People

Camille Issa

Professor

Contact Information

Office: Bassil 306
Extension: 2371
Email: cissa@lau.edu.lb

Office Hours:
TR 12:30-13:30 or by appointment

Research Interests

Finite elements analysis (displacement and mixed formulations, h and p versions), computer-aided analysis and design methods, laminated composite materials, nonlinear (geometric and material) analysis, dynamic and transient analysis, earthquake analysis and design, CRFP repair and rehabilitation of structures, and structural optimization.

Selected Publications

Authored Chapter in Books:

  1. Waste Rubber Recycling Routes, Editors Lucia Asaro, and Nourredine Ait Hocine Chapter 11, “The Novelty of Rubber in Concrete Mix”, Central West Publishing, August 15, 2024, pp 356- 386, ISBN: 9781922617620
  2. Multifunctional Epoxy Resins, Engineering Materials, Editors Hameed, N., Capricho, J.C., Salim, N., and Thomas, S., Chapter 1, “Introduction to Multifunctional Epoxy Composites”, Springer, Singapore, January 2023, pp 1-13, ISBN 978-981-19-6038-3.
  3. Failure, Distress and Repair of Concrete Structures, Editor Norbert Delatte, Chapter 6, “Methods of Crack Repair in Concrete Structures”, Woodhead Publishing Limited, Abington, Cambridge, England, UK, October 2009, pp. 169-193, ISBN 1 84569 408 2.

Peer-Reviewed Journal Papers:
* Indicates co-author was LAU undergraduate student
# Indicates co-author was MSU graduate student

