Dr. Ray S. Fertig, III
Professor
Mechanical Engineering
Room 1072, Engineering Building
1000 E. University Ave.
Dept. 3295
Laramie, WY 82071
Phone: (307) 766-3647
Fax: (307) 766-2695
Email: rfertig@uwyo.edu
Hankins, S. N. and R. S. Fertig III (2021), Biological Pattern Generation Mechanisms for Simultaneous Topology and Size Optimization, In review.
Monpara, G., A. Bateman, Y. Wu, B. Jaques, and R. S .Fertig III (2021), Single Crystal Plasticity Framework with Stochastic Strain Bursts for Micron Sized BCC Fe Single Crystal Tensile Test, In review.
Bhuiyan, F. H. and R. S. Fertig III (2021), A PFA Methodology to Investigate UD Composites in Fatigue Comprising a KTF-based Model for Matrix Damage and Stochastic Fiber Failure Prediction, Composite Structures, In Press.
Madenci, E., A. Barut, A. Yaghoobi, N. Phan, and R. S. Fertig III (2021), Combined Peridynamics and Kinetic Theory of Fracture for Fatigue Failure of Composites Under Constant and Variable Amplitude Loading, Theoretical and Applied Fracture Mechanics, Vol. 112, 102824.
Hankins, S.N. and R. S. Fertig III (2020), Methodology for Optimizing Composite Design via Biological Pattern Generation Mechanisms, Materials and Design, Vol. 197, 109208.
Bhuiyan, F. H., S. H. R. Sanei, R. S. Fertig III (2020), Predicting Variability in Transverse Effective Elastic Moduli and Failure Initiation Strengths in UD Composite Microstructures Due to Randomness in Fiber Location and Morphology, Composite Structures, Vol. 237, 111887.
Anderson, E. M., F. H. Bhuiyan, D. J. Mavriplis, and R. S. Fertig III (2019), Adjoint-Based High-Fidelity Structural Optimization of Wind Turbine Blade for Load Stress Minimization, AIAA Journal, Vol. 57, No. 9, 4057-4070.
Elwardany, M. D., G. King, J.-P. Planche, C. Rodenzo, D. Christensen, R. S. Fertig III, K. Kuhn, F. H. Bhuiyan (2019), Internal Restraint Mechanism for Age-Induced Pavement Surface Damage," Asphalt Paving Technology: Journal of the Association of Asphalt Paving Technologists, Vol. 88.
Brinckmann, S., N. Patra, J. Yao, T. H. Ware, C. P. Frick, and R. S. Fertig III (2018), Stereolithography of SiOC Polymer-Derived Ceramics Filled with SiC Micronwhiskers, Advanced Engineering Materials, Vol. 20, No. 11, 1800593.
Bhuiyan, F. H. and R. S. Fertig III (2018), Predicting Matrix and Delamination Fatigue in Fiber-Reinforced Polymer Composites using Kinetic Theory of Fracture, International Journal of Fatigue, Vol. 117, pp. 327-339.
Morrison, A. C., M. R. Garnich, and R. S. Fertig III (2017), Reliability Analysis of a woven composite Pi-joint structure, Journal of Composite Materials, Vol. 51, No. 29, pp. 4101-4114.
Sanei, S. H. R., E. J. Barsotti, D. A. Leonhardt, and R. S. Fertig III. (2017), Characterization, Synthetic Generation, and Statistical Equivalence of Composite Microstructures, Journal of Composite Materials, Vol. 51, No. 13, pp. 1817-1829.
Jensen, E. M. and R. S. Fertig (2016), Physics-Based Multiscale Creep Strain and Creep Rupture Modeling for Composite Materials, AIAA Journal, Vol. 54, No. 2, pp. 703-711.
Sanei, S. H. R. and R. S. Fertig III. (2016), Length-scale dependence of variability in epoxy modulus extracted from composite prepreg, Polymer Testing, Vol. 50, pp. 297-300.
