G.P. Tandon, Ph.D.

Dr. Tandon has over 25 years experience in mechanics of advanced composite materials and has conducted extensive research on polymer and ceramic matrix composites for high temperature structural applications. His analytical and experimental studies are directed towards providing a basic understanding of the properties and performance of advanced composite materials as well as providing guidance towards efficient design.

In addition, Dr. Tandon leads UDRI's Advanced Composites Group, which conducts cutting edge material-based research and development. In this position he performs research, development, and testing on a number of projects. Dr. Tandon is the principle investigator at UDRI for the task Responsive Multifunctional Composite and Hybrid Material Systems under Composite, Hybrid, and Thermally Engineered Materials (CHATEM).

• Ph.D., Mechanics and Materials Science, Rutgers University, New Brunswick, NJ, 1986
• M.S., Mechanics and Materials Science, Rutgers University, New Brunswick, NJ, 1984
• B.Tech., Mechanical Engineering, Indian Institute of Technology, Kanpur, India, 1981

• Damage Mechanisms and Failure Modeling in Ceramic and Polymeric Matrix Composites
• Test Methods for Evaluation and Characterization of Fiber-Matrix Interface Properties
• Micromechanical Analysis of Thermo-Elastic Properties of Multi-Phase Composites
• Development and Evaluation of Failure Criteria of Fiber-Reinforced Composites
• Stiffness and Strength of Laminated and Woven Composites
• Performance and Durability of High-Temperature Polymer Composites under Harsh Service Environment
• Investigation of the Thermo-Mechanical Performance of Nanocomposite Materials
• Structural Health Monitoring and Non-Destructive Evaluation of Advanced Composites
• Development of Test Methods for Characterizing Constitutive Behavior and Recovery Response of Shape Memory Polymers and Composites
• Durability Analysis of Composite and Hybrid Materials for Adaptive and Active Structural Applications

• 1999–Present, Distinguished Research Scientist, University of Dayton Research Institute, Dayton, OH
• 1986–1999, Sr Scientist, AdTech Systems Research, Dayton, OH (Visiting Scientist, Air Force Research Laboratory, WPAFB)
• 1982–1986, Graduate Assistant, Department of Mechanics and Materials Science, Rutgers University

• G. P. Tandon and W. R. Ragland, “Influence of Laminate Lay-up on Oxidation and Damage Growth: Isothermal Aging,” Composites Part A (2011).
• A. McClung, G. P. Tandon and J. Baur, “Strain rate- and temperature-dependent tensile properties of an epoxy-based thermosetting, shape memory polymer (Veriflex-E),” Mechanics of Time Dependent Materials (2011).
• Y.C. Lu, J. T. Fulcher, G. P. Tandon, D. C. Foster, J. W. Baur, “Microscale Thermomechanical Characterization of Environmentally Conditioned Shape Memory Polymers,” Polymer Testing v 30, n 5, p 563–570 (2011).
• G. P. Tandon and K. V. Pochiraju, “Heterogeneous Thermo-Oxidative Behavior of Multidirectional Laminated Composites,” Journal of Composite Materials, v 45, n 4, p 415–435 (2011).
• A. McClung, G. P. Tandon, K. E. Goecke and J. Baur, “Non-contact technique for characterizing full-field surface deformation of shape memory polymers at elevated and room temperatures,” Polymer Testing, v 30, n 1, pp 140–149 (2011).
• G. P. Tandon, K. Goecke, K. Cable and J. Baur, “Environmental Durability of Fabric-Reinforced Shape-Memory Polymer Composites,” Journal of Intelligent Material Systems and Structures, 21 (4), pp 1365–1381 (2010).
• J. T. Fulcher, Y.C. Lu, G. P. Tandon, D.C. Foster, “Thermomechanical Characterization of Shape Memory Polymers Using High Temperature Nanoindentation,” Polymer Testing, Vol. 29, 544–552 (2010).
• G. P. Tandon, K. Goecke, K. Cable and J. Baur, “Durability Assessment of Styrene- and Epoxy-based Shape Memory Polymer Resins,” Journal of Intelligent Material Systems and Structures, Vol. 20, No. 17, 2127-2143 (2009), DOI: 10.1177/1045389X09348255.
• G. P. Tandon, W. R. Ragland and G. A. Schoeppner, “Using Optical Microscopy to Monitor Anisotropic Oxidation Growth in High-Temperature Polymer Matrix Composites,” Journal of Composite Material, Vol. 43, 2009, pp. 583–603.
• A.A. Gawandi, J.M. Whitney, R.B. Brockman, and G.P. Tandon, “Interaction Between a Nanofiber and an Arbitrarily Oriented Crack,” Journal of Composite Materials, Vol. 42, 2008, pp. 45–68.
• G. P. Tandon, K. V. Pochiraju and G. A. Schoeppner, “Thermo-Oxidative Behavior of High Temperature PMR-15 Resin and Composites,” Materials Science and Engineering – A, Vol. 498, 2008, pp. 150–161.
• K.V. Pochiraju, G.P. Tandon and G.A. Schoeppner, “Evolution of Stress and Deformations in High-Temperature Polymer Matrix Composites during Thermo-Oxidative Aging,” Mechanics of Time-Dependent Materials, Vol. 12, No. 1, 2008, 45–68.
• S. Putthanarat, G. P. Tandon and G. A. Schoeppner, “Influence of aging temperature, time, and environment on thermo-oxidative behavior of PMR-15: Nanomechanical characterization,” Journal of Material Science, Vol. 43, 2008, pp. 6714–6723.
• G. A. Schoeppner, G. P. Tandon and E. R. Ripberger, “Anisotropic Oxidation and Weight Loss in G30-500/PMR-15 Composites,” Composites Part A: Applied Science and Manufacturing, Vol. 38, 2007, pp. 890–904.
• S. Putthanarat, G. P. Tandon and G. A. Schoeppner, “Influence of Polishing Time on Thermo-Oxidation Characterization of Isothermally Aged PMR-15 Resin,” Polymer Degradation and Stability, Vol. 92, 2007, 2110–2120.

• G.A. Schoeppner, G.P. Tandon and K.V. Pochiraju, “Predicting Thermo-Oxidative Degradation and Performance of High Temperature Polymer Matrix Composites” in Multiscale Modeling and Simulation of Composite Materials and Structures, Y. Kwon, D. Allen and R. Talreja, eds, ISBN: 978-0-387-36318-9, Springer Verlag, pp. 359–462, 2008.
• G. P. Tandon, “Characterization of Thermo-oxidation in Laminated and Textile Composites”, in Long-Term Durability of Polymeric Matrix Composites, K. V. Pochiraju, G. P. Tandon and G. A. Schoeppner, eds, Springer, 2011.

• Wohlleben-Hochwalt Oustanding Professional Research Award, UDRI, 2001, 2002
• Finalist, Wohlleben-Hochwalt Oustanding Professional Research Award, UDRI, 2006, 2007, 2008, 2009
• Finalist (with Dr. Nicholas J. Pagano), Charles J. Cleary Award for Scientific Achievement (Materials Directorate, AFRL), 1995
• America's Registry of Outstanding Professionals, 2003, 2004
• Who's Who in America, 2012

• Chair, Composites, Hybrids and Multifunctional Materials Technical Division, Society for Experimental Mechanics
• Member, ASME, ASC, SEM, SAMPE