Experimental and simulation efforts influence our approaches to mechanics
Jaehyung Ju: Nonlinear constitutive modeling of cellular materials, Auxetic, porous structures, finite element analysis, dynamic impact analysis
Nandika Anne D’Souza: Fracture mechanics, viscoelasticity and rheology, creep, piezoresponse modelling
Nie Xu: High-rate mechanics, Dynamic fracture and failure, Novel experimental techniques
Xu Nie conducts rate and timedependent deformation on his Kolskymeasurement system.
“A High Resolution Laser Displacement Measurement Technique for Kolsky Bar”, Sandia National Laboratory, $52,000, 2/1/2013-6/30/2014, PI
“Dynamic Interfacial Friction under Various Pressures”, Air Force Research Laboratory (AFRL), $300,000 (UNT portion: $100,000), 8/15/2013-8/14/2015, PI
“Laser-based Velocity Measurement Technique with Hierarchical Resolution”, UNT ROP, $7,500, 9/1/2013-8/31/2014, PI
N. A. D’Souza and T. D. Golden, Bioinspired coatings for corrosion resistance, Qatar National Research Foundation, $275,000 1/1/2013 – 12/31/2015
N. A. D’Souza, Y. Tao, S. Brumbley Farmer-Academic-Industry Partnerships for Innovation in the Built Environment, National Science Foundation, 9/1/2011-8/31/2014
N. A. D’Souza and B. Ayre (and H. Lu, UTD), Collaborative Proposal: Characterization and Modeling of Natural Fiber Polymer Matrix Composites for Correlating Natural Fiber/Matrix Morphology, National Science Foundation, 6/1/2010 -5/31/2014
PI: J. Ju, Fracture toughness of ductile cellular materials for torsion”, KCIS, $20,000, 9/1/2013-8/31/2013.
PI: J. Ju, Large Strain and Rate Dependent Hyper-Viscoelastic Hysteresis Modeling of Filled Rubbers, UNT Research Initiation Grant (RIG), $10,000, 01/2012-12/2012.
Doo-Man Kim, School of Aerospace and Mechanical Engineering, Korea Aerospace University
X. Nie, B. Song, Y. Ge, W. Chen, T. Weeresooriya. “Dynamic Tensile Testing of Soft Materials”. Experimental Mechanics, 49, 451-458, 2009
J. Schultz*, D. Griese, J. Ju, P. Shankar, J.D. Summers, and L. Thompson, 2012, Design of Honeycomb Meso-Structures for Crushing Energy Absorption, Transactions of the ASME: Journal of Mechanical Design, 134(7):071004 online
Ranade, K. Nayak, D. Fairbrother, N.A. D'Souza, “Maleated and non-maleated polyethylene-montmorillonite layered silicate blown films: creep, dispersion and crystallinity”, Polymer, 46, 7323 (2005)
S. Vidhate, J. Chung, V. Vaidyanathan and N. A. D'Souza “Resistive–conductive transitions in the time-dependent piezoresponse of PVDF-MWCNT nanocomposites” Polym Journal 42, 567–574 (2010)
Xu Nie collaborates withBrett Sanborn, Tusit Weerasooriya, Army Research Laboratory, Bo Song, Erik Nishida, Sandia National Laboratory and Bradley Martin, Air Force Research Laboratory
Nandika Anne D’Souza collaborates with Gale Holmes, NIST, C. Powell and G. Beall at Texas State University