  1. Najib Gerges, Jihad Ghannam, Camille A. Issa, Georges Nehmeh*, Tracy Wehbe*, Lara Gerges*, Ziad Amine*, “The Novelty of Partially Replacing Cement with Gypsum: Optimum Mix Design and Structural Applications”, ES Materials & Manufacturing, 2025, 27, 1336.
  2. Ali Jahami, Farah Chamseddine*, Camille A. Issa, Hussein Zeaiter*, Ali Salhab*, Fatima Khalil*, “Utilization of Nano Clay in Concrete: A Review of Mechanical, Durability, and Workability Properties”, ES Materials & Manufacturing, 2025, 27, 1333.
  3. Caesar Abi Shdid, Camille Issa, Omar El-Masri*, “Numerical Simulation of the Effect of Thermal Stresses on Composite Bridge Decks”, Structure and Infrastructure Engineering, September 2024, 15 pages.
  4. Najib N Gerges, Camille A Issa, Nariman J Khalil, Sarah Aintrazi*, “Effects of recycled waste on the modulus of elasticity of structural concrete”, Scientific Reports, Vol. 14, No. 16189, 2024, 12 pages.
  5. Ali Jahami and Camille A. Issa, “An Updated Review on the Effect of CFRP on Flexural Performance of Reinforced Concrete Beams”, Int J Concr Struct Mater, Vol.18, No. 1, 2024, 14 pages.
  6. Najib N Gerges, Camille A Issa, Nariman J Khalil, Lara Abdul Khalek*, Serge Abdo*, and Yehia Abdulwahab*, “Flexural capacity of eco-friendly reinforced concrete beams”’, Scientific Reports, Vol 13, No. 20142, 2023, 13 pages.
  7. Ali Jahami and Camille A. Issa, “Exploring the use of mixed waste materials (MWM) in concrete for sustainable Construction: A review “, Journal of Construction and Building Materials, Vol 398, 2023, 18 pages.
  8. Camille A. Issa and Georgio Hilal*, “Sustainable Construction Materials: Recycled Aggregate Concrete from Known Concrete Strength Debris”, The Open Construction & Building Technology Journal, Vol 17, 2023, 8 pages.
  9. Najib N. Gerges, Camille A. Issa, Elias Sleiman, Melissa Najjar*, and Ali Kattouf*, “Experimental Study of the Shear Behavior of RC Beams Strengthened with High-Performance Fiber-Reinforced Concrete”, Int. J. Concr. Struct. Mater.,Vol. 17, No. 17 2023, 12 pages.
  10. Najib N. Gerges, Camille A. Issa, Elias Sleiman, Sara Aintrazi*, Jad Saadeddine*, Remi Abboud*, and Marc Antoun. “Eco-Friendly Optimum Structural Concrete Mix Design” Sustainability, Vol 14, No. 14, 2022, 24 pages.
  11. Marc Antoun, Camille A. Issa, Georges Aouad, and Najib Gerges, “Sustainable Masonry Blocks: Olive Wood Waste as Substitute for Fine Aggregates”, Case Studies in Construction Materials, Vol. 15, 2021, 12 pages.
  12. Najib Gerges, Camille A. Issa, Marc Antoun, Elias Sleiman, Fouad Hallal*, Perla Shamoun*, and Joelle Hayek*, “Eco-Friendly Mortar: Optimum Combination of wood Ash, Crumb Rubber, and Fine Crushed Glass”, Case Studies in Construction Materials, Vol. 15, 2021, 12 pages.
  13. Camille A. Issa and Ramezan A. Izadifard, “Numerical Simulation of the Experimental Behavior of RC Beams at Elevated Temperatures”, Advanced Modeling and Simulation in Engineering Sciences, Vol 8, No 1, 2021, pp.1-17.
  14. Assaad, J.J., Nasr, D., Gerges, N., and Issa, C., “Use of Soft Computing Techniques to Predict the Bond to Reinforcing Bars of Underwater Concrete”, International Journal of Civil Engineering, Vol 19, No 6, 2021, pp. 669-683.
  15. Al Chaer*, Elie, and Issa, Camille A., “Engineering Productivity Measurement: A Novel Approach”, Journal of Construction Engineering and Management, Vol 146, No 8, 2020, 11 pages.
  16. Assaad, Joseph J., Gerges, Nagib, and Issa, Camille A., “Bond to Reinforcement of Polymeric Lightweight Flowable Concrete for Structural Applications”, Journal of Adhesion Science and Technology, Vol 33, No 6, 2019, pp. 595–615.
  17. Gerges, Nagib N., Issa Camille A., and Fawaz*, Samer, “Rubber Concrete: Mechanical and Dynamical Properties”, Journal of Case Studies in Construction Materials, Vol. 9, December 2018, 13 pages.
  18. Assaad, Joseph J., and Issa, Camille A., “Stability and Bond Properties of Latex-Modified Semi‑Lightweight Flowable Concrete”, ACI Journal of Materials, Vol 115, No 4, July 2018, pp.519-530.
