Wash's Publications
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Wawrzynek, P.A., Carter, B.J., and Ingraffea, A.R.,
"Advances in Simulation of Arbitrary 3D Crack Growth using FRANC3D/NG,"
proceedings of ICF12, Ottawa, July 2009.
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Miranda, A.C.M., Martha, L.F., Wawrzynek, P.A., Ingraffea, A.R.
"Surface Mesh Regeneration Considering Curvatures."
Engineering with Computers, Vol. 25, No. 2, 2009
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Emery J, Hochhalter J, Wawrzynek P, Ingraffea A R.
"DDSim: A hierarchical, probabilistic, multiscale damage and durability
simulation methodology - Part I: methodology and Level I."
Eng. Fract. Mech., 76, 10, 1500-1530, July 2009
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Liu M, Bozek J, Hochhalter J, Veilleux M, Wawrzynek P, Heber G,
Ingraffea A R, Sintay S, Rollett A, Littlewood D, Maniatty A, Payne J.
"A Geometric Approach to Modeling Microstructurally Small Fatigue Crack Formation-
Part I: Probabilistic Simulation of Constituent Particle Cracking in AA 7075-T651."
Modeling and Simulation In Materials Science and Engineering, Accepted for Publication,
June, 2008.
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Banks-Sills, L., Wawrzynek, P.A., Carter, B.J., Ingraffea, A.R., Hershkovitz, I. (2007)
Methods for calculating stress intensity factors in anisotropic materials: Part II-Arbitrary geometry.
Engineering Fracture Mechanics, Vol 74, No 8, pp 1293-1307, 2007.
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Banks-Sills, L., Hershkovitz, I., Wawrzynek, P.A., Eliasi, R., and Ingraffea, A.R.
"Methods for calculating stress intensity factors in anisotropic materials:
Part I-z = 0 is a symmetric plane", Engineering Fracture Mechanics,
72, 15, 2328-2358, 2005.
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Wawrzynek, P.A., Carter, B., and Banks-Sills, L.
"The M-integral for computing stress intensity factors in generally
anisotropic materials," NASA/CR-2005-214006, 2005.
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Cavalcante-Neto, J.B., Martha, L.F., Wawrzynek, P.A., Ingraffea, A.R,
"A back-tracking procedure for optimization of simplex meshes",
Communications in Numerical Methods for Engineering, Vol. 21, No. 12, 2005.
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Hwang, C.G., Wawrzynek, P.A., Ingraffea, A. R.,
"On the Calculation of Derivatives of Stress Intensity Factors for Multiple Cracks "
Engineering Fracture Mechanics, 72, 8, 1171-1196, 2005.
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Ural A, Heber G, Wawrzynek P A, Ingraffea A R, Lewicki D G, Cavalcante-Neto J B.
"Three-dimensional, Parallel, Finite Element Simulation of Fatigue Crack Growth
in a Spiral Bevel Pinion Gear." Engrg. Fract. Mech., 72, 8, 1148-1170, 2005
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E. Iesulauro, A.R. Ingraffea, S. Arwade, and Wawrzynek P.A.
"Simulation of Grain Boundary Decohesion and Crack Initiation in Aluminum
Microstructure Models." Fatigue and Fracture Mechanics: 33rd Volume,
ASTM STP 1417, W.G. Reuter and R.S. Piascik, Eds.,
American Society for Testing and Materials, West Conshohocken, PA, 715-728, 2002
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Riddell, W T, Ingraffea, A R, Wawrzynek, P A.
"Propagation of non-planar fatigue cracks: experimental observations and
numerical simulations." ASTM STP 1417, W.G. Reuter and R.S. Piascik, Eds.,
American Society for Testing and Materials, West Conshohocken, PA, 573-597, 2002
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Cavalcante-Neto, J.B., Wawrzynek, P.A., Carvalho, M.T.M., Martha, L.F.,
and Ingraffea, A.R., "An Algorithm for Three-Dimensional Mesh Generation for Arbitrary
Regions with Cracks," Engineering with Computers, 17: 75-91, 2001.
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Chen C-S, Wawrzynek P A, Ingraffea A R.
"Residual Strength Prediction of Airplane Fuselages Using CTOA Criterion."
AIAA Journal, 40, 3, 566-575, 2002
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Chen C-S, Wawrzynek P A, Ingraffea A R.
"Prediction of Residual Strength and Curvilinear Crack Growth in
Aircraft Fuselages," AIAA Journal, 40, 1644-1652, 2002
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Lewicki D, Spievak L, Wawrzynek P, Ingraffea A R, Handschuh R.
"Consideration of Moving Tooth Load in Gear Crack Propagation Predictions."
