Publications

Pietro Pascale, Kumar Vemaganti, The systematic nature of regularization error in phase field modeling: Implications for crack nucleation and propagation, International Journal of Fracture, 2022. doi.org/10.1007/s10704-022-00670-y

Sourabh Shende, Andrew Gillman, Philip Buskohl, Kumar Vemaganti, Systematic cost analysis of gradient- and anisotropy-enhanced Bayesian design optimization, Structural and Multidisciplinary Optimization, 2022. doi.org/10.1007/s00158-022-03324-8

Teng Long, Sourabh Shende, Chia-Ying Lin, Kumar Vemaganti, Experiments and hyperelastic modeling show heterogeneity at high strains, Biomechanics and Modeling in Mechanobiology, 2022. doi.org/10.1007/s10237-022-01611-3

Pietro Pascale, Kumar Vemaganti, A variational model of elasto-plastic behavior of materials, Journal of Elasticity, 2022. doi.org/10.1007/s10659-021-09876-y

Sayali Kedari, Gowtham Atluri, Kumar Vemaganti, A hierarchical Bayesian approach to regularization with application to the inference of relaxation spectra, Journal of Rheology, 66 (2022) 125-145. doi.org/10.1122/8.0000232

Krishna Kenja, Arun Srinivasa, Kumar Vemaganti, A correlated likelihood function for Bayesian model calibration to harness gradient information, Mechanics of Advanced Materials and Structures (2021). doi.org/10.1080/15376494.2021.1980162

Nathan Hertlein, Philip Buskohl, Andrew Gillman, Kumar Vemaganti, Sam Anand, Generative Adversarial Network for Early-Stage Design Flexibility in Topology Optimization for Additive Manufacturing, Journal of Manufacturing Systems, 59 (2021) 675 - 685. https://doi.org/10.1016/j.jmsy.2021.04.007

David Yoo, Nathan Hertlein, Vincent W. Chen, Carson L. Willey, Andrew Gillman, Abigail Juhl, Sam Anand, Kumar Vemaganti, and Philip R. Buskohl, Bayesian Optimization of Equilibrium States in Elastomeric Beams, Journal of Mechanical Design, 143 (2021) 111702 - 13. https://doi.org/10.1115/1.4050743

S. Shende, A. Gillman, D. Yoo, P. Buskohl, K. Vemaganti, Bayesian Topology Optimization for Efficient Design of Origami Folding Structures, Structural and Multidisciplinary Optimization, 63(4) (2021), 1907–1926. https://doi.org/10.1007/s00158-020-02787-x

A. Roy, B. Sista, K. Vemaganti, Testing the Validity of Greenwood and Tripp’s Sum Surface Assumption, Journal of Tribology, 142(10) (2020) 101501-11. https://doi.org/10.1115/1.4046875

K. Kenja, S. Madireddy, K. Vemaganti, Calibration of Hyperelastic Constitutive Models: The Role of Boundary Conditions, Search Algorithms, and Experimental Variability, Biomechanics and Modeling in Mechanobiology, 19 (2020) 1935-1952. https://doi.org/10.1007/s10237-020-01318-3

A. Roy, K. Vemaganti, Anisotropy Characterization Using Abbott–Firestone Curves, Journal of Tribology, 142(2) (2020) 024501–05. https://doi.org/10.1115/1.4045163

K. Vemaganti, S. Madireddy, S. Kedari, On the inference of viscoelastic constants from stress relaxation experiments, Mechanics of Time-Dependent Materials, (2018). https://doi.org/10.1007/s11043-018-09403-y

P. Bhagwat, B. Sista, K. Vemaganti, A computational study of the effects of strain-hardening in micro-asperity friction models, Tribology Letters, 65 (2017) 1-14. http://dx.doi.org/10.1007/s11249-017-0939-0

Hongxiang Shi, Emily L. Kang, Bledar Alex Konomi, Kumar Vemaganti, Sandeep Madireddy, Uncertainty Quantification Using the Nearest Neighbor Gaussian Process, New Advances in Statistic and Data Science, ICSA Book Series in Statistics, D.-G Chen et al. (eds.), (2017) 89-107. http://doi.org/10.1007/978-3-319-69416-0_6