Fertig III, R. S. and S. Nickerson. (2015), Towards Prediction of Thermally Induced Microcrack Initiation and Closure in Porous Ceramics, Journal of the American Ceramic Society, Vol. 99, No. 2, pp. 581-588.
Sanei, S. H. R. and R. S. Fertig III (2015), Uncorrelated Volume Element for Stochastic Modeling of Microstructures Based on Local Fiber Volume Fraction Variation, Composites Science and Technology, Vol. 117, pp. 191-198.
Frensemeier, M., J. S. Kaiser, C. P. Frick, A. S. Schneider, E. Arzt, R. S. Fertig III, E. Kroner. (2015), A Novel Approach Towards Temperature-Induced Switchable Adhesion using Nickel-Titanium-Polydimethylsiloxane Hybrid Surfaces, Advanced Functional Materials, Vol. 25, No. 20, 3013-3021.
Jensen, E. M., D. A. Leonhardt, and R. S. Fertig III. (2015), Effects of Thickness and Fiber Volume Variations on Composite Strain Field Homogeneity, Composites Part A: Applied Science and Manufacturing, Vol. 69, pp. 178-185.
Hoyt, A. J., C. M. Yakacki, R. S. Fertig III, R. D. Carpenter, and C. P. Frick. (2015), Monotonic and cyclic loading behavior of porous scaffolds made from poly(para-phenylene) for orthopedic applications, Journal of the Mechanical Behavior of Biomedical Materials , Vol. 41, pp. 136-148.
Malusare, K. A. and R. S. Fertig III. (2014), Composite interaction energy and constituent average stresses for predicting composite failure, AIAA Journal, Vol. 52, No. 11, pp. 2455-2461.
Fertig III, R. S. and S. P. Baker. (2012), Capture cross-section of threading dislocations in thin films, Materials Science and Engineering A , Vol. 551, pp. 67-72.
Fertig III, R. S. and S. P. Baker. (2011), Threading dislocation interactions in an inhomogeneous stress field: A statistical model, Scripta Materialia, Vol. 65, No. 5, pp. 384-387.
Fertig III, R. S. and S. P. Baker. (2010), Dislocation dynamics simulations of dislocation interactions and stresses in thin films , Acta Materialia, Vol. 58, No. 15, pp. 5206-5218.
Fertig III, R. S. and S. P. Baker. (2009), Simulation of dislocations and strength in thin films: A review, Progress in Materials Science, Vol. 54, No. 6, pp.874-908.
Fertig III, R. S. and M. R. Garnich. (2004), Influence of constituent properties and microstructural parameters on the tensile modulus of a polymer/clay nanocomposite, Composites Science and Technology, Vol. 64, No. 16, pp. 2577-2588.
Hankins, S. N. and R. S. Fertig III (2020) “Methodology for Designing Bio-Like Composite Microstructures with Diverse Geometry and Hierarchical Structures,” presented at ASC 35th Technical Conference, Jersey City, NJ, September 14-17, 2020.
Bhuiyan, F. H. and R. S. Fertig III (2019), “Chapter 12 – A Physics-Based Combined Creep and Fatigue Methodology for Fiber-Reinforced Polymer Composites,” in Creep and Fatigue of Polymer Matrix Composites (2nd Edition), R. M. Guedes, Editor. Woodhead Publishing. pp. 349-402.
Brinckmann, S. A., C. P. Frick, and R. S. Fertig III (2019), Influence of Layer Thickness and Print Orientation on 3D Printed Polymer-Derived Ceramics," presented at MS&T 2019, Portland, OR, September 29-October 3, 2019.
Bateman, A., G. Monpara, R. S. Fertig III, Y. Wu, and B. Jaques (2019) Linking microscale experiments and modeling to predict macroscale mechanical properties in iron," presented at MS&T 2019, Portland, OR, September 29-October 3, 2019.
