Alex Vakakis
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Education
- PhD in Applied Mechanics, Department of Applied Mechanics, California Institute of Technology, 1990
- MSc in Advanced Applied Mechanics, Diploma of Imperial College, Department of Mechanical Engineering, Imperial College of Science and Technology, University of London, 1985
- Diploma Degree of Mechanical Engineering, Department of Mechanical Engineering, University of Patras, Greece, 1984
Academic Positions
- Co-affiliated Professor, University of Stuttgart, 2022 – to date.
- Donald Biggar Willett Professor of Engineering, Department of Mechanical Science and Engineering, UIUC, August 2018-to date
- Affiliate Professor, Department of Aerospace Engineering, UIUC, August 2008-date
- W. Grafton and Lillian B. Wilkins Professor, Department of Mechanical Engineering, UIUC, August 2008-July 2013
- Adjunct Professor, Department of Aerospace Engineering, UIUC, August 2004-August 2008
- Adjunct Professor, Department of Mechanical Science and Engineering, August 2001-August 2008
- Professor, Department of Applied Mathematical and Physical Sciences, National Technical University of Athens, 2001-2008
- Faculty Fellow, Department of Theoretical & Applied Mechanics, UIUC, 1999-2001
- Professor, Department of Mechanical and Industrial Engineering (100%), UIUC, August 1999 - August 2001
- Visiting Professor, Department of Civil Engineering, National Technical University, Athens, Greece (during sabbatical leave), September 1996-January 1997
- Associate Professor, Department of Mechanical and Industrial Engineering (100%), UIUC, August 1995 - August 1999
- Assistant Professor, Department of Mechanical and Industrial Engineering (100%), UIUC, August 1990–August 1995
- Executive Teaching Assistant, Department of Applied Mechanics, California Institute of Technology, October 1989-June 1990
- Research Assistant, Department of Applied Mechanics, California Institute of Technology, June 1989-October 1989
- Teaching Assistant, Department of Applied Mechanics, California Institute of Technology, October 1987-June 1988
Other Professional Employment
- Research Assistant, Research Center for National Defense, Athens, Greece, March 1986-Sept 1987 (during military conscription in the Hellenic Army)
Short Courses
- Targeted Energy Transfer in Nonlinear Dynamical Systems and Nonlinear System Identification of Broad Applicability, A.F. Vakakis (organizer) and D.M. McFarland, Air Force Research Laboratory (AFRL) Workshop, Dayton, OH, August 10-12, 2009.
- Vibration Testing and Identification of Linear and Nonlinear Systems, J.-C. Golinval and G. De Roeck (co-ordinators). Seven lectures on fundamentals of nonlinear dynamics, Stability, Identification and Control in Nonlinear Structural Dynamics (SICON) short course, Marie Curie Action (European Commission), University of Liege, Liege, July 6-10, 2009.
- Nonlinear Normal Modes: A Useful Framework for the Structural Dynamicist, G. Kerschen, M. Peeters and A.F. Vakakis. Preconference Course 105, 27th International Modal Analysis Conference – IMAC-XXVII, Orlando, FL, February 8, 2009.
- Advanced Nonlinear Strategies for Vibration Mitigation and System Identification, A.F. Vakakis (co-ordinator), L.A. Bergman, D.M.McFarland, O. Gendelman, L.I. Manevitch, G. Kerschen. International Centre for Mechanical Sciences (CISM) Course, Udine, Italy, June 16-20, 2008.
Books Authored or Co-Authored (Original Editions)
- Starosvetsky, Y., K.R. Jayaprakash, M.A. Hasan, and A.F. Vakakis, "Topics on Nonlinear Dynamics and Acoustics of Ordered Granular Media," World Scientific Press, ISBN 978-981-3221-93-2, March 2017.
- Vakakis, A. F., O. Gendelman, L. A. Bergman, D. M. McFarland, G. Kerschen, and Y. S. Lee, "Passive Nonlinear Targeted Energy Transfer in Mechanical and Structural Systems: I and II," ISBN: 978-1-4020-9125-4, Springer Verlag Series: Solid Mechanics and Its Applications, Vol.156, Berlin and New York,1050 pp, November 2008.
- Awrejcewicz, J., V. A. Krys’ko, and A. F. Vakakis, "Recent Advances in Nonlinear Dynamics of Continuous Elastic Systems," ISBN: 3-540-20515-2 / SPIN: 10907962, Springer Verlag, Berlin and New York, 341 pp, May 2004.
- Vakakis, A. F., L. I. Manevitch, Y. V. Mikhlin, V. N. Pilipchuk, and A. A. Zevin, "Normal Modes and Localization in Nonlinear Systems," ISBN: 0471133191, John Wiley & Sons, 552pp, May 1996.