J. Mechanical Design, 123, 118-124, 2001
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Neto J B C, Wawrzynek P A, Carvalho M T M, Ingraffea A R.
"An algorithm for three-dimensional mesh generation for arbitrary regions
with cracks." Engrg. With Computers, 17, 75-91, 2001
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Spievak L, Lewicki D, Wawrzynek P, Ingraffea A R.
"Simulating Fatigue Crack Growth in Spiral Bevel Gears."
Engrg. Fract. Mech., 68, 1, 53-76, 2001
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Hwang C G, Wawrzynek, P A, Ingraffea A R.
"On the virtual crack extension method for calculating the derivatives of
energy release rates for a 3D planar crack of arbitrary shape under mode-I loading."
Engrg. Fract. Mech., 68, 7, 925-947, 2001
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Carter, B.J., Wawrzynek, P.A., and Ingraffea, A.R.
"Automated 3D Crack Growth Simulation," Gallagher Special
Issue of Int. J. Num. Meth. Engng. (2000)
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Carter, B.J, Desroches, J., Ingraffea, A.R., and Wawrzynek, P.A.,
"Simulating Fully 3D Hydraulic Fracturing," in Modeling in Geomechanics
Ed. Zaman, Booker, and Gioda, Wiley Publishers. (2000)
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Pettit R, Chen, C-S, Wawrzynek P, Ingraffea A R.
"Process Zone Size Effects on Naturally Curving Cracks."
Engrg. Fract. Mech., 68, 10, 1181-1205, 2001
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Chen, C.S., Pettit, R.G., Ingraffea, A.R. and Wawrzynek, P.A., "Theories and
Simulations of Crack Turning Phenomena in Aircraft Fuselages," 37th Annual Technical
Meeting, Society of Engineering Science, South Carolina, October 2000
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Chen, C.S., Wawrzynek, P.A., and Ingraffea, A.R., "Residual Strength Prediction in
KC-135 Fuselages and Curvilinear Crack Growth Analysis in Narrow Body
Fuselages," the Third Joint FAA/DoD/NASA Conference on Aging Aircraft,
Albuquerque, New Mexico, pp. 1-23, 1999.
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Wawrzynek, P.A., Chen, C.S., and Ingraffea, A.R., "Simulation of Plastic Tearing and
the Prediction of Residual Strength in Transport Aircraft Fuselages," Symposium
of the 5th US National Congress on Computational Mechanics, Boulder, CO, USA,
August 4-6, 1999
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Chen, C.S., Wawrzynek, P.A., and Ingraffea, A.R., "Residual Strength Analysis of
Fuselage Structures Subjected to Widespread Fatigue Damage," the Seventh
International Fatigue Congress, Fatigue '99, pp. 2557-2562, 1999.
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Chen, C.S., Wawrzynek, P. A., and Ingraffea, A. R., "Residual Strength Prediction of
Fuselage Structures with Multiple Site Damage," the Second Joint NASA/DoD/FAA
Conference on Aging Aircraft, Williamsburg, VA, pp. 635-656, 1998.
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Chen, C.S., Wawrzynek, P.A., and Ingraffea, A.R., "Elastic-Plastic Crack Growth
Simulation and Residual Strength Prediction of Thin Plates with Single and
Multiple Cracks," Fatigue and Fracture Mechanics: Twenty-Ninth Volume, ASTM STP
1332, pp. 97-113, 1998.
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Singh, R., Carter, B.J., Wawrzynek, P.A., and Ingraffea, A.R.
"Universal Crack Closure Integral for SIF Estimation,"
Eng. Fract. Mech., 60, 2, 133-146, 1998
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Hwang, C., Wawrzynek, P.A., Tayebi, A.K., and Ingraffea, A.R.,
"On the virtual crack extension method for calculation of the rates of energy
release rate", Engineering Fracture Mechanics, 59, 4, 521-541, 1998
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Wawrzynek, P.A., Gray, L., and Ingraffea A.R., "A New Boundary Element Formuation
for the Simulation of Discrete Damage in Composite Joints," Proceedings of the
38th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference,
Kissimmee, FL, April 1997
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Riddell, W.T., Ingraffea, A.R., and Wawrzynek, P.A., "Experimental Observations and
Numerical Predictions of Three-Dimensional Fatigue Crack Propagation," Engng
Fracture Mechanics 58, 4, 293-310, 1997
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Carter, B.J., Chen, C-S., Ingraffea, A.R., and Wawrzynek, P.A., "A topology based system
for modeling 3D crack growth in solid and shell structures,"
Advances in Fracture Reseearch, Vol 4,
Ninth International Congress on Fracture, Sydney, Australia,
Elsevior Science Publishers, p. 1923-1934. (1997)
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Chen, C.S., Wawrzynek, P.A., and Ingraffea, A.R., "Residual Strength Prediction of
Fracture Specimens and Fuselage Structures with Multi-Site Damage," Proceedings
of 25th Midwestern Mechanics Conference, Rapid City,
South Dakota, pp. 2.15-2.17, 1997.