Hankins, S. N., L. Kotthoff, and R. S. Fertig III (2019), Bio-like composite microstructure designs for enhanced resilience via machine learning, Proceedings of the ASC 34th Technical Conference, Atlanta, GA, September 23-25, 2019.
S. A. Brinckmann, J. Yao, R. S. Fertig III, and C. P. Frick (2019), Polymer Derived SiC-SiOC ceramic matrix composites fabricated via stereolithography 3D printing,” presented at 43th International Conference and Expo on Advanced Ceramics and Composites, Daytona Beach, FL, January 27- February 1, 2019.
Bhuiyan, F. H., L. Kotthoff, and R. S. Fertig III (2018), A Machine Learning Technique to Predict Static Multi-axial Failure Envelopes of Laminate Composites, Proceedings of the ASC 33rd Technical Conference, Seattle, WA, September 24-26, 2018.
Anderson, E. M., F. H. Bhuiyan, D. J. Mavriplis, and R. S. Fertig III (2018), Adjoint-Based High-Fidelity Aeroelastic Optimization of Wind Turbine Blade for Load Stress Minimization, SciTech 2018, Kissimmee, FL, January 8-12, 2018.
Bhuiyan, F. H., and R. S. Fertig III (2018), Stochastic Fiber Failure Prediction of Composite Open-Hole Tension Coupons under Fatigue Loading using a Physics-Based Methodology, SciTech 2018, Kissimmee, FL, January 8-12, 2018.
Bhuiyan, F. H., and R. S. Fertig III (2017), A multiscale approach for progressive fatigue damage prediction of unidirectional composites, Proceedings of the ASC 32nd Technical Conference, West Lafayette, IN, October 23-25, 2017.
Fertig III, R. S. (2017), Relating Paris Law Fatigue Crack Growth in Composites with a Physics-Based Fatigue Model, Proceedings of the ASC 32nd Technical Conference, West Lafayette, IN, October 23-25, 2017.
Sanei, S. H. R., E. J. Barsotti, and R. S. Fertig III (2017), Stochastic multiscale approach to predict failure initiation and progression in composite materials, accepted for presentation at SciTech 2017, Grapevine, TX, January 9-13, 2017.
Bhuiyan, F. H., and R. S. Fertig III (2017), A Physics-Based Combined Creep and Fatigue Methodology for Fiber-Reinforced Polymer Composites, accepted for presentation at SciTech 2017, Grapevine, TX, January 9-13, 2017.
Sanei, S. H. R., E. J. Barsotti, and R. S. Fertig III (2016), Stochastic failure analysis of an uncorrelated volume element using extended finite element method, Proceedings of the ASC 31st Technical Conference, Williamsburg, VA, September 19-21, 2016.
Bhuiyan, F. H., and R. S. Fertig III (2016), A multiscale approach for progressive fatigue failure modelling of a woven composite RVE, Proceedings of the ASC 31st Technical Conference, Williamsburg, VA, September 19-21, 2016.
Kuhn, K. and R. S. Fertig III (2016), A physics-based fatigue life prediction for composite delamination subject to Mode I loading, Proceedings of the ASC 31st Technical Conference, Williamsburg, VA, September 19-21, 2016.
Monpara, G. and R. S. Fertig III. (2016), Characterization of water-epoxy interactions with spectroscopic methods in epoxy, Proceedings of the ASC 31st Technical Conference, Williamsburg, VA, September 19-21, 2016.
Fertig III, R. S., G. Monpara, D. H. Robbins, Jr. (2016), Effect of notch-induced strain gradients on the applicability of multiscale approaches for woven composites: combined experimental and computational investigation, Proceedings of the ASC 31st Technical Conference, Williamsburg, VA, September 19-21, 2016.
Sanei, S. H. R. and R. S. Fertig III (2016), "Effect of fiber morphology on the stiffness and strength distributions of fiber reinforced polymers," SAMPE Long Beach 2016, Long Beach, CA, May 23-26, 2016.