Books Edited or Co-Edited (Original Editions)
Chapters in Books
- G. Kerschen, A.F. Vakakis, "Modal Analysis of Nonlinear Mechanical Systems," Contributed chapter in the Society of Engineering Mechanics (SEM) Handbook of Experimental Structural Dynamics, R. Allemang, P. Avitabile (eds.), 2020.
- S. Dhamasena, R. Potekin, L.A. Bergman, A.F. Vakakis, H. Cho, "Intentional Strong Nonlinearities in Atomic Force Microscopy (AFM)," Chapter in Contributions to Advanced Dynamics and Continuum Mechanics, H. Altenbach, H. Irschik, V. Matveenko (eds.), Advanced Structured Materials 114, Springer Nature Switzerland AG, 2019.
- K.J. Moore, M. Kurt, M. Eriten, D.M. McFarland, L.A. Bergman, A.F. Vakakis, "Elements of a Nonlinear System Identification Methodology of Broad Applicability and Application to Bolted Joints," Chapter in The Mechanics of Jointed Structures, Recent Research and Open Challenges for Developing Predictive Models for Structural Dynamics, M.R.W. Brake (ed.), Springer Verlag, Berlin, ISBN: 978-3-319-56816-4 (Print), 978-3-319-56818-8 (Online), 2018.
- Cho, H., L.A. Bergman, M.-F. Yu, and A.F. Vakakis, "Intentional Nonlinearity for Design of Micro/Nanomechanical Resonators," Contributed chapter in Nanocantilever Beams Modeling, Fabrication and Applications, M. Zaghloul, and I. Voiculescu (eds.), Pan Stanford Publishing Pte. Ltd, ISBN 978-981-4613-23-1 (Hardcover), 978-981-4613-24-8 (eBook), 2015.
- Vakakis A.F., "Analytical Techniques for Nonlinear Periodic Media," Wave Propagation in Linear and Nonlinear Periodic Media," F. Romeo and M. Ruzzenne (eds.), International Center for Mechanical Sciences (CISM) Courses and Lectures, Springer Verlag, Berlin and New York, 2013.
- Manevitch, L., and A. F. Vakakis, “Exact Solutions for a Discrete System Undergoing Free Vibro-impact Oscillations,” Dynamics of Vibro-Impact Systems, V.I. Babitsky, ed., Springer Verlag, Berlin, Heidelberg, New York, 2001.
- Vakakis, A. F., “Nonlinear Vibrations: Nonlinear Normal Modes,” Encyclopedia of Vibration, S. G. Braun, D. J. Ewins, S. S. Rao, eds., Academic Press, London, 2001.
Selected Articles in Journals
- M. Gzal, J.E. Carrion, M.A. Al-Shudeifat, B.F. Spencer Jr, J.P. Conte, A.F. Vakakis, L.A. Bergman, O.V. Gendelman, "Rapid, Highly Effective, Passive Seismic Mitigation of a Bentchmark Twenty-Story Steel Structure Based on Intermodal Targeted Energy Transfer (IMTET)," Engineering Structures (in press).
- C. Wang, A. Mojahed, S. Tawfick, A.F. Vakakis, "Machine Learning Non-reciprocity in a Linear Waveguide with a Local Nonlinear, Asymmetric Gate: Case of Strong Coupling," Journal of Computational and Nonlinear Dynamics, Paper CND-22-1054, 1-37, 2023.
- A.F. Vakakis, O.V. Gendelman, L.A. Bergman, A. Mojahed, M. Gzal, "Nonlinear Targeted Energy Transfer: State-of-the-Art and New Perspectives," Feature Article, Nonlinear Dynamics, Vol. 108, No. 2, 1-31, 2022.
- C. Wang, A. Mojahed, S. Tawfick, A.F. Vakakis, "Machine Learning Non-reciprocity in a Linear Waveguide with a Local Nonlinear, Asymmetric Gate: Case of Weak Coupling," Journal of Sound and Vibration, Vol. 537, 117211, 2022.
- A. Mojahed, L.A. Bergman, A.F. Vakakis, "Generalization of the Concept of Bandwidth," Journal of Sound and Vibration, Vol. 533, 117010, 2022; also arXiv:2110.06770 [physics.gen-ph], https://arxiv.org/abs/2110.06770.
- A. Mojahed, K.L. Tsakmakidis, L.A. Bergman, A.F. Vakakis, "Exceeding the Classical Time-bandwidth Product in Nonlinear Time-invariant Systems," Nonlinear Dynamics, Vol. 108, 3969-3984, 2022; also arXiv:2106.06814 [physics.class-ph], https://arxiv.org/abs/2106.06814.
