2010 Workshop Presenters

Alexander Vakakis

Alex Vakakis is Professor in the Department of Mechanical Science and Engineering of the University of Illinois at Urbana - Champaign

Presentation: Implementation of Intentional Strong Nonlinearity in Dynamics and Design

John Judge

John Judge is an Associate Professor of Mechanical Engineering at The Catholic University of America in Washington, DC.  He earned his B.S. at Cornell University in 1996 and his Ph.D. at the University of Michigan in 2002, where he conducted an experimental investigation of vibration localization in turbomachinery. Prior to joining the faculty at CUA, he spent two years as a postdoctoral researcher in the Physical Acoustics branch at the Naval Research Laboratory.  His research areas include vibration and dynamics of complex structures, dynamics of micro- and nano-mechanical systems (MEMS/NEMS), laser vibrometry and experimental characterisation of systems using vibration and acoustics, and seismic/acoustic detection of landmines and improvised explosive devices.

Presentation: Vibration of Arrays of Micro & Nanoscale Devices

Andrew Dick

Andrew Dick is an assistant professor of mechanical engineering in the Department of Mechanical Engineering and Materials Science at Rice University in Houston, Texas. He received a Ph.D. in mechanical engineering from the University of Maryland in 2007.

Presentation: Nonlinear Dynamics in Atomic Force Microscopy and Micro-Resonators

Lawrie Virgin

Lawrie Virgin is Professor of Mechanical Engineering and Materials Science at Duke University in North Carolina. He is a former Chair of the Department of Civil and Environmental Engineering and has been a faculty member at Duke since 1988. Prior to that he received his education in the United Kingdom culminating in a PhD from the University of London. His research interests are centered on nonlinear mechanics especially buckling, nonlinear vibration and their interaction. Applications of his research include ship capsize, aeroelasticity, marine risers, rocking blocks, control, sonic fatigue, solar sails and the dynamics of very slender structures. He has written more than a hundred journal papers and two books: Introduction to Experimental Nonlinear Dynamics” (2000) and “Vibration of Axially Loaded Structures” (2007) both published by Cambridge University Press.

Presentation: A system with reversible equilibria

Bala Balachandran

Dr. Balachandran is a Professor of Mechanical Engineering at the University of Maryland, College Park. His research interests include nonlinear phenomena, dynamics and vibrations, and control.

Presentation: Can Noise be Used in a Beneficial Manner?

Matt Allen

Matt Allen joined the faculty of the Engineering Mechanics program in the department of Engineering Physics at the University of Wisconsin-Madison in 2007.  He was previously employed as a post-doctoral researcher at Sandia National Laboratories and received Doctoral and M. S. degrees from the Georgia Institute of Technology in 2005 and 2004 and a B.S. in Mechanical Engineering from Brigham Young University in 2001.  His current interests include:  modal parameter identification, micro- and nano- scale systems, uncertainty in dynamic systems, nonlinear dynamic systems, force reconstruction, admittance (impedance) coupling techniques, time-periodic systems, rotating machinery, and controls.  Matt’s Doctoral thesis was concerned with Multi-Input-Multi-Output modal parameter identification algorithms.  As an undergraduate, he worked in testing and developing carbon fiber materials with a unique viscoelastic damping treatment.  He also enjoys downhill skiing, tennis, mountain biking, Spanish language and spending time with his wife and two kids.

Presentation: Nonlinear System Identification using Linear Time Periodic Approximations

Brian Feeny

Brian Feeny (Wisconsin, 1984; Va Tech, 1986; Cornell, 1990) is an Associate Professor in Mechanical Engineering at Michigan State University. He currently serves as vice chair of the ASME Technical Committee on Vibration and Sound, and Associate Editor for the Journal of Vibration and Acoustics.  His research interests are in dynamics and vibration, with current activities in nonlinear dynamics, modal decomposition, friction dynamics, and system identification, and with applications to wind turbines, centripetal pendulum vibration absorbers, and bio-locomotion.

Presentation: Slow Effects of Fast Excitation and Friction

Michael W. Hyer

M.W. Hyer is the N. Waldo Harrison Professor of Engineering Science and Mechanics at Virginia Tech. His research interests are in the area of the mechanics of fiber-reinforced composite materials and structures. He is particularly interested in the elastic couplings available with fiber-reinforced materials, with thermal effects, and with stability. Professor Hyer has been the president of the American Society for Composites, was recent chair of the Structures Technical Committee of AIAA, and is a Fellow in four professional societies.