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Chen, C.S., Wawrzynek, P.A., and Ingraffea, A. R. (1997), "Methodology for Fatigue
Crack Growth and Residual Strength Prediction with Applications to Aircraft
Fuselages," Computational Mechanics, Vol. 19, No. 6, pp. 527-532. 1997
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Chen, C.S., Wawrzynek, P.A., and Ingraffea, A.R., "Simulation of Stable Tearing
and Residual Strength Prediction with Applications to Aircraft Fuselages,"
Proceedings of the FAA-NASA Symposium on Continued Airworthiness of Aircraft
Structures, Atlanta, pp. 605-618, 1997.
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Potyondy, D.O., Wawrzynek, P.A., and Ingraffea, A.R., "Discrete Crack Growth
Analysis Methodology for Through Cracks in Pressurized Fuselage Structures,"
Int J Num Meth in Engng, Vol. 38, pg. 1611-1633 (1995)
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Potyondy, D.O., Wawrzynek, P.A., and Ingraffea, A.R., "An Algorithm to Generate
Quadrilateral or Triangular Element Surface Meshes in Arbitrary Domains with
Applications to Crack Propagation,"Int J Num Meth in
Engng, Vol. 38, pg. 2677-2701 (1995)
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Wawrzynek, P.A., Carter, B.J., Ingraffea, A.R., and Potyondy, D.O., "A
Topological Approach to Modeling Arbitrary Crack Propagation in 3D,", in
DIANA Computational Mechanics `94, Kusters, G.M.A. and Hendricks,
M.A.N., (eds.), pg 69-84, Kluwer Academic Publishers, 1994.
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Carter, B.J., Wawrzynek, P.A., Ingraffea, A.R., and Morales, M., "Hydraulic
Fracture from the Interface of a Cased Wellbore," in Rock Mechanics,
Nelson & Laubach (eds.), pg 185-192, Balkema, Rotterdam, 1994
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Carter, B.J., Wawrzynek, P.A., and Ingraffea, A.R., "Effects of Casing and
Interface Behavior on Hydraulic Fracture," in Computer Methods and Advances in
Geomechanics, Siriwarane & Zaman (eds.), pg 1561-1566, Balkema, Rotterdam,
1994
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Martha, L.F., Wawrzynek, P.A., and Ingraffea, A.R., "Arbitrary Crack
Representation Using Solid Modeling,", Engineering with Computers, Vol.
9, pg 63-82, 1993.
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Lam, T.C., Dewey, R.P., McCloskey, T.H., and Wawrzynek, P.A., "Assesment of
Remaining Life of a Control State Blade with Solid Particle, Erosian Damage,"
in the procedings of the ASME International Gas Turbine and Aeroengine
Congress and Exposition, (93-GT-241) Cincinnati, Ohio, May 1993.
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Wawrzynek, P.A., Discrete Modelling of Crack Propagation: Theoretical
Aspects and Implementation Issues in Two and Three Dimensions, Ph.D.
Thesis, Cornell University, August, 1991.
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James, M., Wawrzynek, P.A., Wu, D., Bebre-Giorgis, Y., and Kington, H., "Radial
Turbine Saddle Crack Growth Prediction," presented at the Sixth
Thermomechanical Fatigue Workshop, NASA Lewis Research Center, Cleveland,
Ohio, June 5-6, 1991.
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Lutz, E., Wawrzynek, P., and Ingraffea, A., "Using Parameterized Guassian
Quadrature in the 2D BEM for Elasticity," Computation Engineering with
Boundary Elements, Vol. 2: Solid and Computational Problems, Cheng,
Brebbia, and Grille, Editors, Computational Mechanics Publications, 1990.
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Bittencourt, T. N. Wawrzynek, P.A., Ingraffea, A. R., "Simplified
Micro-Modelling of Failure in Unidirectional Composites", to appear in the
Proceedings of the 5th Int. Conference on Numerical Methods in Fracture
Mechanics, Freiburg, West Germany, April, 1990.
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Panthaki, M.J., Abel, J.F., and Wawrzynek, P.A., "Graphical Postprocessing for
3-D Mesh Quality Evaluation," Eng. Comput., Vol. 6, pp. 25-34, March
1989.