- A. Mojahed, J. Abderezaei, E. Ozkaya, L.A. Bergman, A.F. Vakakis, Mehmet Kurt, "Predictive Helmet Optimization Framework Based on Reduced-Order Modeling of the Brain Dynamics," Annals of Biomedical Engineering, Vol. 50, 1661-1673, 2022.
- J.R. Tempelman, K.H. Matlack, A.F. Vakakis, "Topological Protection in a Strongly Nonlinear Interface Lattice," Physical Review B, Vol. 104, 174306, 2021; also arXiv:2015.08137v1 [physics,app-ph].
- P.F. Ferrari, A. Kanj, A.F. Vakakis, A.M. van der Zande, S. Tawfick, "Buckling-Mediated Phase Transitions in Nanoelectromechanical Phononic Waveguides," Nano Letters, Vol. 21, No.15, 6416-6424, 2021.
- J.D.E. Dalisay, K.J. Moore, L.A. Bergman, A.F. Vakakis, "Local Nonlinear Stores Induce Global Modal Interactions in the Steady State Dynamics of a Model Airplane," Journal of Sound and Vibration, Vol. 500, 116020, 2021.
- A. Mojahed, L.A. Bergman, A.F. Vakakis, "New Inverse Wavelet Transform Method with Broad Application in Dynamics," Mechanical Systems and Signal Processing, Vol. 156, 107691, 2021.
- C. Wang, Q. Zhang, A.F. Vakakis, "Wave Transmission in 2D Nonlinear Granular-Solid Interfaces, Including Rotational and Frictional Effects," Granular Matter , Vol. 23, 21, 2021.
- J.D.E. Dalisay, K.J. Moore, L.A. Bergman, A.F. Vakakis, "Effects of Nonlinear Stores on the Dynamics of a Computational Model Airplane," AIAA Journal of Aircraft, Vol. 57, No. 5, 938 - 957, 2020.
- A. Mojahed, J. Abderezaei, M. Kurt, L.A. Bergman, A.F. Vakakis, "A Nonlinear Reduced-Order Model of Corpus Callosum Under Coronal Excitation," Journal of Biomechanical Engineering, Vol. 142, No. 9, 091009 (8 pages), Paper No. BIO-19-1353, 2020.
- M. Gzal, B. Fang, A.F. Vakakis, L.A. Bergman, O.V. Gendelman, "Rapid Non-resonant Intermodal Targeted Energy Transfer (IMTET) due to Vibro-impact Nonlinearity," Nonlinear Dynamics, Vol. 101, 2087–2106, 2020.
- C. Wang, A. Kanj, A. Mojahed, S. Tawfick, A.F. Vakakis, "Experimental Landau-Zener Tunneling (LZT) for Wave Redirection in Nonlinear Waveguides," Physical Review Applied, Vol. 14, 034053, 2020.
- L. Fang, A. Darabi, A. Mojahed, A.F. Vakakis, M.J. Leamy, "Broadband Non-reciprocity with Robust Signal Integrity in a Triangle-Shaped Nonlinear 1D Metamaterial," Nonlinear Dynamics, Vol. 100, 1-13, 2020.
- Q. Zhang, W. Li, J. Lambros, L.A. Bergman, A.F. Vakakis, "Pulse Transmission and Acoustic Non-reciprocity in a Granular Channel with Symmetry-Breaking Clearances," Granular Matter, Vol. 22, No. 20, 2020.
- R. Potekin, S. Peshin, J. Yeom, S. Kim, L.A. Bergman, A.F. Vakakis, H. Cho, "Ultra-broadband Microresonators with Geometrically Nonlinear Stiffness and Dissipation," Physical Review Applied, Vol. 13, 014011, 2020.
- C. Wang, S. Tawfick, A.F. Vakakis, "Irreversible Energy Transfer, Localization and Non-reciprocity in Weakly Coupled, Nonlinear Lattices with Asymmetry," Physica D, Vol. 402, No. 15, 132229, 2020.
- A. Blanchard, L.A. Bergman, A.F. Vakakis," Vortex-Induced Vibration of a Linearly-Sprung Cylinder with an Internal Rotational Nonlinear Energy Sink in Turbulent Flow," Nonlinear Dynamics (Special Issue in Memory of Professor Ali H. Nayfeh), Vol. 99, 593-609, 2020.
- K.J. Moore, M. Kurt, M. Eriten, D.M. McFarland, L.A. Bergman, A.F. Vakakis, "Time-series-based nonlinear system identification of strongly nonlinear attachments," Journal of Sound and Vibration, Vol. 438, 13-32, 2019.
- A. Mojahed, J. Bunyan, S. Tawfick, A.F. Vakakis, "Tunable Acoustic Nonreciprocity in Strongly Nonlinear Waveguides with Asymmetry," Physical Review Applied, Vol. 12, 034033, 2019.