Presentation: Dynamics of Bi-Stable Unsymmetric Fiber-Reinforced Composite Laminates

Brian Mann

Brian Mann is an Assistant Professor at Duke University in the Mechanical Engineering and Material Science Department.  Although he maintains a general interest in the field of dynamical systems, his present research repertoire includes the dynamics of time delayed systems, nonlinear dynamics in electromechanical  systems, and nonlinear interactions in energy harvesting systems.

Presentation: Using Nonlinear Behavior to Harvest Energy

Mohammed F. Daqaq

Mohammed F. Daqaq received his Bachelor's degree in Mechanical Engineering from Jordan University of Science and Technology in 2001; his M.Sc. and Ph.D. degrees in Engineering Mechanics from Virginia Tech in 2003, and 2006, respectively. He is currently an Assistant Professor of Mechanical Engineering at Clemson University.

Presentation: Vibratory Energy Harvesting in Random Environments

Chris Rahn

Christopher D. Rahn graduated from the University of Michigan with a Bachelors degree in mechanical engineering in 1985.  He then obtained a Masters degree from the University of California, Berkeley in 1986.  After three years as a Research and Development Engineer at Space Systems/LORAL, he returned to Berkeley to pursue a Ph.D.  After graduating from Berkeley in 1992, Dr. Rahn joined the Department of Mechanical Engineering at Clemson University. In 2000, Dr. Rahn moved to the Pennsylvania State University where he is now a Professor of Mechanical Engineering.  His research interests include dynamic modeling, design, and control of distributed nonlinear systems with application to robotics, mechatronics, and MEMS.

Presentation: Fluidic Flexible Matrix Composites: TVAs, TVIs, and Semi-Active Control

Neil Sims

Neil Sims is a Senior Lecturer in the Department of Mechanical Engineering at the University of Sheffield. His research activities started with a PhD dissertation in the field of smart fluids. More recently he has been involved in research projects focussing on machining dynamics, energy harvesting, and uncertainty propagation in structural dynamics.

Presentation: Machining dynamics, smart fluids, energy harvesting, and uncertainty propagation

Dane Quinn

D. Dane Quinn was awarded the B.M.E. degree from Georgia Tech in 1991 and, in 1995, a Ph.D. from Cornell University in the Department of Theoretical and Applied Mechanics. He is currently a Professor on the faculty of The University of Akron in the Department of Mechanical Engineering. His research interests lie in the areas of applied dynamical systems and mechanics. Finally, he serves as an Associate Editor for the ASME Journal of Vibration and Acoustics, Mathematical Problems in Engineering, and on the editorial board of Nonlinear Dynamics.

Presentation: Nonlinear Energy Harvesting

Patricia Davies

Patricia Davies received her B.Sc. in Mathematics from the University of Bristol in 1977, and her M.Sc. and Ph.D. in Sound and Vibration from the University of Southampton in 1981 and 1985, respectively.   Her Ph.D. research was focused on time-domain modeling applied to acoustics and vibrations problems. She stayed at the Institute of Sound and Vibration Research (ISVR) until December 1986 doing postdoctoral research on statistical modeling of shock propagation through structures. She is currently a Professor of Mechanical Engineering at Purdue and teaches courses in measurements, controls, signal processing and mechanics.  Dr. Davies is also the Director of the Ray W. Herrick Laboratories, where she conducts research in the areas of sound perception, signal processing, and nonlinear system identification.  Her research has been funded by government and by industry.  She has applied her research to modeling of human response to machinery and transportation noise; modeling the dynamics of viscoelastic materials and seat-occupant systems; visualization of automobile noise sources during pass-by tests; predicting machinery failure; and developing automatic analysis tools for classification of infant and mother laughter.  She co-founded a Perception-based Engineering research Center which was formed from the collaborative research of a group of engineering and psychology professors at Purdue.  Dr. Davies has just completed a two-year term as President of the Institute of Noise Control Engineering.