S. Deogekar, K. Vemaganti, A computational study of the dynamic propagation of two offset cracks using the phase field method, Engineering Fracture Mechanics, 182 (2017) 303-321. http://dx.doi.org/10.1016/j.engfracmech.2017.08.003

S. Madireddy, B. Sista, K. Vemaganti, Bayesian Calibration of Hyperelastic Constitutive Models of Soft Tissue, Journal of the Mechanical Behavior of Biomedical Materials, 59 (2016) 108-127. http://dx.doi.org/10.1016/j.jmbbm.2015.10.025

S. Madireddy, B. Sista, K. Vemaganti, A Bayesian Approach to Selecting Hyperelastic Constitutive Models of Soft Tissue, Computer Methods in Applied Mechanics & Engineering, 291 (2015) 102–122. http://dx.doi.org/10.1016/j.cma.2015.03.012

B. Sista, K. Vemaganti, A Computational Study of Dry Static Friction between Elastoplastic Surfaces Using a Statistically Homogenized Microasperity Model, Journal of Tribology, 137 (2015) 021601-01. http://dx.doi.org/10.1115/1.4028998

B. Sista, K. Vemaganti, Estimation of statistical parameters of rough surfaces suitable for developing micro-asperity friction models, Wear 316 (2014) 6-18. http://dx.doi.org/10.1016/j.wear.2014.04.012

Mark J. Schulz, Brad Ruff, Aaron Johnson, Kumar Vemaganti, Weifeng Li, Murali M. Sundaram, Guangfeng Hou, Arvind Krishnaswamy, Ge Li, Svitlana Fialkova, Sergey Yarmolenko, Anli Wang, Yijun Liu, James Sullivan, Noe Alvarez, Vesselin Shanov, Sarah Pixley, New Applications and Techniques for Nanotube Superfiber Development, in Nanotube Superfiber Materials: Changing Engineering Design, Schulz, Shanov, Yin (eds), Elsevier (2014) 33-59. http://dx.doi.org/10.1016/b978-1-4557-7863-8.00002-5

T. Bhattacharjee, M. Barlingay, H. Tasneem, E. Roan, K. Vemaganti, Cohesive zone modeling of mode I tearing in thin soft materials, Journal of the Mechanical Behavior of Biomedical Materials, 28 (2013) 37-46. http://dx.doi.org/10.1016/j.jmbbm.2013.07.015

E. Roan, K. Vemaganti, Strain rate-dependent viscohyperelastic constitutive modeling of bovine liver tissue, Medical & Biological Engineering & Computing 49 (2011) 497-506. http://dx.doi.org/10.1007/s11517-010-0702-2

Kumar Vemaganti, Grand R. Joldes, Karol Miller, Adam Wittek, Total Lagrangian Explicit Dynamics-Based Simulation of Tissue Tearing, in Computational Biomechanics for Medicine: Soft Tissues and the Musculoskeletal System, A. Wittek et al (eds), Springer (2011) 63-72. http://dx.doi.org/10.1007/978-1-4419-9619-0_7

A Strain Rate Dependent Constitutive Model for Liver Tissue: Experiments and Modeling 2008-06 http://dx.doi.org/10.1115/sbc2008-192921

AFM indentation and material property identification of soft hydrogels 2008 10.1115/DETC2007-35451

Viscohyperelastic Material Modeling of Liver Tissue 2007-06 10.1115/sbc2007-176728

K Vemaganti, Discontinuous Galerkin methods for periodic boundary value problems, Numerical Methods for Partial Differential Equations 23 (3), (2007) 587-596. http://dx.doi.org/10.1002/num.20191

N. Billade, K. Vemaganti, Hierarchical models of thin elastic structures: Overview and recent advances in error estimation and adaptivity, Computer Methods in Applied Mechanics and Engineering, 196 (2007) 3508-3523. 10.1016/j.cma.2006.10.021

E. Roan, K. Vemaganti, The nonlinear material properties of liver tissue determined from no-slip uniaxial compression experiments, Journal of Biomechanical Engineering, 129 (2007) 450-456. 10.1115/1.2720928

K. Vemaganti, P. Deshmukh, An adaptive global-local approach to modeling functionally graded materials, Computer Methods in Applied Mechanics and Engineering, 195 (2006) 4230-4243. 10.1016/j.cma.2005.08.005