  19. Gerges, Nagib N., Issa Camille A., and Fawaz*, Samer, Jabbour, Jacques, Jreige, Johnny, and Yacoub, Aiman, “Recycled Glass Concrete: Coarse and Fine Aggregates”, European Journal of Engineering Research and Science, Vol.3, No. 1, January 2018, pp. 1-9.
  20. Assaad, Joseph J., and Issa, Camille A., “Mixture optimization of polymer-modified lightweight SCC”, Magazine of Concrete Research, Vol. 69, No. 14, July 2017, pp. 745-756.
  21. Issa, Camille A., and Assaad, Joseph J., “Stability and bond properties of polymer-modified self-consolidating concrete for repair applications”, Journal of Materials and Structures, Vol. 50, No. 1, February   2017, Article 28.
  22. Assaad, Joseph J., and Issa, Camille A., “Effect of recycled acrylic-based polymers on bond stress-slip behavior in reinforced concrete structures”, Journal of Materials in Civil Engineering, ASCE, Vol. 29, N0. 1, January 2017, pp.1-9.
  23. Gerges, Nagib N., Issa Camille A., and Fawaz, Samer, “The effect of construction joints on the flexural bending capacity of singly reinforced beams”, Journal of Case Studies in Construction Materials, Vol. 5, December 2016, pp. 112-123.
  24. Gerges, Nagib N., Snider, A. David, and Issa, Camille A., “Stability analysis of the first order steady-state solution in the Czochralski crystal growth process using the perturbation theory”, International Journal of Computational Methods and Experimental Measurements, Vol. 4, No. 4, 2016, pp. 604-614.
  25. Assaad, Joseph J., and Issa, Camille A., “Preliminary study on interfacial bond strength due to successive casting lifts of self-consolidating concrete – Effect of thixotropy”, Journal of Construction and Building Materials, Volume 126, 15 November 2016, Pages 351–360.
  26.  Assaad, Joseph J., and Issa, Camille A., “Use of locked-cycle protocol to assess cement fineness and properties in laboratory-grinding mills”, ACI Journal of Materials, Vol. 113, No. 4, July 2016, pp. 429-438.
  27. Gerges, Nagib N., Issa Camille A., and Fawaz, Samer, “Effect of construction joints on the splitting tensile strength of concrete”, Journal of Case Studies in Construction Materials, Vol. 3, December 2015, pp. 83-91.
  28. Issa, Camille A., and Assaad, Joseph J., “Bond of Tension Bars in Underwater Concrete - Effect of Bar Diameter and Cover”, Journal of Materials and Structures, Vol. 48, No.  11, November 2015, pp. 3457-3471.
  29. Issa, Camille A., and El Masri*, Omar Y., “Numerical Simulation of the Bond Behavior between Concrete and Steel Reinforcing Bars in Specialty Concrete”, International Journal of Civil, Environmental, Structural, Construction and Architectural Engineering, Vol. 9, No. 6, June 2015, pp. 729-736.
  30. Assaad, Joseph J., and Issa, Camille A.,” Rheological Properties of Cement Pastes Containing Amine- and Glycol-Based Grinding Aids”, Journal of Advances in Cement Research, Vol. 27, No. 1, February  2015, pp. 28-41.
  31. Assaad, Joseph J., and Issa, Camille A., “Effect of clinker grinding aids on thixotropic behavior of cement pastes”, Journal of Cement and Concrete Research, Vol. 63, September 2014, pp. 1-11.
  32. Issa, Camille A., Gerges, Nagib N., and Fawaz, Samer, “The Effect of Concrete Vertical Construction Joints on the Modulus of Rupture.” Journal of Case Studies in Construction Materials, Vol. 1, 2014, pp. 25-32
  33. Assaad, Joseph J., and Issa, Camille A.,” Mechanisms of Strength Loss in Underwater Concrete”, Journal of Materials and Structures, Vol. 46, No.  10, October 2013, pp. 1613-1629.
  34. Issa, Camille A., and Salem*, George, “Utilization of Recycled Crumb Rubber as Fine Aggregates in Concrete Mix Design”, Journal of Construction and Building Materials, Vol. 42, May 2013, pp. 48-52.
  35. Assaad, Joseph J., and Issa, Camille A.,” Effect of washout loss on bond behavior of steel embedded in underwater concrete”, ACI Journal of Materials, Vol. 110,  No. 3,  May 2013, pp. 511-520.
  36. Assaad, Joseph J., and Issa, Camille A.,” Bond strength of epoxy-coated bars in underwater concrete”, Journal of Construction and Building Materials, Vol. 30, May 2012, pp. 667-774.
  37. Gerges, N. N., Issa, C.A., and Younis*, C.N., “Finite Element Simulation of Patch Repaired Reinforced Concrete Beams”, International Review of Civil Engineering, Vol. 1. , No. 2, 2010, pp. 159-164.
