Education
Ph. D., Theoretical & Applied Mechanics, University of Illinois at Urbana-Champaign, 1994
M. S., Mining Engineering, University of Utah,
1991
B. Tech., Mining Engineering, Indian School
of Mines, 1988
Experience
Professor, Civil & Environmental Engineering,
Carnegie Mellon University,
2007-
Associate Professor, Civil & Environmental Engineering,
Carnegie Mellon University, 2003-2007
Assistant Professor, Civil & Environmental
Engineering, Carnegie Mellon University, 2000-2003
Research Scientist, Center for Simulation of
Advanced Rockets, Univ.
of Illinois at
Urbana-Champaign, 1998-2000
Selected projects:
- Numerical
modeling of ‘non-material’ solid-gas interface and solid region
in solid rocket booster motors
- Theoretical
and numerical modeling of length-scale effects in single crystal and polycrystal plasticity
Senior Research Engineer, Hibbitt,
Karlsson & Sorensen, Inc., 1995-1998
Selected projects:
- Developed
and implemented the fully-integrated, finite-strain, ABAQUS Standard shell
element S4
- Implemented
the Bergström-Boyce model for polymer hysteresis
(nonlinear viscoelasticity) in ABAQUS Standard -
ABAQUS keyword *Hysteresis
Post-Doctoral Fellow, Dept. of Mechanical Eng.
& Applied Mechanics, University of Pennsylvania, 1994-1995
- Formulation
of a gradient theory of crystal plasticity based on the notion of lattice
incompatibility