A. Romkes, J. Tinsley Oden, K. Vemaganti, Multi-scale goal-oriented adaptive modeling of random heterogeneous materials, Mechanics of Materials, 38 (2006) 859-872. 10.1016/j.mechmat.2005.06.028

An atomic force microscopy indentation study of biomaterial properties 2005

K. Vemaganti, W. E. Lawrence, Parallel methods for optimality criteria-based topology optimization, Computer Methods in Applied Mechanics and Engineering, 194 (2005) 3637-3667. 10.1016/j.cma.2004.08.008

K. Vemaganti, N. Billade, Local error estimation for dimensional reduction: Application to special geometries, Communications in Numerical Methods in Engineering, 20 (2004) 323-333. 10.1002/cnm.676

K. Vemaganti, Modelling error estimation and adaptive modelling of perforated materials, International Journal for Numerical Methods in Engineering, 59 (2004) 1587-1604. http://www.scopus.com/inward/record.url?eid=2-s2.0-1842635168&partnerID=MN8TOARS

K. Vemaganti, Local error estimation for dimensionally reduced models of elliptic boundary value problems, Computer Methods in Applied Mechanics and Engineering, 192 (2003) 1-14. 10.1016/S0045-7825(02)00470-X

D. C. Hammerand, S. W. Key, J. T. Oden, I. Babuska, G. Rodin, C. Bajaj, S. Prudhomme, K. Vemaganti, Structural Simulations Using Multi-Resolution Material Models 2001-11. http://dx.doi.org/10.2172/789595

K. Vemaganti, J. T. Oden, Estimation of local modeling error and goal-oriented adaptive modeling of heterogeneous materials Part II: A computational environment for adaptive modeling of heterogeneous elastic solids, Computer Methods in Applied Mechanics and Engineering, 190 (2001) 6089-6124. 10.1016/S0045-7825(01)00217-1

J. T. Oden, K. Vemaganti, Estimation of Local Modeling Error and Goal-Oriented Adaptive Modeling of Heterogeneous Materials: I. Error Estimates and Adaptive Algorithms, Journal of Computational Physics, 164 (2000) 22-47. 10.1006/jcph.2000.6585

J. T. Oden, K. Vemaganti, Recent Advances in Adaptive Modelling of Heterogeneous Media, 2000. http://dx.doi.org/10.1016/b978-008043568-8/50003-1

J. T. Oden, K. Vemaganti, Adaptive hierarchical modeling of heterogeneous structures, Physica D: Nonlinear Phenomena, 133 (1999) 404-415. http://www.scopus.com/inward/record.url?eid=2-s2.0-0039172583&partnerID=MN8TOARS

J. T. Oden, K. Vemaganti, N. Moes, Hierarchical modeling of heterogeneous solids, Computer Methods in Applied Mechanics and Engineering, 172 (1999) 3-25. http://www.scopus.com/inward/record.url?eid=2-s2.0-0032673063&partnerID=MN8TOARS

N. Moes, J. T. Oden, K. Vemaganti, J-F. Remacle, Simplified methods and a posteriori error estimation for the homogenization of representative volume elements (RVE), Computer Methods in Applied Mechanics and Engineering, 176 (1999) 265-278. http://www.scopus.com/inward/record.url?eid=2-s2.0-0032650099&partnerID=MN8TOARS

Y. Fu, K. J. Klimkowski, G. J. Rodin, E. Berger, J. C. Browne, J. K. Singer, R. A. Van De Geijn, K. Vemaganti, A fast solution method for three-dimensional many-particle problems of linear elasticity, International Journal for Numerical Methods in Engineering, 42 (1998) 1215-1229. http://www.scopus.com/inward/record.url?eid=2-s2.0-0032141405&partnerID=MN8TOARS

N. Moes, J. T. Oden, K. Vemaganti, A two-scale strategy and a posteriori error estimation for modeling heterogeneous structures, Advances in Adaptive Computational Methods in Mechanics, 47 (1998) 115-133. http://dx.doi.org/10.1016/s0922-5382(98)80008-1

L. Hayes, K. Vemaganti, Moving grid finite element model for the freezing of tissue, ASME-PUBLICATIONS-HTD, 322 (1995) 165-170.