  38. Issa, Camille A., Chami*, Pedro, and Saad*, George, “Compressive Strength of Concrete Cylinders with Variable Width CFRP Wraps: Experimental Study and Numerical Modeling”, Journal of Construction and Building Materials, Vol.23, No. 6, June 2009, pp. 2306-2318.
  39. Issa, Camille A., and Merheb*, Mazen, “A Case Study of the Compressive Strength of the Typical Rock Formation in Lebanon”, Journal of Engineering and Applied Sciences, Vol. 2, No. 3, 2007, pp. 648-653.
  40. Issa, Camille A., and Debs*, Paul, “Experimental Study of Epoxy Repairing of Cracks in Concrete”, Journal of Construction and Building Materials, Vol. 21, No. 1, 2007, pp. 157-163.
  41. Issa, Camille A., and Nasr*, Antoine, “Experimental Study of Welded Splices for Reinforcing Bars”, Journal of Building and Environment, Vol. 41, No. 10, 2006, pp. 1394-1405.
  42. Issa, Camille A., and Kmeid*, Ziad, “Advanced Wood Engineering: Gluelam Beams”, Journal of Construction and Building Materials, Vol.19, No. 2, 2005, pp. 99-106.
  43. Issa, Camille A., and Abou Jouadeh*, Abdo, “CFRP Strengthening of Reinforced Concrete Beams: Experimental Study”, Journal of Architectural Engineering, ASCE, 2004, Vol. 10, No. 4, pp. 120-125.
  44. Chamkha, Ali J., Mujtaba, Mir, Quadri, M.A., and Issa, Camille A., “Thermal Radiation Effects on MHD Forced Convection Flow Adjacent to a Non-Isothermal Wedge in the Presence of a Heat Source or Sink”, Heat and Mass Transfer, Vol. 39, No. 4, 2003, pp. 305-312.
  45. Sen, Rajan, Gergess, Antoine N., and Issa, Camille A., “Finite Element Modeling of Heat-Curved I-Girders”,  Journal of Bridge Engineering, ASCE, Vol. 8, No. 3, 2003, pp. 153-161.
  46. Chamkha, Ali J., Issa, Camille A., and Khanafer, K., “Natural Convection from an Inclined Plate Embedded in a variable Porosity Porous Medium Due to Solar Radiation”, International Journal of Thermal Sciences, Vol. 41, No. 1, 2002, pp. 73-81.
  47. Chamkha, Ali J., Issa, Camille A., and Khanafer, K., “Natural Convection Due to Solar Radiation from a Vertical Plate Embedded in a Porous Medium with Variable Porosity”, Journal of Porous Media, Vol. 4, No. 1, 2001, pp.69-77.
  48. Chamkha, Ali J., and Issa, Camille A., “Effects of Heat Generation/Absorption and Thermophoresis on Hydromagnetic Flow with Heat and Mass Transfer Over a Flat Surface”, The International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 10, No. 4, 2000, pp. 432-449.
  49. Chamkha, Ali J., and Issa, Camille A., “Mixed Convection Effects on Unsteady Flow and Heat Transfer Over a Stretched Surface”, International Communications in Heat and Mass Transfer, Vol. 26, No. 5, 1999, pp. 717-727.
  50. Karam, Gebran, and Issa, Camille A., “Effect of High Fibre Volume on the Mechanical Properties of Real Fibre Composites”, Lebanese Scientific Research Reports, Vol. 2, November 1997, pp. 559-566.
  51. Issa, Camille A., and Karam, Gebran N., “Experimental Imaging of Fiber Orientation in Composite Structures”, Lebanese Scientific Research Reports, Vol. 2, November 1997, pp. 519-529.
  52. Issa, Camille A., Peters, John F., and Jones, E. William, “Structural Effects of Perlite Compaction on Cryogenic Storage Vessels Subjected to Thermal Cycles and Vibrations”,  The International Journal of Pressure Vessels and Piping, Vol. 64, 1995, pp.51-65.
  53. Balasubramaniam, K., Issa, C. A., and Ji#, Y., “Analysis of a Multi-Layered Anistropic Model for Ultrasonic Evaluation of Adhesively Bonded Composite Structures”, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 13, 1994, pp. 1555-62.
  54. Sullivan#, R., Balasubramaniam, K., Bennett, A.G., and Issa, C.A., “Experimental Imaging of Fiber Orientation in Multi-Layered Graphite-Epoxy Composite Structures”, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 13, 1994, pp. 1313-20.
  55. Issa, C., Balasubramaniam, K., and Srirengan#, K., “Adaptive Finite Element Modeling of Oblique Ultrasonic NDE Waves”, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 13, 1994, pp. 85-92.
