Symposia

The Symposium is focused on Nonlinear Dynamics and Control of Smart Structures and Systems across different scales, from the nano- to the meso-scale, including nanocomposites and metamaterials-based structures, MEMS and NEMS, and the macro-scale, including complex mechanical systems. The relevant systems involve innovative applications in the field of mechanical engineering. The symposium gathers researchers from industry, academia, and government agencies working in the most innovative areas of nonlinear dynamics and vibration to discuss recent developments in experimental, analytical, and numerical techniques as applied to the synthesis, characterization, and control of Smart Materials and Structures, and Complex Systems. Papers are welcome in the area of analytical modeling and numerical simulations of linear and nonlinear dynamic phenomena, numerical and analytical studies on the dynamic stability of systems, wave propagation and absorption, vibration control and experimental characterization of nonlinear dynamic behaviors. The symposium also intends to encourage interactions between theoretical and applied researchers working in the most innovative areas of nonlinear dynamics. The symposium will also be a great opportunity for disseminating recent developments of experimental, analytical and numerical techniques, and for discussing novel phenomena and behaviors characterizing smart materials and structures. The symposium “Nonlinear Dynamics and Control of Smart Structures and Systems” will cover, but will not be limited to, the following topics:

This symposium will cover, but will not be limited to, the following topics:

-characterization of the vibration and dynamic response of smart structures and systems.

-reduced-order modeling of smart structures and systems.

-nonlinear dynamics of continuous and discontinuous mechanical systems.

-nonlinear dynamic phenomena and interactions in mechanical systems and structures.

-dynamic stability of nonlinear systems due to multiphysics interaction.

-experimental studies of observed linear and nonlinear dynamic phenomena.

-wave propagation and absorption in smart structures and systems.

-bifurcations and chaos in dynamic systems.

-asymptotic methods in nonlinear dynamics.

-non-smooth systems.

-novel vibration control devices.

-hybrid techniques that blend active and passive vibration control.

-dynamics and vibrations of MEMS and NEMS

-dynamics and control of multi-body micro- and nano-systems

-dynamics and control of coupled thermal, electrostatic, magnetic, elastic MEMS/NEMS.

-collective behaviors, such as localization and synchronization in MEMS/ NEMS-innovative concepts of sensing and actuating based on nonlinear MEMS/ NEMS. 

Real-world problems seldom adhere to linear or nearly linear behaviors. Decades of work has led to the explorations of a galaxy of nonlinear dynamics phenomena, unveiling terrains for exciting applications across the spectrum of science and engineering. Today, we stand witness to the flourishing of significant and exciting new advances in nonlinear dynamics far beyond the known limitations. This forthcoming joint symposium is designed to serve as a forum for exchanging insights and discussions on recent breakthroughs in theoretical, computational, experimental, and applied aspects of modeling, analyzing, and controlling nonlinear systems. Papers in the following areas are particularly encouraged:

• Nonlinear Resonances, Phenomena, and Interactions 

• Dynamic Systems with Time-Variability, Delay, or Discontinuities 

• Reduced-Order Modelling 

• Fractional Dynamics 

• Structural Dynamics 

• Flexible Slender Structures

• Nonlinear Energy Transfers and Harvesting

• Vibration and Stability of Systems

• Computational Methods

• Optimization and Control

• Sensitivity Analysis and Design

• Nonlinear Dynamics and Fracture of Composite Structures

• Nonlinear Metamaterials and Metastructures

• Soft Systems and Structures

• Nonlinear Noisy Systems

This symposium is focused on the study of mechanical joints, contact, friction, and damping.  The aim is to promote discussion, enhance understanding, and generate new insights into the connections between tribological-level friction, contact mechanics, and the dynamic responses of built-up assemblies with mechanical contact at a structural level. This symposium invites papers addressing all aspects of the dynamics and mechanics of contact and friction, with particular emphasis on the following challenges: reduced order modeling, advanced analytical/numerical methods, nonlinear analysis, nonlinear normal modes, data-driven methods, and reverse modeling and system identification. Other key areas of interest include hysteresis in jointed structures, the repeatability and variability of response, physical theories and studies of friction, measurements and predictions of energy dissipation and damping, methods to account for uncertainty and nonlinearity in structures with contact and friction, and the development and validation of predictive models of contact. 

