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Ray S. Fertig III

University of Wyoming

Mechanical Engineering

Dept. 3295

1000 E. University

Laramie, WY 82071

Phone: 307.766.3647

Email: rfertig@uwyo.edu

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Publications


Refereed Journal Publications

Conference Proceedings and Reports

  • 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.



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