- A. Mojahed, O.V. Gendelman, A.F. Vakakis, "Breather Arrest, Localization and Acoustic Non-reciprocity in Dissipative Nonlinear Lattices," Journal of Acoustical Society of America (Special Issue on Non-reciprocal and Topological Wave Phenomena in Acoustics), Vol. 146, No.1, 826-842, 2019.
- A. Darabi, L. Fang, A. Mojahed, M.D. Fronk, M.J. Leamy, A.F. Vakakis, "Broadband Passive Nonlinear Acoustic Diode," Physical Review B, Vol. 99, No. 21, 214305, 2019.
- A.B. Blanchard, L.A. Bergman, A.F. Vakakis, A.J. Pearlstein, "Coexistence of Multiple Long-Time Solutions for Two-Dimensional Laminar Flow past a Linearly-Sprung Circular Cylinder with a Dynamically Nonlinear Internal Attachment," Physical Review Fluids, Vol. 4, No. 5, 054401, 2019.
- S. Dharmasena, Z. Yang, S. Kim, L.A. Bergman, A.F. Vakakis, H. Cho, "Ultimate Decoupling between Surface Topography and Material Functionality in Atomic Force Microscopy Using an Inner-paddled Cantilever," ACS Nano, Vol. 12, No. 6, 5559-5569, 2018.
- A.F. Vakakis, A. Blanchard, "Exact Steady States of the Periodically Forced and Damped Duffing Oscillator," Journal of Sound and Vibration, Vol. 413, 57-65, 2018.
- K.J. Moore, M. Kurt, M. Eriten, D.M. McFarland, L.A. Bergman, A.F. Vakakis, "Wavelet-Bounded Empirical Mode Decomposition for Vibro-Impact Analysis," Nonlinear Dynamics, Vol. 93, No. 3, 1559-1577, 2018.
- J. Bunyan, K.J. Moore, A. Mojahed, M.D. Fronk, S. Tawfick, M.J. Leamy, A.F. Vakakis, "Acoustic Non-reciprocity in a Lattice Incorporating Nonlinearity, Asymmetry and Internal Scale Hierarchy: Experimental Study," Physical Review E, Vol. 97, 052211, 2018.
- R. Potekin, S. Dharmasena, H. Keum, S. Kim, L.A. Bergman, A.F. Vakakis, H. Cho, "Multi-frequency Atomic Force Microscopy Based on Enhanced Internal Resonance of an Inner-Paddled Cantilever," Sensors and Actuators A: Physical, Vol. 273, 206-220, 2018.
- K.J. Moore, J. Bunyan, S. Tawfick, O.V. Gendelman, S. Li, M.J. Leamy, A.F. Vakakis, "Non-Reciprocity in the Dynamics of Coupled Oscillators with Nonlinearity, Asymmetry and Scale Hierarchy," Physical Review E, Vol. 97, No. 1, 012219, 2018.
- Z. Zhang, L.I. Manevitch, V. Smirnov, L.A. Bergman, A.F. Vakakis, "Extreme Nonlinear Energy Exchanges in a Geometrically Nonlinear Lattice Oscillating in the Plane," Journal of the Mechanics and Physics of Solids, Vol. 110, 1-20, 2018.
- A. Vakakis, "Passive Nonlinear Targeted Energy Transfer," Philosophical Transactions of the Royal Society A, Theme Issue on Nonlinear Energy Transfer in Dynamical and Acoustical Systems (O.V. Gendelman and A.F. Vakakis Eds.), Vol. 376, 20170132, 2018.
- Zhang, Y., D.M. McFarland, and A.F. Vakakis, "Propagating Discrete Breathers in Forced One-dimensional Granular Networks: Theory and Experiment," Granular Matter, Vol. 19, 59, 2017.
- Tumkur, R.K.R., A. Blanchard, A.J. Pearlstein, A. Masud, O.V. Gendelman, L.A. Bergman, and A.F. Vakakis, "Intermediate Reynolds Number Flow past a Sprung Circular Cylinder with an Internal Nonlinear Rotational Dissipative Element," Journal of Fluid Mechanics, Vol. 828, 196-235, 2017.
- Haris, A., E. Motato, M. Mohammadpour, S. Theodossiades, H. Rahnejat, and M. O. Mahony, A.F. Vakakis, L.A. Bergman, and D.M. McFarland, "On the Effect of Multiple Parallel Nonlinear Absorbers in Palliation of Torsional Response of Automotive Drivetrain," International Journal of Nonlinear Mechanics, Vol. 96, 22-35, 2017.
- Chiacchiari, S., F. Romeo, D.M. McFarland, L.A. Bergman, and A.F. Vakakis, "Vibration Energy Harvesting from Impulsive Excitations via a Bistable Nonlinear Attachment," International Journal of Nonlinear Mechanics, Vol. 94, 84-97, 2017.