This symposium aims to bring together researchers advancing the use of data-driven and machine learning techniques in the fields of vibrations and dynamics. These approaches have shown significant promise in advancing the fields of vibrations and dynamics, offering innovative techniques to model, understand, and control complex systems and structures. This symposium will highlight cutting-edge research, methodologies, and applications that leverage state-of-the-art data-driven methods and machine learning techniques within the domain of vibrations and dynamics. Topics to be covered include, but are not limited to, the following applications of data-driven and machine learning techniques in vibrations and dynamics:

• Time series analysis and prediction;

• Dynamic modeling and vibration analysis of nonlinear systems and structures;

• Discovery of governing equations;

• Reduced-order modeling in vibrations and dynamics;

• Feature extraction for vibrations and dynamics;

• Integration of physics-based models with data-driven methods for improved understanding;

• Control of vibrations and dynamics;

• Predictive maintenance and condition monitoring of mechanical systems.

This symposium brings together a diverse set of researchers who are at the forefront of the emerging field of studying the dynamic aspects of Biological, Bio-inspired and Biomimetic Systems. Researchers conducting traditional or non-traditional academic research, or those driven by industrial applications present their experimental, analytical, and computational studies with Biological, Bio-Inspired and Biomimetic Systems at their focus.

The symposium on Industrial Applications of Vibration, Shock, Acoustics, and Dynamics provides a forum for sharing ideas, activities, best practices, and innovative solutions to applied problems faced by industry, national laboratories, academia, and related partners. Applications ranging from the automotive industry to national defense increasingly require innovative analysis, simulation and testing to solve complex problems involving vibration, acoustics, and dynamics phenomena. Abstracts are invited that cover standard and nonstandard, multi-disciplinary, and systems-level techniques in vibration, acoustics, dynamics, and related areas of application. 

This symposium solicits papers in the broad area of dynamic phenomena of a wave-like nature in solids and metamaterials. Submissions are invited, but not limited to, papers addressing phononic crystals, acoustic metamaterials, metasurfaces, topological insulators, ultrasonics, nonlinear wave propagation, and wave-based devices. This can include studies of negative refractive index, acoustic cloaking, non-reciprocal wave transport, flat modes, topological edge states, quantum analogs, nonlinear behavior, and novel applications of acoustic materials aimed at solving contemporary problems. Other topics that may be of interest include novel fabrication and manufacturing technologies (e.g., self-assembly, additive manufacturing) which enable applications, new computational approaches for simulating wave propagation, and advances in experimental measurements of wave propagation in mechanical systems. 

This symposium invites contributions that push the boundaries of innovation in capturing and converting ambient energy. The scope is vibrational energy harvesting from diverse sources including, but not limited to, mechanical vibrations, nonlinear dynamic behaviors, flow-induced vibrations, ocean waves, acoustic waves, aerodynamic instabilities, and other fluid-structure interactions.

This symposium welcomes contributions that utilize analytical models, numerical simulations, or experimental breakthroughs. Topics of interest include advancements in energy circuits, cutting-edge storage technologies, and the potential of smart materials, metamaterials, and electromechanical transducers. Contributions exploring energy harvesting from these materials, as well as innovations in energy conversion mechanisms, power management circuits, and wearable technologies, are highly encouraged. This symposium seeks novel applications and solutions that have the potential to redefine the future of sustainable energy. 

This symposium focuses on, but is not limited to, vibration measurements using traditional methods and nontraditional methods such as laser vibrometry and high-speed digital image correlation; modal testing; signal processing; finite element modeling; model updating; and structural damage detection using vibration-, wave-, and acoustics-based methods. 

This symposium welcomes papers in all areas of dynamics, vibration, and acoustics. The scope is intentionally broad, encompassing the theoretical and applied; linear and nonlinear; analytical, computational, and experimental; Hamiltonian and non-Hamiltonian; etc. Areas of special interest include, but are not limited to, the following:

-novel modal analysis techniques

-novel computational methods and algorithms

-applications of Lagrangian and Hamiltonian formalism

-conservative and nonconservative problems in dynamics

-variational principles applied to non-Hamiltonian systems

-vibration mitigation techniques

-cross-disciplinary problems and applications

-gear vibration and rotating systems.