, A coupled meshfree-finite element contact formulation for soil-structure interaction, Coupled Problems, Kos Island, Greece, June 20-22, 2011.

G. Haikal and A. Prakash, A coupled meshfree-finite element method for hyperelastic solids, 4th European Conference on Computational Mechanics, Paris, France, May 16-21, 2010.

G. Haikal and K. D. Hjelmstad, A novel interface formulation for contact problems and the coupling of non-conforming meshes, 10th U.S. National Congress on Computational Mechanics, Columbus, Ohio, USA, July 16-19, 2009.

 G. Haikal and K. D. Hjelmstad, A primal interface formulation for the coupling of nonconforming meshes in the presence of large deformations, 2009 Joint ASCE-SES-ASME Conference on Mechanics and Materials, Blacksburg, Virginia, USA, June 24-27, 2009.

G. Haikal (advisor: K. D. Hjelmstad) An enriched Discontinuous Galerkin formulation for the coupling of non-conforming meshes, 21st Annual Robert J. Melosh Medal Competition, Duke University, April 24, 2009.

G. Haikal and K. D. Hjelmstad, A stabilized locking-free two-pass finite element formulation of contact, Society of Engineering Science 45th Annual Technical Meeting, Champaign, Illinois, USA, October 12-15, 2008.

G. Haikal and K. D. Hjelmstad, A finite element formulation of non-smooth contact based on oriented volumes for quadrilateral and hexahedral elements, 7th World Congress on Computational Mechanics, Los Angeles, California, USA, July 16-22, 2006.

G. Haikal, Consequence-Based-Engineering Institute, Mid-America Earthquake Center, College Station, TX, USA, January 5-11, 2003.

G. Haikal and N. Debbaneh, A computer program for Finite Element Analysis under Windows (FEAW), Computer and Comms. Fair SHAM 99, Damascus, Syria, 1999.