- Moore, K.J., M. Kurt, M. Eriten, D.M. McFarland, L.A. Bergman, and A.F. Vakakis, "Wavelet-Bounded Empirical Mode Decomposition for Measured Time Series Analysis," , Journal of Mechanical Systems and Signal Processing, Vol. 99, No.15, 14-29, 2018.
- Blanchard, A., L.A. Bergman, and A.F. Vakakis, "Passive Suppression Mechanisms in Laminar Vortex-Induced Vibrations of a Sprung Cylinder with a Strongly Nonlinear, Dissipative Internal Oscillator," Journal of Applied Mechanics, Vol.84, 081003, 2017.
- Tsakmakidis, K.L., L. Shen, S.A. Schulz, X. Zheng, J. Upham, X. Deng, H. Altug, A.F. Vakakis, and R. W. Boyd, "Breaking Lorentz Reciprocity to Overcome the Time-Bandwidth Limit in Physics and Engineering," Science, Vol.356, Issue 6344, 1260-1264, 2017.
- Blanchard, A., L.A. Bergman, and A.F. Vakakis, "Targeted Energy Transfer in Laminar Vortex-induced Vibration of a Spung Cylinder with an Internal Nonlinear Dissipative Rotator", Physica D, Vol. 350, 26-44, 2017.
- Potekin, R., S. Dharmasena, H. Cho, D.M. McFarland, L.A. Bergman, and A.F. Vakakis, "Cantilever Dynamics in Higher-Harmonic AFM for Enhanced Material Characterization," International Journal of Solids and Structures, Vol.110-111, 332-339, 2017, http://dx.doi.org/10.1016/j.ijsolstr.2016.11.013
- Zhang, Y., D. Pozharskiy, D.M. McFarland, P.G. Kevrekidis, I.G. Kevrekidis, and A.F. Vakakis, "Experimental Study of Nonlinear Resonances and Anti-resonances in a Forced Ordered Granular Chain," Experimental Mechanics, Vol.57, 505-520, 2017.
- Haris, A., E. Motato, S. Theodossiades, H. Rahnejat, P. Kelly, A.F. Vakakis, L.A. Bergman, and D.M. McFarland, "A Study on Torsional Vibration Attenuation in Automotive Drivetrains Using Absorbers with Smooth and Non-smooth Nonlinearities," Applied Mathematical Modeling, Vol. 46, 674-690, 2017.
- Wierschem, N.E., S.A. Hubbard, J. Luo, L.A. Fahnestock, B.F. Spencer, Jr., D.M. McFarland, D.D. Quinn, A.F. Vakakis, and L.A. Bergman, "Response Attenuation in a Large-scale Structure Subjected to Blast Excitation Utilizing a System of Essentially Nonlinear Vibration Absorbers," Journal of Sound and Vibration, Vol. 389, 52–72, http://dx.doi.org/10.1016/j.jsv.2016.11.003, 2017.
- Krack, M., N. Aboulfotoh, J. Twiefel, J. Wallaschek, L.A. Bergman, and A.F. Vakakis, "Towards Understanding the Self-Adaptive Dynamics of a Harmonically Forced Beam with a Sliding Mass," Archive of Applied Mechanics, doi: 10.1007/s00419-016-1218-5, 2016.
- Motato, E., A. Haris, S. Theodossiades, M. Mohammadpour, H. Rahnejat, P. Kelly, A.F. Vakakis, D.M. McFarland, and L.A. Bergman, "Targeted Energy Transfer and Modal Energy Redistribution in Automotive Drivetrains," Nonlinear Dynamics, doi: 10.1007/s11071-016-3034-4, 2016.
- Remick, K., D.D. Quinn, D.M. McFarland, L.A. Bergman, and A.F. Vakakis, "High-Frequency Vibration Energy Harvesting from Repeated Impulsive Forcing utilizing Intentional Dynamic Instability Caused by Strong Nonlinearity," Journal of Intelligent Material Systems and Structures, 1-20, doi: 10.1177/1045389X16649699, 2016.
- Remick, K., D.D. Quinn, D.M. McFarland, L.A. Bergman, and A.F. Vakakis, "High-Frequency Vibration Energy Harvesting from Impulsive Excitation utilizing Intentional Dynamic Instability Caused by Strong Nonlinearity," Journal of Sound and Vibration, Vol. 370, 259-279, http://dx.doi.org/10.1016/j.jsv.2016.01.051, 2016.
- Gendelman, O.V., V. Zolotarevskiy, A.V. Savin, L.A. Bergman, and A.F. Vakakis, "Accelerating Oscillatory Fronts in a Nonlinear Sonic Vacuum with Strong Nonlocal Effects," Physical Review E, Vol. 93, 032216, doi: 10.1103/PhysRevE.93.032216, 2016.