Presentation: Seat-Occupant & Polyurethane Foam Modeling; Aircraft Noise & Sleep Disturbance Modeling

David Chelidze

David Chelidze is a Professor of Mechanical Engineering at the University of Rhode Island. His expertise is in experimental nonlinear dynamics and data-driven system health monitoring. His current research (sponsored by NSF, NIH, US Army and AFRL) focuses on nonlinear dynamics of structures, structural damage identification and prediction, and identifying fatigue related changes in human coordination. He obtained his PhD in Engineering Science and Mechanics from the Pennsylvania State University, and is a recipient of the NSF CAREER award, and Edmund and Dorothy Marshall Award for Faculty Excellence in Research.

Presentation: Multivariate Analysis for Characterizing Multiscale Dynamical Systems

Phil Bayly

Phil received his BS from Dartmouth College, his MS from Brown University, and his PhD in Mechanical Engineering from Duke University in 1993. Since then he has been at Washington University in St. Louis, where he is currently Professor and Chair of Mechanical, Aerospace and Structural Engineering. His research interests involve nonlinear dynamics, vibrations and waves in mechanical and biomedical systems.

Presentation: Mechanics and coordination of cilia and flagella

Earl Dowell

Dr. Dowell is an elected member of the National Academy of Engineering, an Honorary Fellow the American Institute of Aeronautics and Astronautics (AIAA) and a Fellow of the American Academy of Mechanics  and the American Society of Mechanical Engineers.  He has also served as Vice President for Publications and member of the Executive Committee of the Board of Directors of the AIAA, as a member of the United States Air Force Scientific Advisory Board, the Air Force Studies Board, the AGARD (NATO) advisory panel for aerospace engineering, as President of the American Academy of Mechanics, Chair of the US National Committee on Theoretical and Applied Mechanics and as Chairman of the National Council of Deans of Engineering.  He is a recipient of the the AIAA Structure, Structural Dynamics and Materials Award, the Von Karman Lectureship and the Crichlow Prize as well as the ASME Spirit of St. Louis Medal and Den Hartog Award as well as the Guggenheim Medal awarded jointly by the AIAA, ASME, AHS and SAE.

Currently he serves on boards of visitors of Carnegie Mellon University, Georgia Institute of Technology, Princeton University, University of Illinois and the University of Rochester. He is a consultant to government, industry and universities in science and technology policy and engineering education as well as on the topics of his research. Dr. Dowell research ranges over the topics of aeroelasticity, nonsteady aerodynamics and nonlinear dynamics. In addition to being author of over two hundred research articles, Dr. Dowell is the author or co-author of four books, "Aeroelasticity of Plates and Shells", "A Modern Course in Aeroelasticity", "Studies in Nonlinear Aeroelasticity" and “Dynamics of Very High Dimensional Systems”.  His teaching spans the disciplines of acoustics, aerodynamics, and dynamics.

 Dr. Dowell received his B.S. degree from the University of Illinois and his S.M. and Sc.D. degrees from the Massachusetts Institute of Technology.  Before coming to Duke as Dean of the School of Engineering, serving from  1983-1999, he taught at M.I.T. and Princeton.  He has also worked with the Boeing Company.

Presentation: Nonlinear Aeroelasticity Energy Harvesting

Raymond Plaut

Raymond Plaut is an emeritus professor in the college of engineering at Virgnia Tech. He was the Dan H. Pletta Professor of Engineering in the department of Civil & Environmental Engineering. He has published many papers on various aspects of structural behavior and dynamics. He has won many awards for his work. He obtained his undergraduate education at Cal Tech, and did his graduate work at UC-Berkeley.

