Mead Witter Foundation Professor
NVIDIA CUDA Fellow
Department of Mechanical Engineering
Department of Electrical and Computer Engineering (affiliated)
University of Wisconsin-Madison
4150ME Mech. Engineering Building
Google Scholar Page
1513 University Avenue
Madison, WI 53706-1572
Phone: (608) 265 6124
Email: negrut at wisc dot edu
: Computational Mechanics, High Performance Computing, Numerical Methods.
Application Areas of Interest
: Ground Vehicle Mobility Simulation, Autonomous Vehicle Simulation, Virtual Reality and Virtual Prototyping, Fluid-Solid Interaction, Granular Dynamics.
]: Technical Reports, Students Theses, Presentations.
]: Movie related to lab simulations.
]: Workshops, High-School Student Summer Camp, Industry Consortium.
]: Scientists, Grad Students, Undergrads, Lab Visitors.
]: Parallel Computing, Computational Dynamics, Ground Vehicle Mobility, Fluid-Solid Interaction, Sparse Linear Solver.
]: Open Source, BSD3, Multi-Physics Simulation Engine.
]: Sparse Linear System Solver on the GPU.
]: Lab CPU/GPU Supercomputer.
: High Performance Computing for Engineering Applications [2008-F
: Advanced Computational Multibody Dynamics [2010-S
: Kinematics and Dynamics of Machines Systems [2007-F][2009-S
: Intermediate Vibrations [2009-S
: Introduction to Dynamic Systems [2006-S][2006-F][2007-S][2007-F]
Conference Keynote Talks
“From Granular Dynamics to Fluid-Solid Interaction and From Large Optimization Problems to Solving Sparse Linear Systems, ” High Performance Computing In Science and Engineering Conference, IT4Innovations National Supercomputing Center, Czech Republic, May 25, 2015
“Getting Shape into Computational Dynamics. Getting Computational Dynamics in Shape, ” The 11th International Conference for Mesoscopic Methods, New York City, July 17, 2014
“The Role of High Performance Computing in Computational Dynamics, ” The 3rd Joint International Conference on Multibody System Dynamics (IMSD 2014) and the 7th Asian Conference on Multibody Dynamics (ACMD 2014), June 2014
“High Performance Computing in Multibody Dynamics, ” BIRS Workshop on Computational Contact Mechanics: Advances and Frontiers in Modeling Contact, Banff International Research Station, Canada, February 2014
Chapters in Books
“Chrono: An Open Source Multi-Physics Dynamics Engine,” A. Tasora, R. Serban, H. Mazhar, A. Pazouki, D. Melanz, J. Fleischmann, M. Taylor, H. Sugiyama, and D. Negrut, Springer’s Lecture Notes in Computer Science, Tomas Kozubek editor, 2016
“Unified Memory in CUDA 6: A Brief Overview, ” D. Negrut, R. Serban, A. Li, A. Seidl, Dr. Dobb’s Journal, September 2014
“A Lagrangian-Lagrangian framework for the simulation of rigid and deformable bodies in fluid,” A. Pazouki, R. Serban, and D. Negrut, Multibody Dynamics: Computational Methods and Applications, Springer, ISBN: 9783319072593, 2014
“Accelerating Computer Aided Engineering with GPU Computing,” H. Mazhar, T. Heyn, D. Melanz, A. Pazouki, A. Bartholomew, D. Negrut, P. Jayakumar, A. Tasora, ACIER:AMS, 2014
“Solving Large Multi-Body Dynamics Problems on the GPU,” D. Negrut, A. Tasora, M. Anitescu, H. Mazhar, T. Heyn, A. Pazouki, accepted, book chapter in GPU Gems 4, 2011.
“GPU-based Parallel Computing for the Simulation of Complex Multibody Systems with Unilateral and Bilateral Constraints: An Overview,” A. Tasora, D. Negrut, M. Anitescu in Springer-Verlag’s “Multibody Dynamics: Computational Methods and Applications,” W. Blajer, K. Arczewski, J. Fraczek, and M. Wojtyra (eds.), pp. 283-327, 2011.