- Jeong, B., C. Pettit, H. Keum, J. Lee, J. Kim, S. Kim, D.M. McFarland, L.A. Bergman, A.F. Vakakis, H. Cho,"Microcantilever System Incorporating Internal Resonance for Multi-Harmonic Atomic Force Microscopy," Nanotechnology, Vol. 27, No. 12, 125501, doi: 10.1088/0957-4484/27/12/125501, 2016.
- Krack, M., L.A. Bergman, and A.F. Vakakis, "Absorption of Resonant Vibrations in Tuned Nonlinear Jointed Structures," Journal of Vibration and Acoustics, Vol. 138, No. 2, 021001, doi: 10.1115/1.4032000, 2016.
- Hasan, M.A., A.F. Vakakis, and D.M. McFarland, "Nonlinear Localization, Passive Wave Arrest and Traveling Breathers in Two-Dimensional Granular Networks with Discontinuous Lateral Boundary Conditions," Wave Motion, Vol. 60, 196-219, http://dx.doi.org/10.1016/j.wavemoti.2015.10.001, 2016.
- Al-Shudeifat, M.A., A.F. Vakakis, and L.A. Bergman, "Shock Mitigation by Means of High-Frequency Nonlinear Targeted Energy Transfers in a Large-Scale Structure," Journal of Computational and Nonlinear Dynamics, Vol. 11, No. 2, 021006, 2016.
- Yang, Z., B. Jeong, A.F. Vakakis, and S. Kim, "A Tip-Tilt-Piston Micromirror with Elastomeric Universal Joint Fabricated via Micromasonry," IEEE Journal of Microelectromechanical Systems (JMEMS) Letter, Vol. 24, No. 2, 262-264, doi: 10.1109/JMEMS.2015.2405032, 2015.
- Bunyan, J., A.F. Vakakis, and S. Tawfick, "Mechanisms for Impulsive Energy Dissipation and Small Scale Effects in Micro-Granular Media," Physical Review E, Vol. 92, 062206, 2015.
- Zhang, Y., K. Moore, D.M. McFarland, and A.F. Vakakis, "Targeted Energy Transfers and Passive Acoustic Wave Redirection in a Two-dimensional Granular Network Under Periodic Excitation," Journal of Applied Physics, Vol. 118, 234901, doi: 10.1063/1.4937898, 2015.
- Bunyan, J., A.F. Vakakis, and S. Tawfick, "Mechanisms for Impulsive Energy Dissipation and Small Scale Effects in Micro-Granular Media," Physical Review E, Vol.92, 062206, 2015; also arXiv:1508.00771 [cond-mat.mtrl-sci], http://arxiv.org/abs/1508.00771.
- Pozharskiy, D., Y. Zhang, M.O. Williams, D.M. McFarland, P.G. Kevrekidis, A.F. Vakakis, and I.G. Kevrekidis, "Nonlinear Resonances and Anti-resonances of a Forced Sonic Vacuum," Physical Review E, Vol. 92, 063203, http://arxiv.org/abs/1507.01025, 2015.
- Luo, J., N.E Wierschem, S.A. Hubbard, L.A. Fahnestock, D.D. Quinn, D.M. McFarland, B.F.Spencer Jr., A.F.Vakakis, and L.A. Bergman, "Large-Scale Experimental Evaluation of a System of Nonlinear Energy Sinks for Seismic Mitigation," Engineering Structures, Vol. 77, 34-48, 2014.
- Jeong, B., H. Cho, H. Keum, S. Kim, D.M. McFarland, L.A. Bergman, W.P. King, and A.F. Vakakis, "Complex Dynamics in the Limit of Weak Coupling of a System of Microcantilevers Connected by a Geometrically Nonlinear Tunable Nanomembrane," Nanotechnology, Vol. 25, No. 46, 465501, 2014.
- Manevitch, L.I., and A.F. Vakakis, "Nonlinear Oscillatory Acoustic Vacuum," SIAM Journal on Applied Mathematics, Vol. 74, No.6, 1742-1762, 2014.
- Hubbard, S.A., D.M. McFarland, L.A. Bergman, A.F. Vakakis, and G. Andersen, "Targeted Energy Transfer Between a Wind-tunnel Model Wing and a Winglet-housed Nonlinear Energy Sink," AIAA Journal, Vol. 52, No. 12, 2633-2651, 2014.
- Hu, H., H. Cho, S. Somnath, A.F. Vakakis, and W.P. King, "Silicon Nano-Mechanical Resonators Fabricated using Tip-based Nanofabrication," Nanotechnology, Vol. 25, 275301, doi:10.1088/0957-4484/25/27/275301, 2014.