Presentation: Rocking instability of a two-wheeled suitcase

Eric Butcher

Eric Butcher is an Associate Professor of Mechanical and Aerospace Engineering and is the inaugural holder of the Dwight and Aubrey Chapman Endowed Professorship.  His research interests in Mechanical Engineering are in the areas of nonlinear dynamics and vibrations (with a focus on time-varying, time-delayed, and stochastic systems) and mechanisms (using graph-theoretic methods in type synthesis).   In Aerospace Engineering he teaches classes and performs research in controls and astrodynamics, including both orbital mechanics and satellite attitude dynamics.  He has been at NMSU since Jan. 2007, during which time he has been a PI or co-PI on grants from NASA, Air Force, Los Alamos National Labs, Department of Education, and NSF.  Dr. Butcher has 71 refereed publications and has taught 11 different classes at the undergraduate and graduate levels (with 2 new courses planned for 2010-11).  He is a member of AIAA, SIAM, ASEE, the Planetary Society, and serves on the Technical Committee for Multibody Systems and Nonlinear Dynamics of ASME.  Previously he was an assistant and associate professor at the University of Alaska Fairbanks and a postdoctoral researcher at Sandia National Laboratories.  His M.S. and Ph.D.  degrees are both from Auburn University , where he was a student of Prof. S. C. Sinha.  He has a B.S. in engineering physics as well as a Bachelor of Musical Arts degree from the University of Oklahoma.  His current hobbies include music (drumming and DJing electronic club music), outdoor activities (backpacking and mountain biking), and anything to do with space exploration.  While living in Alaska he raced sled dog teams, and completed both the Iditarod and Yukon Quest sled dog races.  He has plans to learn to skydive and get a motorcycle.

Presentation: Three Current Research Interests

Shane Ross

Ross is the author of several publications in the areas of mechanics and nonlinear dynamics, related to areas such as vehicle control, transport and mixing in fluids, bio-locomotion, and chemical physics. His work has been featured in Science, New Scientist, American Scientist, and the Times of London. He has Ph.D. from Caltech in control and dynamical systems and has been at Virginia Tech in the department of Engineering Science and Mechanics since 2006.

Presentation: Geometric and statistical tools for state space analysis

Giuseppe Rega

Professor of Solid and Structural Mechanics at Sapienza University of Rome, Italy, where is Chairman of Ph. D. Program in Structural Engineering and Director of Doctoral School in Civil Engineering and Architecture. Past President of Italian Association of Theoretical and Applied Mechanics (AIMETA). Member of EUROMECH Nonlinear Oscillations Conference Committee. Chairman of Euromech Colloquia and IUTAM Symposia, he will chair next ENOC 2011 in Rome. Associate Editor, Guest Editor, Editorial Board Member of several International Journals. Research interests in cable dynamics, nonlinear vibrations in applied mechanics and structural dynamics, bifurcation and chaos, control of oscillations and chaos, reduced-order modeling, dynamic integrity, wave propagation, smart materials.

Presentation: Dynamic Integrity and Control of Nonlinear Mechanical/Structural Systems

Sophia Santillan

I earned my MS and PhD in Mechanical Engineering from Duke University, studying with Lawrie Virgin. I also earned a certificate in Nonlinear and Complex Systems. I'm currently an Assistant Professor at the US Naval Academy in the Mechanical Engineering Department.

Presentation: Highly Deformed Slender Structures

Harry Dankowicz

Harry Dankowicz is Associate Professor in the Department of Mechanical Science and Engineering at the University of Illinois at Urbana-Champaign and has held faculty positions in the Department of Engineering Science and Mechanics at Virginia Polytechnic Institute and State University and in the Department of Mechanics at the Royal Institute of Technology (KTH) in Stockholm, Sweden. He received his M.S. degree (1991) in Engineering Physics from KTH; and his Ph.D. degree (1995) in Theoretical and Applied Mechanics with minors in Mathematics and Astronomy from Cornell University. Prof. 
Dankowicz is the recipient of several prestigious awards, including a Junior Individual Grant from the Swedish Foundation for Strategic Research and a Presidential Early Career Award for Scientists and Engineers from NSF. As director of the Applied Dynamics Laboratory at UIUC, he conducts dynamical systems research at the intersection of engineering, math and physics. This work involves studying a wide range of complex systems that are governed by differential equations and learning the behavior of those systems through theory and experiments. His research efforts further seek to make original and substantial contributions to the development and design of existing or novel devices that capitalize on system nonlinearities for improved system performance.

Presentation: A lumped-parameter model of tire-terrain interactions for off-road vehicles


Stephen Rizzi

Stephen Rizzi is a Senior Research Engineer in the Structural Acoustics Branch at the NASA Langley Research Center.  His two primary areas of research are thermal-acoustic fatigue and aircraft flyover noise simulation.  Within the area of thermal-acoustic fatigue, he has focused his research efforts on nonlinear dynamic response simulation, high-cycle fatigue, and high-intensity thermal-acoustic testing.  He is an associate fellow of the American Institute of Aeronautics and Astronautics, and longtime member of the Acoustical Society of America and the Society for Experimental Mechanics.

