(1) Refereed Journal Publications
(2) Conference Proceedings
(3) Presentations
Refereed Journal Publications:
Haj-Ali, R. M., Kilic, M.,"Nested Nonlinear Micromechanical Models for the Analysis of Pultruded Composite Materials and Structures," Int. J. Solids and Structures , submitted, April 2002.
Haj-Ali, R. M., Muliana, A. H.,"Micromechanical Models for the Nonlinear Viscoelastic Behavior of Pultruded Composite Materials," Int. J. Solids and Structures , submitted, May 2002.
Kilic, M., Haj-Ali, R. M.,"Progressive Damage and Nonlinear Analysis of Pultruded Composite Structures," Composites Part B: Engineering, submitted, May 2002.
Haj-Ali, R. M., El-Hajjar, R. F., "Crack Propagation Analysis of Mode-I Fracture in Pultruded Composites using Micromechanical Constitutive Models," Mechanics of Materials (MOM) Journal , accepted, July 2002.
Haj-Ali, R. M., Kilic, M., "Nonlinear Constitutive Models for Pultruded FRP Composites," Mechanics of Materials (MOM) Journal, In press, 2002.
Muliana, A. H., Steward, R., Haj-Ali, R. H., and Saxena, A., "Artificial Neural Network and Finite Element Modeling of Nano-Indentation Tests", Metallurgical and Materials Transactions - A, Vol. 33A, No. 7, pp. 1939-1947, 2002.
Haj-Ali, R. M., Kilic, M., "Nonlinear Behavior of Pultruded FRP Composites," Composites Part B: Engineering, Volume 33, Issue 3, pp. 173-191, 2002.
Citipitioglu, A. M., Haj-Ali, R. H., and White, D. W., "Refined 3D Finite Element Modeling of Partially-Restrained Connections Including Slip," Journal of Constructional Steel Research (JCSR), Volume 58, Issues 5-8, pp. 995-1013, 2002.
La Saponara, V., Muliana, H., Haj-Ali, R. M., and Kardomateas, G. A., "Experimental and Numerical Analysis of Delamination Growth in Double Cantilever laminated Beams," Engineering Fracture Mechanics, Volume 69, Issue 6, pp. 687-699, 2002.
Haj-Ali, R. M., Kilic, M., and Zureick, A-H, "Three-Dimensional Micromechanics-Based Constitutive Framework for Analysis of Pultruded Composite Structures," ASCE J. Eng. Mechanics , Vol. 127, No. 7, pp. 653-660, 2001.
Haj-Ali, R. M., Pecknold, D. A., Ghaboussi, J., and Voyiadjis, G., Z., "Simulated Micromechanical Models using Artificial Neural Networks," ASCE J. Eng. Mechanics , Vol. 127, No. 7, pp. 730-738, 2001.
Haj-Ali, R.M., Kurtis, K.E., and Sthapit, A. R., "Neural Network Modeling of Concrete Expansion During Long-Term Sulfate Exposure", ACI Materials Journal, V. 98, No. 1, pp. 36-43, 2001.
Gullerud, A. S., Xiaosheng, G., Dodds, R. H., Jr., and Haj-Ali, R. M., "Simulation of Ductile crack growth using Computational Cells: Numerical Aspects," Engineering Fracture Mechanics, Vol. 66, pp. 65-92, 2000.
Dokun, O. D., Jacobs L. J., and Haj-Ali, R. M., "Ultrasonic Monitoring of Material Degradation in FRP Composites," ASCE J. Eng. Mechanics, .Vol. 126, No. 7, pp. 704-710, 2000.
Ghaboussi, J., Pecknold, D. A., Zhang, M-F, and Haj-Ali, R. M., "Autoprogressive Training of Neural Network Constitutive Models," Int. Journal Numerical Methods Engineering, Vol. 42, pp. 105-126, 1998.
Wang, S. S., Srinivasan, S., Hu, H. T., and Haj-Ali, R. M., "Effect of Material Nonlinearity on Buckling and Postbuckling of Fiber Composite Laminated Plates and Cylindrical Shells," Composite Structures Journal, Vol. 33, pp. 7-15, 1995.
Fuchs, M. B., and Haj-Ali, R. M.,"A Family of Homogeneous Analysis Models for the Design of Scalable Structures," Structural Optimization, 2, pp. 143-152, 1990.
Conference and Workshop Proceedings (full papers)
Haj-Ali, R., Kilic, H., 2002, "A Nonlinear Constitutive Framework for Pultruded Composites", Proceedings of the Ninth Annual Int. Conf. on Composites Engineering, ICCE/9, 2002, ed. Hui, D., San Diego, CA, pp. 269-270.
Muliana, A. H., and Haj-Ali, R. M., 2002, " Three Dimensional Micromechanical Framework for the Nonlinear Viscoelastic Behavior of Pultruded Composite Materials," CD Proceedings of the 15th ASCE Engineering Mechanics Conference (EM2002), Ed., Smyth A., Columbia University, New York, NY, June 2-5, 6 pages.
Citipitioglu, A. M., El-Hajjar, R. F., and Haj-Ali, R. M., 2002," Detailed 3D Simulation of Bolted Pultruded Composite Connections," CD Proceedings of the 15th ASCE Engineering Mechanics Conference (EM2002), Ed., Smyth A., Columbia University, New York, NY, June 2-5, 6 pages.
El-Hajjar, R. F., and Haj-Ali, R. M., 2002," Fracture Testing and Micromechanical Analysis of Pultruded Composites," CD Proceedings of the 15th ASCE Engineering Mechanics Conference (EM2002), Ed., Smyth A., Columbia University, New York, NY, June 2-5, 6 pages.