- Hubbard, S.A., R.L. Fontenot, D.M. McFarland, P.G.A. Cizmas, L.A .Bergman, T.W. Strganac, and A.F. Vakakis, "Transonic Aeroelastic Instability Suppression for a Swept Wing by Nonlinear Targeted Energy Transfer," AIAA J. Aircraft, doi: 10.2514/1.C032339, 2014.
- Jeong, B., H. Cho, M.-F. Yu, A.F. Vakakis, D.M. McFarland, and L.A. Bergman, "Modeling and Measurement of Geometrically Nonlinear Damping in a Microcantilever-Nanotube System," ACS Nano, Vol. 7, No. 10, 8547–8553, doi: 10.1021/nn402479d, 2013.
- Hasan, M.A., S. Cho, K. Remick, A.F. Vakakis, D.M. McFarland, and W.M. Kriven, "Primary Pulse Transmission in Coupled Steel Granular Chains Embedded in PDMS Matrix: Experiment and Modeling," International Journal of Solids and Structures, Vol. 50, 3207, 3224, 2013.
- Jayaprakash, K.R., Y. Starosvetsky, A.F Vakakis, and O.V. Gendelman, "Nonlinear Resonances Leading to Strong Pulse Attenuation in Granular Dimer Chains," Journal of Nonlinear Science, Vol. 23, No.3, 363-392, doi: 10.1007/s00332-012-9155-0, 2013.
- Starosvetsky, Y., M.A. Hasan, A.F. Vakakis, and L.I. Manevitch, "Strongly Nonlinear Beat Phenomena and Energy Exchanges in Weakly Coupled Granular Chains on Elastic Foundations," SIAM Journal on Applied Mathematics, Vol.72, No.1, 337-361, 2012.
- Sapsis, T. P., D.D. Quinn, A.F. Vakakis, and L.A. Bergman, "Effective Stiffening and Damping Enhancement of Structures with Strongly Nonlinear Local Attachments," Journal of Vibration and Acoustics, Vol. 134, No.1,2012.
- Vakakis, A. F., L.A. Bergman, D.M. McFarland, Y.S. Lee, and M. Kurt, "Current Efforts Towards A Nonlinear System Identification Methodology of Broad Applicability," Invited Forward Look Article, Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, Vol.225, pp. 2497-2515, 2011.
- Starosvetsky, Y. and A. F. Vakakis,"Primary Wave Transmission in Systems of Elastic Rods with Granular Interfaces," Wave Motion, Vol. 48, No. 7, pp. 568-585, 2011.
- Jayaprakash, K.R., Y. Starosvetsky, and A. F. Vakakis, "A New Family of Solitary Waves in Granular Dimmer Chains with No Pre-compression," Physical Review E, Vol. 83, 036606, doi: 10.1103/PhysRevE.83.036606, 2011.
- Sapsis T.P., A. F. Vakakis, and L. A. Bergman, "Effect of Stochasticity on Targeted Energy Transfer from a Linear Medium to a Strongly Nonlinear Attachment," Probabilistic Mechanics, Vol. 26, pp. 119-133, doi: 10.1016/j.probengmech.2010.11.006, 2011.
- Manevitch L.I., Y. A. Kosevich, M. Mane, G. Sigalov, L. A. Bergman, and A. F. Vakakis, "Towards a New Type of Energy Trap: Classical Analog of Quantum Landau-Zener Tunneling," International Journal of Nonlinear Mechanics, Vol. 46, No.1, pp. 247-252, 2011.
- Lee, Y. S., A.F. Vakakis, D.M. McFarland, and L.A. Bergman, "A Global-Local Approach to Nonlinear System Identification: A Review," Invited paper, Journal of Structural Control and Health Monitoring (in Honor of Prof. George W Housner), Vol. 17, No.7, pp. 742-760, 2010.
- Gendelman, O. V., A. F. Vakakis, L. A. Bergman, and D. M. McFarland, "Asymptotic Analysis of Passive Suppression Mechanisms for Aeroelastic Instabilities in a Rigid Wing in Subsonic Flow," SIAM Journal on Applied Mathematics, Vol. 70, No.5, pp. 1655-1677, 2010.
Patents
- Test Jig for Exterior Door Handle of Vehicle, K. T. Kwak, R. Potekin, A. Blanchard, D.M. McFarland, L.A. Bergman, A.F. Vakakis, US Patent US9726570B2, August 8, 2017; South Korea Patent KR101628521B1, 8 June 2016; China Patent CN105588697B, 10 May 2019; Japan Patent JP6475601B2, 27 February 2019
- Cantilever for Atomic Force Microscopy, S. Dharmasena, A.F. Vakakis, S. Kim, L.A. Bergman, H. Cho, Patent US10656175B2, May 19, 2020.