“A Second Order Extension of the Generalized-Alpha Method for Constrained Systems in Mechanics,” L. O. Jay, D. Negrut, in Springer-Verlag’s “Multibody Dynamics: Computational Methods and Applications,” series, C. Bottasso editor, pp. 143-158, 2008.
“Efficient computation of cartilage contact pressures within dynamic simulations of movement,” Colin R. Smith, Kwang Won Choi, Dan Negrut and Darryl G. Thelen, Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization, 2016 (html
“On the Use of Computational Multi-body Dynamics Analysis in SLS-based 3D Printing,” H. Mazhar, T. Osswald, D. Negrut, Additive Manufacturing, 2016 (html
“Experimental Validation of a Differential Variational Inequality-Based Approach for Handling Friction and Contact in Vehicle/Granular-Terrain Interaction,” D. Melanz, P. Jayakumar, D. Negrut, Journal or Terramechanics, 2016 (html
“Numerical Investigation of Microfluidic Sorting of Microtissues,” A. Pazouki, D. Negrut, Computers and Mathematics with Applications, doi:10.1016/j.camwa.2015.09.031, 2015
“On the importance of displacement history in soft-body contact models,” A. Fleischmann, R. Serban, D. Negrut, and P. Jayakumar, ASME Journal of Computational and Nonlinear Dynamics, doi:10.1115/1.4031197, 2015
“Using Nesterov’s Method to Accelerate Multibody Dynamics with Friction and Contact,” H. Mazhar, T. Heyn, A. Tasora, D. Negrut, Association for Computing Machinery Transactions on Graphics, Vol.34(3), 32:1–32:14, 2015
“A GPU-based preconditioned Newton-Krylov solver for flexible multibody dynamics,” R. Serban, D. Melanz, A. Li, I. Stanciulescu, J. Jayakumar, D. Negrut, International Journal for Numerical Methods in Engineering, Volume 102, Issue 9, pp. 1585--1604, 1 June 2015
“A numerical study of the effect of particle properties on the radial distribution of suspension in pipe flow,” A. Pazouki and D. Negrut, Computers & Fluids, Volume 108, Pages 1–12, 15 February 2015
“A high performance computing approach to the simulation of fluid-solid interaction problems with rigid and flexible bodies,” A. Pazouki, R. Serban, and D. Negrut, Archive of Mechanical Engineering. Volume 61, Issue 2, Pages 227–251, ISSN (Online) 2300-262X, DOI: 10.2478/meceng-2014-0014, August 2014
“Parallel Computing in Multibody System Dynamics: Why, When and How,” D. Negrut, R. Serban, H. Mazhar, T. Heyn, ASME Journal of Computational and Nonlinear Dynamics, doi: 10.1115/1.4027313, 9(4):041007-041007-12, 2014 . ( PDF
“A Matrix-Free Newton Krylov Parallel Implicit Implementation of the Absolute Formulation,” D. Melanz, N. Khude, P. Jayakumar, D. Negrut, ASME Journal of Computational and Nonlinear Dynamics, doi:10.1115/1.4025281, 9(1):011006-011006-9, 2013
“Using Krylov Subspace and Spectral Methods for Solving Compementarity Problems in Many-Body Contacti Dynamics Simulation,” T. Heyn, A. Tasora, M. Anitescu, D. Negrut, International Journal for Numerical Methods in Engineering, vol. 95(7), pp. 541–561, 2013
“Investigating Through Simulation the Mobility of Light Tracked Vehicles Operating on Discrete Granular Terrain,” D. Negrut, D. Melanz, H. Mazhar, D. Lamb, P. Jayakumar and M. Letherwood, SAE Int. JPasseng. Cars - Mech. Syst. 6:369-381;, DOI: 10.4271/2013-01-1191, May 2013.
“Chrono: A Parallel Multi-Physics Library for Rigid-Body, Flexible-Body, and Fluid Dynamics,” H. Mazhar, T. Heyn, A. Pazouki, D. Melanz, A. Seidl, A. Bartholomew, A. Tasora, and D. Negrut, Mechanical Sciences, 4(1):49-64, 2013
“On the Parallel Sumulation of Large Flexible Body Systems with Multiple Contacts,” N. Khude, D. Melanz, I. Stanciulescu, D. Negrut, ASME Journal of Computational and Nonlinear Dynamics, doi:10.1115/1.4023915, 2013
“A Compliant Visco-Plastic Particle Contact Model based on Differential Variational Inequalities,” A. Tasora, M. Anitescu, S. Negrini, D. Negrut, accepted, International Journal of Nonlinear Mechanics, 2013.