Muliana, A. H., Haj-Ali, R. M., Coates, C. W., and Armanios, E. A., 2001, " Failure Prediction of Co-cured Composite Single Lap Joints with Modified Interface," Proceedings of The ASC 16Th Technical Conference, September 10-12, Blacksburg, VA, CD Paper No. 187, 12 pages.
Haj-Ali R., Kilic, H., and Zureick, A-H., 2000, "A 3D Micromechanics-Based Nonlinear Constitutive Model for Pultruded Composites," Proceedings of EM2000 Fourteenth Engineering Mechanics Conference, ASCE, May 21-24, 2000, ed. Tassoulas, J., I., Austin, TX, 6 pages.
Kilic, H., Haj-Ali, R., Zureick, A-H., 2000, "An Experimental Study on the Nonlinear Behavior of Pultruded FRP Composites," Proceedings of EM2000 Fourteenth Engineering Mechanics Conference, ASCE, May 21-24, ed. Tassoulas, J., I., Austin, TX, 6 pages.
Steffen, R.E., Haj-Ali, R.M., and Zureick, A-H, 1999, "Analysis and Behavior of Pultruded FRP Bolted Connections," Proceedings of the ASCE 5th Materials Engineerig Congress, May 10-12, Cincinnati, Ohio.
Krastanov, G., Zettler, A.H., Macari, E. J., and Haj-Ali, R. M., 1999, "Constitutive Modeling for Clay Behavior using Neural Networks," CD Proceedings, 13th ASCE Eng. Mech. Div. Conference, June 13-16, Baltimore, MD.
Haj-Ali, R. M., Pecknold, D. A., and Ghaboussi, J., 1999, "Micromechanical Damage Models Using Artificial Neural-Networks," CD Proceedings, 13th ASCE Eng. Mech. Div. Conference, June 13-16, Baltimore, MD.
Haj-Ali, R. M., and Pecknold, D. A., 1999, "A Nonlinear Elastic-Degrading Orthotropic Damage Model for Initially Isotropic Materials," CD Proceedings, 13th ASCE Eng. Mech. Div. Conference, June 13-16, Baltimore, MD.
Haj-Ali, R. M., Pecknold, D. A., and Ghaboussi, J., 1998, " Micromechanics-Based Constitutive Damage Models for Composite Materials Using Artificial Neural-Networks," in Modeling and Simulation Based Engineering, edited by S. N. Atluri, and P. E. O'Donoghue, Tech Science Press, Proceedings of the International Conference on Computational Engineering Science, ICES98, October, Atlanta, GA, pp. 551-557.
Haj-Ali, R. M., and Pecknold, D. A., 1998, "Nested 3-D Micromechanical and Damage Models for Analysis of Laminated Composite Structures," in Modeling and Simulation Based Engineering, edited by S. N. Atluri, and P. E. O'Donoghue, Tech Science Press, Proceedings of the International Conference on Computational Engineering Science, ICES98, October, Atlanta, GA, pp. 1518-1525.
Haj-Ali, R. M., Zureick, A-H, Kilic, M., and Steffen, R., 1998, "Micromechanics-Based 3-D Nonlinear Analysis of Pultruded Composite Structures," in Modeling and Simulation Based Engineering, edited by S. N. Atluri, and P. E. O'Donoghue, Tech Science Press, Proceedings of the International Conference on Computational Engineering Science, ICES98, October, Atlanta, GA, pp. 1526-1533.
Ghaboussi, J., Pecknold, D. A., Zhang, M-F, and Haj-Ali, R. M., 1996, "Neural Network Constitutive Models Determined from Structural Tests," Proceedings, 11th ASCE Eng. Mech. Conference, May, Ft. Lauderdale FL, Vol.2, pp. 701-704.
Argent, M., Pecknold, D. A., and Haj-Ali, R. M., 1995, "New Steel Pipe Joining System for Trenchless Installation and Rehabilitation," in Advances in Underground Pipeline Engineering, 2nd International Conference, ASCE, June, Seattle, WA, pp. 697-708.
Argent, M., Pecknold, D. A., and Haj-Ali, R. M., 1995, "Trenchless Installation of Steel Pipe Without Field Welding," in NO-DIG'95, North American Society for Trenchless Technology, April, Toronto, Ont, pp. 2-15 (5A-1).
Wang, S. S., Hu, H. T., Srinivasan, S., and Haj-Ali, R.M., 1993, "Effect of Material Nonlinearity on Buckling and Postbuckling of Fiber Composite Laminates," in Mechanics of Composite Materials - Nonlinear Effects, edited by M.W. Hyer, AMD-Vol. 159. Proceedings of the 1st Joint Mechanics Meeting of SES/ASME/ASCE, June, Charlottesville, VA, pp. 81-95.
Pecknold, D. A., and Haj-Ali, R.M., 1993 "Integrated Micromechanical / Structural Analysis of Laminated Composites," in Mechanics of Composite Materials - Nonlinear Effects, edited by M.W. Hyer, AMD-Vol. 159. Proceedings of the 1st Joint Mechanics Meeting of SES/ASME/ASCE, June, Charlottesville, VA, pp. 197-206.
Haj-Ali, R. M., Pecknold, D. A., and Ahmad, F., 1993, "Integrated Micromechanical and Structural Finite Element Analysis of Laminated Composites," The 1993 ABAQUS users conference, June, Achen, Germany, pp. 233-247.
Haj-Ali, R. M., and Fuchs, M. B., 1989, "Generalized Approximations of Homogeneous Constraints in Optimal Structural Design," OPTI Conference, South Hampton, England, pp. 203-214
Presentations
Under Construction