Mavriplis, D. J., E. Anderson, R. S. Fertig III, and M. R. Garnich (2016) Development of a High-Fidelity Time-Dependent Aero-Structural Capability for Analysis and Design, Scitech 2016, San Diego, CA, January 4-8, 2016.
Bhuiyan, F. H., D. J. Mavriplis, and R. S. Fertig III (2016) Predicting Composite Fatigue Life of Wind Turbine Blades Using Constituent-Level Physics and Realistic Aerodynamic Loads, Scitech 2016, San Diego, CA, January 4-8, 2016.
Monpara, G., D. H. Robbins Jr., and R. S. Fertig III. (2015), Effect of Notch-Induced Strain Gradients on the Applicability of Multiscale Approaches for Woven Composites, American Society for Composites: 30th Technical Conference, East Lansing, MI, September 28-30, 2015.
Jensen, E. M. and R. S. Fertig III. (2015), Combined multiscale creep strain and creep rupture modeling for composite materials, Scitech 2015, Kissimmee, FL, January 5-9, 2015. AIAA 2015-1360.
Sanei, S. H. R. and R. S. Fertig III. (2015), Multiscale stochastic analysis of FRP-based on variability in fiber volume fraction, epoxy stiffness and strength, Scitech 2015, Kissimmee, FL, January 5-9, 2015. AIAA 2015-1361.
Fertig III, R. S. and S. Nickerson. (2014), Mechanical Modeling of Microcracked Porous Ceramics, Proceedings of the 38th International Conference and Expo on Advanced Ceramics and Composites, Daytona Beach, FL, January 26-31, 2014. (Invited)
Fertig III, R. S., E. M. Jensen, and K. A. Malusare. (2014), Effect of Fiber Volume Fraction Variation Across Multiple Length Scales on Composite Stress Variation: The Possibility of Stochastic Multiscale Analysis, Scitech 2014, National Harbor, MD, January 12-17, 2014. AIAA 2014-1169.
Malusare, K. A. and R. S. Fertig III. (2013), Benchmarking of lamina failure tests from WWFE-I and WWFE-II with a three-parameter micromechanics-based matrix failure theory, Presented at International Conference on Future Technologies for Wind Energy, Laramie, WY, October 7-9, 2013.
Jensen, E. M. and R. S. Fertig III. (2013), Strength Distribution Comparison of Aerospace and Wind Energy Carbon Fiber Reinforced Epoxy, Presented at International Conference on Future Technologies for Wind Energy, Laramie, WY, October 7-9, 2013.
Malusare, K. A. and R. S. Fertig III. (2013), On the Use of Volume Average Constituent Stresses for Predicting Composite Failure, 54th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference , Boston, MA, April 8-11, 2013. AIAA-2013-1723.
Garnich, M. R., R. S. Fertig III, and E. Anderson. (2013), Random Fiber Micromechanics of Fatigue Damage, 54th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Boston, MA, April 8-11, 2013. AIAA 2013-1656
Fertig III, R. S.and S. Nickerson (2013), Towards a Multiscale Model of Thermally-Induced Microcracking in Porous Ceramics, 37th International Conference and Expo on Advanced Ceramics and Composites Conference Proceedings , Daytona Beach, FL, January 27- February 1, 2013.
Fertig III, R. S. and F. Meng (2012), Simulation of Microcracked Material Behavior: Effects of Porosity and Friction, Final Technical Report prepared for Corning, Inc., 38 pp.
Garnich, M. R., R. Zhu, R. S. Fertig III, and E. M. Anderson. (2012), Micromechanics of Fatigue Damage in Unidirectional Polymer Composites, 53rd AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference Proceedings, Honolulu, HI, April 23-26, 2012. AIAA 2012-1650
Fertig III, R. S. and D. R. Robbins (2012), Efficient Multiscale Methodology for Predicting Effect of Foreign Object Damage in SiC/SiC CMCs, 36th Annual Conference on Composites, Materials, and Structures, Cocoa Beach/Cape Canaveral, FL, January 23-26, 2012.