“Leveraging Parallel Computing in Multibody Dynamics,” D. Negrut, A. Tasora, H. Mazhar, T. Heyn, P. Hahn, Multibody System Dynamics, DOI: 10.1007/s11044-011-9262-y, vol. 27, pp. 95-117, 2012.
“A Physics-Based Vehicle/Terrain Interaction Model for Soft Soil Off-Road Vehicle Simulations,” J. Madsen, D. Negrut, A. Reid, A. Seidl, P. Ayers, G. Bozdech, J. Freeman, J. O’Kins, SAE International Journal of Commercial Vehicles, doi:10.4271/2012-01-0767, 2012.
“Parallel collision detection of ellipsoids with applications in large scale multibody dynamics,” A. Pazouki, H. Mazhar, D. Negrut, Mathematics and Computers in Simulation, vol. 82, pp. 879-894, 2012.
“A Co-Simulation Environment for High-Fidelity Virtual Prototyping of Vehicle Systems,” M. Datar, I. Stanciulescu, D. Negrut, International Journal of Vehicle Systems Modeling and Testing, vol. 7, pp. 54-72, 2012.
“An Expeditious High Fidelity ABAQUS-Based Surrogate Tire Model for Full Vehicle Durability Analysis in ADAMS,” H. Ardeh, M. Datar, K. Jagadeesan, D. Negrut, SAE International Journal of Materials and Manufacturing, DOI: 10.4271/2011-01-0187, 2011.
“Reliability Prediction for the HMMWV Suspension System,” D. Ghiocel, D. Negrut, D. Lamb, D. Gorsich, SAE International Journal of Materials and Manufacturing, DOI: 10.4271/2011-01-0726, 2011.
“A Scalable Parallel Method for Large Scale Collision Detection Problems,” H. Mazhar, T. Heyn, D. Negrut, Multibody System Dynamics, pp. 1-19. doi:10.1007/s11044-011-9246-y, vol. 26, pp. 37-55, 2011.
“A Quantitative Assessment of the Potential of Implicit Integration Methods for Molecular Dynamics Simulation,” N. Schafer, D. Negrut, ASME Journal of Computational and Nonlinear Dynamics, Vol, 5(3), doi: 10.1115/1.4001392, 2010.
“Construction and Use of Surrogate Models for the Dynamic Analysis of Multibody Systems,” H. Ansari, M. Tupy, M. Datar, D. Negrut, SAE International Journal of Passenger Cars-Mechanical Systems, Vol. 3(1), pp. 8-20, 2010.
“A Framework for Terrain-Induced Uncertainty Quantification in Vehicle Dynamics Simulation,” M. Datar, D. Gorsich, D. Lamb, D. Negrut, International Journal of Vehicle Systems Modeling and Testing, Vol. 4, pp. 234-255, 2009.
“A Discussion of Low Order Numerical Integration Formulas for Rigid and Flexible Multibody Dynamics,” D. Negrut, L. O. Jay, N. Khude, ASME Journal of Computational and Nonlinear Dynamics, Vol. 4(2), doi: 021008.1-021008.11, 2009.
“On the Regularity of Reduced Models Obtained by Quasicontinuum-like Approaches,” M. Anitescu, D. Negrut, P. Zapol, A. El-Azab, Mathematical Programming, Vol. 118(2), pp. 207-236, 2009.
“Efficient Sampling of Dynamical Systems with Spatial Uncertainty,” K. Schmitt, M. Anitescu, D. Negrut, International Journal for Numerical Methods in Engineering, Vol. 80(4), pp. 537-564, 2009.
“Large-Scale Parallel Multi-Body Dynamics with Frictional Contact on the Graphical Processing Unit,” A. Tasora, D. Negrut, M. Anitescu, Proc. IMechE, Part K: Journal Multi-body Dynamics, Vol. 222(4), pp. 315-326, 2008.