Presentation: Nonlinear Reduced-Order Analysis

Hartmut Hetzler

2003: Dipl.-Ing. in MechEng., University of Karlsruhe
2008: PhD (Dr.-Ing) in MechEng., University of Karlsruhe
2008-present: PostDoc / Junior Research Group Leader

Presentation: Research on Nonlinear Dynamics at ITM / Karlsruhe Institute of Technology

Steven Shaw

Steve Shaw is a Professor of Mechanical Engineering at Michigan State University.  He work in applications of nonlinear dynamics to vibration absorbers and micro- and nano-scale sensors.

Presentation: Noise and Nonlinearity in Nanoresonators

Horst Ecker

Assoc. Prof. at Technical University of Vienna. Sabbaticals at Duke University in 1995 and 2005. Interested in all kinds of vibrations.

Presentation: Unstable Torsional Vibrations of Centrifuges

Tamás Kalmár-Nagy

Currently, I am an Assistant Professor of Aerospace Engineering at Texas A&M University. Within the broader field of Aerospace Engineering, my specialty areas are robotics, dynamics and control of autonomous vehicles, and nonlinear vibrations.  I received my M.S. degree in Engineering Mathematics from the Technical University of Budapest and my Ph.D. degree in Theoretical and Applied Mechanics from Cornell University in 1995 and 2002, respectively. During 2002-2005 I was a Research Engineer at the United Technologies Research Center.

Presentation: Sliding Mode

Ilinca Stanciulescu

Dr. Stanciulescu’s research focuses on computational mechanics (non-linear finite elements), constitutive modelling of materials, multiscale and multiphysics formulations, non-linear dynamics and stability of complex systems. Ilinca Stanciulescu holds a B.Eng (1995) and a M.A.Sc (1996) from the Technical University of Civil Engineering Bucharest, a B.S. in Applied Mathematics (2000) from Bucharest University and a Ph.D. in Civil Engineering (2005) from Duke University. Before joining the Ph.D. Program at Duke University, she served as a junior lecturer (1996-2000) in the Department of Strength of Materials of the Technical University of Civil Engineering (T.U.C.E.) in Bucharest, Romania. She has also worked as a structural design engineer (full-time in 1995 before joining the faculty at T.U.C.E., and part-time thereafter). Prior to joining Rice University as Assistant Professor in July 2009 she served as Assistant Professor in the Civil and Environmental Engineering Department at the University of Illinois, Urbana-Champaign (2006-2009) and as Postdoctoral Research Associate in the Duke University Computational Mechanics Laboratory (2005-2006).

Presentation: When algorithms create chaos

Tom Burton

Currently Department Head and Professor, Department of Mechanical and Aerospace Engineering, New Mexico State University.

Presentation: Nonlinear Vibrations and Structural Health Monitoring - Ongoing Work

Jeff Rhoads

Jeffrey F. Rhoads is an Assistant Professor in the School of Mechanical Engineering at Purdue University and is affiliated with both the Birck Nanotechnology Center and Ray W. Herrick Laboratories at the same institution. He received his B.S., M.S., and Ph.D. degrees, each in mechanical engineering, from Michigan State University in 2002, 2004, and 2007, respectively. Dr. Rhoads’ current research interests include the predictive design, analysis, and implementation of resonant micro/nanoelectromechanical systems (MEMS/NEMS) for use in chemical and biological sensing, signal filtering, and inertial sensing systems, the behavior of nonlinear, parametrically-excited systems and coupled oscillators, and the behavior of mechanical and/or electromechanical parametric amplifiers. Dr. Rhoads is a member of the American Society for Engineering Education (ASEE) and the American Society of Mechanical Engineers (ASME), where he serves on both the Student Design Committee and the Design Engineering Division’s Technical Committee on Micro/Nanosystems.  Dr. Rhoads is a 2009 recipient of the National Science Foundation’s Faculty Early Career Development (CAREER) Award and the Purdue University School Mechanical Engineering’s Harry L. Solberg Best Teacher Award.

Presentation: Parametric Amplification: Macro to Nano