- Mechanical Nanoresonator for Extremely Broadband Resonance, M.-F. Yu, H. Cho, D.M. McFarland, L.A. Bergman, A.F. Vakakis, Patent WO20120279306A1, April 21, 2011
- McFarland, D. M., L. A. Bergman, and A. F. Vakakis, "A Device, a System and A Method for Transferring Vibrational Energy," US Patent 7,568,565, August 4, 2009.
Professional Societies
- Member, ASME AMD Dynamics and Control of Structures and Systems Technical Committee, 1997-1999
- Member, ASME Technical Committee on Applied Mechanics, 1996-1997
- Member, ASME Technical Committee on Sound and Vibration, 1995-2001
- Member of the Technical Committee, European Association of Structural Dynamics (EASD), 2009-date
- Member, Technical Chamber of Greece
- Member (Treasurer, 2001-08), Hellenic Society of Theoretical and Applied Mechanics (HSTAM)
- Member, European Association for Structural Dynamics (EASD)
- Fellow, American Society of Mechanical Engineers (ASME)
Honors
- Tau Beta Pi Daniel C. Drucker Eminent Faculty Award (2023)
- Alexander von Humboldt Research Award (2019)
- ASME Thomas K. Caughey Award (2014)
Teaching Honors
- Listed in the Daily Illini "List of Teachers Ranked as Excellent by Their Students," for Spring 1993, Fall 1993, Spring 1994, Fall 1994, Fall 1995, Spring 1998, Spring 1999 (outstanding rating), Fall 2009, Fall 2010, Spring 2011, Fall 2011, Spring 2012 (for two concurrent courses), Fall 2012, Spring 2014, Spring 2015 (outstanding rating), Fall 2015 (outstanding rating), Spring 2016, Fall 2016, Spring 2017, Spring 2018, Fall 2018, Spring 2019, Fall 2021 semesters.
Research Honors
- Greek Diaspora Fellowship, Institute of International Education (IIE) in collaboration with the Fulbright Foundation, Greece, 2019
- Edmond J. Safra Fellowship, Technion - Israel Institute of Technology, Israel, 2019
- National High-End Foreign Expert of China (2015 - to date)
- Zhejiang Province 1000 Global Expert Fellowship, P.R. China (2016 - 2021)
- ASME Fellow, 2012
- Institution of Mechanical Engineers Thomas Bernard Hall Prize 2011 (for the archival journal paper ‘Current Efforts Towards A Nonlinear System Identification Methodology of Broad Applicability,’ Journal of Mechanical Engineering Science - Part C of the Proceedings of the Institution of Mechanical Engineers, UK, 2011, Vol. 225, pp. 2497-2515, "…Awarded to the author(s) of any original communications(s) dealing with invention, design or research in Mechanical Engineering published by the Institution during the previous year, which is of sufficient merit…")
- PE Publishing Award 2008 (for the archival journal paper ‘Passive Non-linear Targeted Energy Transfer and its Applications to Vibration Absorption: A Review,’ Journal of Multi-body Dynamics - Part K of the Proceedings of the IMechE, Vol. 222, K2, 77-134, selected by the Editor-in-Chief and the Editorial Board as the best paper published in the Journal in 2008).
- World Class Visiting Scientist Program, Air Force Research Laboratory, Dayton, OH, 2009
- Xerox Award for Faculty Research, College of Engineering, University of Illinois, 1999
- University Scholar Award, UIUC, 1996-1999
- Junior Xerox Award for Faculty Research, College of Engineering, University of Illinois, 1995
- NSF Young Investigator Award, National Science Foundation, 1994-1999
- Center for Advanced Study Fellowship, University of Illinois, 1994-1995
- Research Initiation Award, National Science Foundation, 1992-1995
- Travel Award, US National Committee on Theoretical and Applied Mechanics, 1992
- De' Karman Graduate Fellowship, De' Karman Fellowship Trust, 1989-90
- Powell Graduate Fellowship, California Institute of Technology, 1988-89
- Undergraduate Excellence Award, Technical Chamber of Greece, 1983-84
- Two Undergraduate Scholarships, Hellenic State Scholarships Institution, 1981-83
- Honorary Diploma, Hellenic Mathematical Society (E.M.E.), for top ranking in the Pan-Hellenic student competition in Mathematics, 1979
Recent Courses Taught
- AE 554 (TAM 516) - Dynamical Systems Theory
- ME 340 - Dynamics of Mechanical Systems
- TAM 412 - Intermediate Dynamics
- TAM 416 (AE 452) - Intro to Nonlinear Dyn & Vib
- TAM 514 (AE 551) - Elastodynamics and Vibrations