Thomas Siegmund

Thomas Siegmund

Professor of Mechanical Engineering, Mechanics of Materials Program Director - National Science Foundation (on leave from Purdue University)

School of Mechanical Engineering
Purdue University
585 Purdue Mall
West Lafayette, IN 47907-2088
Phone: +1 765 49-49766


  • B.S. University of Leoben, Austria, '87
  • M.S. University of Leoben, Austria, '90
  • Ph.D. University of Leoben, Austria, '94

Research Interests

  • Micromechanics of materials
  • Damage mechanics
  • Computational fracture mechanics
  • Design for structural integrity
  • Composite materials and manufacturing
  • Tissue mechanics
  • Finite element method

Awards and Recognitions

  • 2011 Faculty Fellow Study in a Second Discipline (Fall Semester 2011)
  • 2011 Outstanding Faculty Mentor Purdue LSMAPS Summer research program
  • 2011 Best Paper Award with Pinaki Bhattacharya for Bioengineering Research using Abaqus/FEA, Simulia Inc.
  • 2010 Best Poster Award with J. Kelleher, COST Action Conference: Modeling and Assessment of the Human Voice, Erlangen, Germany – September 9, 2010
  • 2009 Purdue Acorn Award for Contribution to the Purdue Research Enterprise.
  • 2008 Travel Fellowship of the National Committee on Theoretical and Applied Mechanics to attend 2008 International Congress on Theoretical and Applied Mechanics, Adelaide.
  • 2008 Purdue Acorn Award for Contribution to the Purdue Research Enterprise.
  • 2008 Ruth and Joel Spira Award, Purdue University.
  • 2008 ITherm Conference Best Paper Award.
  • 2004-2008 Purdue University Faculty Scholar.
  • 2004 Discovery in Mechanical Engineering Award, Purdue University.
  • 2003 Purdue Teach for Tomorrow Award.
  • 2002 Best Paper Award of the American Society of Composites.
  • 1997-1999 Lecturer of the Federation of European Materials Societies (FEMS).
  • 1995-1996 Erwin Schr??dinger Fellowship, Austrian Science Foundation.
  • 1993 Travel Award, University of Leoben, Austria.
  • 1990 Honors Graduation Award, University of Leoben, Austria.
  • Ten Select Publications

    K. Zhang, R.W. Chan, T. Siegmund, "Biomechanics of fundamental frequency regulation: constitutive modeling of the vocal fold lamina propria," Logopedics Phoniatrics Vocology, 6 (2009) 181-189.

    S. Goyal, K. Srinivasan, G. Subbarayan, T. Siegmund, "Thermally-driven buckling delamination test to measure interfacial fracture toughness of thin film systems," Thin Solid Films, 518 (2010) 2056-2064.

    S. Goyal, K. Srinivasan, G. Subbarayan, T. Siegmund, "On instability-induced debond initiation in thin film systems," Engineering Fracture Mechanics 77 (2010) 1298-1313.

    T. Siegmund, M.R. Allen, D.B. Burr, "Can deterministic size effects contribute to fracture and microdamage accumulation in trabecular bone?" Journal of Theoretical Biology 265 (2010) 202-210.

    J. Kelleher, R.W Chan, T. Siegmund, "Spatially varying properties of the vocal ligament contribute to its eigenfrequency response," Journal of the Mechanical Behavior of Biological Materials 3 (2010) 600-609.

    J. Han, T. Siegmund, "Cohesive zone model characterization of the adhesive Hysol E2324" Journal of Adhesion and Adhesives, 25 (2011) doi: 10.1163/016942410X550003.

    S. Goyal, K. Srinivasan, G. Subbarayan, T. Siegmund, "Estimating the yield strength of thin metal films through elastic-plastic buckling-induced debonding," IEEE Transactions on Device and Materials Reliability 11 (2011) 358-361.

    J. Kelleher, R.W Chan, T. Siegmund, E. Henslee, "Optical measurements of vocal fold tensile properties: implications for phonatory mechanics," Journal of Biomechanics 44 (2011) 1729-1734.

    A. Mather, R. Cipra, T. Siegmund, "Structural integrity during remanufacture of a topologically interlocked material," International Journal of Structural Integrity (2011) in press.

    P. Bhattacharya, T. Siegmund, "A canonical biomechanical vocal fold model," Journal of Voice (2011) in press.