  56. Balasubramaniam, K., Issa, C., and Alluri#, S., “Ultrasonic Wave Model for Evaluation of Interphase Between Fiber and Matrix in Graphite-Epoxy Composite Structures”, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 13, 1994, pp. 1173-1180.
  57. Issa, Camille A., Balasubramaniam, K., and Srirengan#, K., “Adaptive hp-Finite Element for Transient Analysis”, Journal of Applied Mathematics and Computation, Vol. 65, 1994, pp. 315-334.
  58. Issa, Camille A., Iyer#, K., and Balasubramaniam, K., “Numerical Modeling of Ultrasonic Wave Propagation Using the Efficient p-Version Finite Element Method”,  The Journal of Ultrasonics, Vol. 32, No. 1, January 1994, pp. 13-20.
  59. Gui#, Young Q., Jones, E. William, Taylor, Fred W., and Issa, Camille A., “A Finite Element Analysis for Heat and Mass Transfer Problems in Drying Wood”, Journal of Wood and Fiber Science , Vol. 26, No. 2, 1994, pp.281-293.
  60. Balasubramaniam, K., Issa, C. A., and Alluri#, S., “Expert System Based Ultrasonic Multi-Mode Anomaly Quantification Algorithm for Composite Structures”, Dynamic Characterization of Advanced Materials, NCA-Vol. 16, ASME, 1993, pp. 99-106.
  61. Balasubramaniam, K., Issa, C. A., and Ji# ,Y., “Interface Quality Evaluation Using Ultrasonic Method for Adhesively Bonded Anisotropic Layered Structures”, Dynamic Characterization of Advanced Materials, NCA-Vol. 16, ASME, 1993, pp. 187-194.
  62. Issa, Camille A., Balasubramaniam, Krishnan, and Srirengan#, Kanthikannan, “Adaptive hp-Finite Element Simulation of Ultrasonic NDE”, Dynamic Characterization of Advanced Materials, NCA-Vol.16,ASME, 1993, pp. 117-126.
  63. Tracy#, Fred T. and Issa, Camille A., “Application of Finite Element, Grid Generation, and Scientific Visualization Techniques to Seepage and Groundwater Modeling”,  Fluid/Particle Separation Journal, Vol. 6, No. 4, 1993, pp. 39-42.
  64. Balasubramaniam, K., Issa, C., and Alluri#, S., “Ultrasonic Wave Propagation Studies in Anisotropic Plates with Built-In Material Degradation”, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 12, 1993, pp. 1375-1382.
  65. Issa, Camille A. and Balasubramaniam, K., “Modeling of Ultrasonic NDE:  A Case study in p-Version Finite Element Analysis”, Vibro-Acoustic Characterization of Materials and Structures, NCA-Vol. 14, ASME, 1992, pp. 85-91.
  66. Balasubramaniam, K., and Issa, Camille A., “Multi-Layered Interface Model for the Simulation of Adhesive Bond Weakness Evaluation Using Multi-Mode Ultrasonic Techniques”, Vibro-Acoustic Characterization of Materials and Structures,  NCA-Vol. 14, ASME, 1992, pp. 63-72.
  67. Issa, C., Balasubramaniam, K., and Liu#, W. L., “P-version Finite Element Modelling for NDE”, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 11, 1992, pp. 2307-2314.
  68. Balasubramaniam, K., Issa, C., and Sullivan#, R., “Quantitative Evaluation of Adhesive Interface Layer Properties Using Ultrasonic Dispersion Techniques”, Review of Progress in Quantitative Nondestructive Evaluation, Vol. 11, 1992, pp. 1229-1236.
  69. Tracy#, Fred T., Legget#, Mary Ann, and Issa, Camille A., “The Application of PC Based Graphics to the Display of Loads on Concrete Monolithic Structures”, Concrete International, ACI, Vol. 12, No. 12, December 1990, pp. 29-33.
  70. Avent, R. Richard, and Issa, Camille A., “The Effect of Fire on Epoxy-Repaired Timber”, Journal of Structural Engineering, ASCE, Vol. 110, No. 12, December, 1984, pp. 2858-2875.

Academic Degrees

Ph.D., Civil Engineering, Virginia Polytechnic Institute & State University, USA, 1985
M.S., Structural Engineering, Mississippi State University, USA, 1982
B.S., Civil Engineering, Mississippi State University, USA, 1980

Professional Memberships

American Concrete Institute (ACI)
American Institute of Aeronautics and Astronautics (AIAA)
American Society of Civil Engineers (ASCE)
National Society of Professional Engineers (NSPE)
Mississippi Engineering Society (MES)
Registered Professional Engineer, Mississippi, No. 10062 (PE)
Orde des Ignenieurs et Architectes Liban, No. 1287
United States Association for Computational Mechanics (USACM)
International Association for Life-Cycle Civil Engineering.(IALCCE)
International Association for Bridge Maintenance and Safety (IABMAS)