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Lamkin, S. J., Wawrzynek, P. A. and Ingraffea, A.R., "Two - Dimensional
Numerical Simulation of Interacting Fractures in Rock," Fracture of Concrete
and Rock: Recent Developments. S. P., Shah, S.E. Swartz, B. Barr, editors,
Elsevier Science Publishing, New York, N.Y., 1989, pp. 121 - 131.
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Sousa, J. L., Martha, L. F., Wawrzynek, P. A. and Ingraffea, A. R.,
"Simulation of Non - Planar Crack Propagation in Three - Dimensional Structures in Concrete and Rock,"
Fracture of Concrete and Rock: Recent Developments
S. P., Shah, S.E. Swartz, B. Barr, editors,
Elsevier Science Publishing, New York, N.Y., 1989, pp. 254 - 264.
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Wawrzynek, P. A. and Ingraffea, A. R., "An Interactive Approach to Local
Remeshing Around a Propagating Crack," Finite Elements in Analysis and
Design, 5, 1989, pp. 87 - 96.
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Wawrzynek, P., Martha, L., Ingraffga, A. R., "FRANSYS: A Software System for
the Simulation of Crack Propagation in Three - Dimensions," Proceedings of
Symposium on Discretization Methods in Structural Mechanics. IUTAM/IJACM,
H. Mang and G. Kuhn, Editors, Vienna, June, 1989, pp. 273-282.
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Linsbaugr, H. N., Ingraffea, A. R., Rossmanith, H. P., Wawrzynek, P. A.,
"Simulation of Cracking in a Large Arch Dam: Part I," Journal of Structural
Engineering. Vol. 115, No. 7, July 1989, pp. 1599 - 1615.
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Linsbauer, H. N., Ingraffea, A. R., Rossmanith, H. P., Wawrzynek, P. A.,
"Simulation of Cracking in a Large Arch Dam: Part II," Journal of Structural
Engineering. Vol. 115, No. 7, July, 1989, pp. 1616 - 1630.
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Wawrzynek, P., Martha. L., and Ingraffea, A., "A Computational Environment for
the Simulation of Fracture Processes in Three Dimensions," Proceedings of
the Symposium on Analytical, Numerical, and Experimental Aspects of
Three-Dimensional Fracture Processes, (A. Rosakis, Editor), Berkeley, CA,
June, 1988, pp. 321-327.
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Wawrzynek, P. and Ingraffea, A., "An Edge-Based Data Structure for Two
Dimensional Finite Element Analysis," Engineering with Computers, 3,
1987, pp. 13-20.
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Wawrzynek, P. and Ingraffea, A., "Interactive Finite Element Analysis of
Fracture Processes: An Integrated Approach," Theoretical and Applied
Fracture Mechanics, 8, 1987, 137-150.
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Wawrzynek, P., Boone, T., and Ingraffea, A. R., "Efficient Techniques for
Modeling the Fracture grocess Zone in Rock and Concrete, "Proc. of the Fourth
lnternational Conference on Numerical Methods in Fracture Mechanics, March
23-27, 1987, SanAntonio, Texas, A. R. Luxmoore, D. R. J. Owen, Y. S.
Rajapakse, and M. F. Kanninen, editors, pp. 473 - 482.
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Wawrzynek, P. and Ingraffea, A., "Local Remeshing Around a Propagating Crack
Tip Using Interactive Computer Graphics," Finite Element Methods, Modeling,
and New Applications, edited by E.M. Patton et. al., ASME CED-Vol. 1.,
PVP-Vol. 101, 1986, 33-38.
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Boone, T., Wawrzynek, P. and Ingraffea, A., "Finite Element Modeling of
Fracture Propagation in Orthotropic Materials", Engineering Fracture
Mechanics, 26, 2, 1987, 185-201.
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Boone, T. J., Wawrzynek, P., Ingraffea, A. R., "Simulation of the Fracture
Process in Rock with Application to Hydro-fracturing," Int. Journal of Rock
Mechanics and Mining Sciences. Vol. 23, No.
3, June, 1986, pp. 255 - 265.
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Ingraffea, A. R., Gerstle, W. H., Mettam, K. I., Wawrzynek, P.,Hellier, A. K.,
"Cracking of Welded Crane Runway Girders: Physical Testing and Computer
Simulation," Iron and Steel Engineer, Vol. 62, No. 12, December, 1985,
pp. 46 - 52.
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Ingraffea, A. R., Wawrgynek, P. A., "Modeling of the Fracture Process Zone in
Rock," C. H. Dowding, editor, ASCE publisher, 1985, pp. 151 - 157.