“Implicit and Explicit Integration in the Solution of the Absolute Nodal Coordinate Differential/Algebraic Equations,” B. Hussein, D. Negrut, A. Shabana, Nonlinear Dynamics, Vol. 54, pp. 283-296, 2008.
“Quasicontinuum-like reduction of DFT calculations of nanostructures,” D. Negrut, M. Anitescu, A. El-Azab, P. Zapol, Journal of Nanoscience and Nanotechnology, Vol. 8, pp. 3729-3740, 2008.(pdf
“Extensions of the HHT-method to differential-algebraic equations in mechanics,” L. O. Jay, D. Negrut, Electronic Transactions on Numerical Analysis, Vol. 26, pp. 190-208, 2007.(pdf
“On the regularity of reduced models obtained by quasicontinuum-like approaches, ” M. Anitescu, D. Negrut, P. Zapol, A. El-Azab, Mathematical Programming, accepted, 2007.(pdf
“On an Implementation of the HHT Method in the Context of Index 3 Differential Algebraic Equations of Multibody Dynamics,” D. Negrut, R. Rampalli, G. Ottarsson, and A. Sajdak, ASME Journal of Computational and Nonlinear Dynamics, Vol. 2, No. 1, pp. 73-85, 2007. (pdf
“A Practical Approach for the Linearization of the Constrained Multibody Dynamics Equations,” D. Negrut, and J. Ortiz, ASME Journal of Computational and Nonlinear Dynamics, Vol.1, Issue 3, pp.230-239, 2006. (pdf
“A Rosenbrock-Nystrom State Space Implicit Approach for the Dynamic Analysis of Mechanical Systems: I – Theoretical Formulation,” A. Sandu, D. Negrut, E. Haug, F. Potra and C. Sandu, Journal of Multi-body Dynamics, Vol. 217, No. 4, pp. 263-271(9), 2003. (pdf
“A Rosenbrock-Nystrom State Space Implicit Approach for the Dynamic Analysis of Mechanical Systems: II – The Method and Numerical Examples,” D. Negrut, A. Sandu, E. Haug, F. Potra and C. Sandu, Journal of Multi-body Dynamics, Vol. 217, No. 4, pp. 273-281(9), 2003. (pdf
“Linear algebra considerations for the multi-threaded simulation of mechanical systems,” D. Negrut, Multibody System Dynamics, Vol. 10, No. 1, pp.61-80, 2003. (pdf
“An Implicit Runge-Kutta Method for the Integration of Differential-Algebraic Equations of Multibody Dynamics,” D. Negrut, E.J. Haug and H.C. German, Multibody System Dynamics, Vol. 9, No.2, pp.121-142, 2003. (pdf
“Numerical Methods for High-Speed Vehicle Dynamic Simulation,” E. J. Haug, D. Negrut, R. Serban and D. Solis, Mechanics of Structures and Machines, Vol. 27(4), 1999. (pdf
“Implicit Runge-Kutta Integration of the Equations of Multibody Dynamics in Descriptor Form,” E. Haug, D. Negrut and C. Engstler, Mechanics of Structures and Machines, Vol. 27(3), 1999. (pdf
“A State-Space Based Implicit Integration Algorithm for Differential-Algebraic Equations of Multibody Dynamics,” E. Haug, D. Negrut and M. Iancu, Mechanics of Structures and Machines, Vol. 25(3), 1997. (pdf
“A Topology Based Approach for Exploiting Sparsity in Multibody Dynamics. The Cartesian Formulation,” R. Serban, D. Negrut, F.A. Potra, and E.J. Haug, Mechanics of Structures and Machines, Vol. 25(3), 1997. (pdf
“A Topology Based Approach for Exploiting Sparsity in Multibody Dynamics. The Joint Formulation,” D. Negrut, R. Serban, F.A. Potra, and E.J. Haug, Mechanics of Structures and Machines, Vol. 25(2), 1997. (pdf
“Dynamic Tire Modelling for Application with Vehicle Simulations Incorporating Terrain,” D. Negrut, and J. Freeman, SAE Journal of Passenger Cars - V103-6, 1994.
My wife, Cristina, is a user experience designer. In 2006 she founded Graduation Wisdom, a website where she curates graduation speeches and quotes.
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