Fertig III, R. S. and D. R. Robbins (2011), Physics-based Modeling of Foreign Object Damage in Ceramic Matrix Composites , NASA SBIR Phase I Final Report, NASA Contract NNX11CD78P, 31 pp.
Fertig III, R. S. and D. J. Kenik (2011), Physics-Based Fatigue Life Prediction of Composite Structures , NAFEMS World Congress 2011, Boston, MA, May 23-26, 2011.
Fertig III, R. S., J. Stack, and A. Biskner (2011), Modeling Damage Tolerance in Composite Structures: Selecting Material Degradation Parameters, SAMPE 2011, , Long Beach, CA, May 2011.
Fertig III, R. S. and D. J. Kenik (2011), Predicting composite fatigue life using constituent-level physics, 52nd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Denver, CO, April 4-7, 2011.
Garnich III, M. R., J. A. Schultz, and R. S. Fertig (2011), Mesomechanics Modeling of Textile Composites, 52nd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Denver, CO, April 4-7, 2011.
Nickerson, S., R. S. Fertig III, S. Niesent (2010), Thermally Activated Microcrack Dynamics and the Kinetic Theory of Fracture, Corning Internal Report, R-109519, 43 pp.
Nelson, E. E., J. Stack, R. S. Fertig III, and A. Biskner (2010), Novel Experimental and Analytical Methods for Designing Damage-Tolerant Structures, Air Force SBIR Phase I Final Technical Report, AFRL-RB-WP-TR-2010-3054, 56 pp.
Fertig III, R. S. (2010), A Computationally Efficient Method for Multiscale Modeling of Composite Materials: Extending Multicontinuum Theory to Complex 3D Composites, SAMPE 2010 Fall Technical Conference, Salt Lake City, UT, October 11-14, 2010.
Fertig III, R. S. (2010), An accurate and efficient method for constituent-based progressive failure modeling of a woven composite, Supplemental Proceedings: Volume 2: Materials Characterization, Computation, Modeling, and Energy, Seattle, WA, February 14-18, 2010, pp. 223-230.
Fertig III, R. S. and S. P. Baker (2010), Multiscale modeling of thin films: Linking dislocation dynamics with macroscopic mechanical behavior, Supplemental Proceedings: Volume 2: Materials Characterization, Computation, Modeling, and Energy, Seattle, WA, February 14-18, 2010, pp. 33-40.
Key, C. T., R. S. Fertig III, W. Gregory, and J. Gorfain (2010), Evaluation of an alternative composite failure model under dynamic loading, Society of Experimental Mechanics IMAC-XXVIII Conference, February 1-4, 2010.
Fertig III, R. S. (2009), Bridging the gap between physics and large-scale structural analysis: A novel method for fatigue life prediction of composites, SAMPE Fall Technical Conference Proceedings: Global Materials Technology: Soaring to New Horizons, Wichita, KS, October 19-22, 2009.
Nelson, E. E., J. A. Gies, R. S. Fertig III, and A. C. Hansen (2009), The virtues of multicontinuum mechanics for composites analysis, 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Palm Springs, CA, May 4-7, 2009.
Fertig III, R. S. and S. P. Baker (2007), Relationship between film stress and dislocation microstructure evolution in thin films, MRS 2007 Fall Meeting, Boston, MA, published in Microelectromechanical Systems Materials and Devices (Mater. Res. Soc. Symp. Proc. Volume 1052, Warrendale, PA) DD07-06, Boston, MA, 2007.
Fertig III, R. S. and M. R. Garnich (2004), Prediction of elastic modulus in polymer clay nanocomposites, SAMPE 2004 , Long Beach, CA, 2004.
Dr. Ray S. Fertig, III
Professor
Mechanical Engineering
Room 1072, Engineering Building
1000 E. University Ave.
Dept. 3295
Laramie, WY 82071
Phone: (307) 766-3647
Fax: (307) 766-2695
Email: rfertig@uwyo.edu