... mechanics dynamics elasticity structures vibration National Natural Science Foundation of China 10.13039/501100001809 12202002 Self-oscillation, observed frequently in both daily life and industrial settings [ 1 – 4 ], possesses unique characteristics not found in other forms...

... 13 09 2024 07 10 2024 supratransmission tristability strong nonlinear waves dynamics vibration wave propagation National Natural Science Foundation of China 10.13039/501100001809 12272337 Periodic structure can usually prohibit wave propagation by scattering...

... in the J ournal of A pplied M echanics . 23 10 2023 22 09 2024 25 09 2024 03 10 2024 Email: npdhye@alum.mit.edu Email: skalia@syr.edu aeroelasticity dynamics elasticity laminates mechanical properties of materials stress analysis vibration Journal...

... vibration of microplates. The analytical solutions are obtained using rigorous mathematical techniques, including separation of variables, symplectic eigen expansion, and superposition, without relying on predetermined solution forms. Hence, they are not restricted to Lévy-type boundary conditions. Using...

... Graphical Abstract Figure computational mechanics mechanical metamaterials vibration wave propagation Granular crystals are composed of a tightly packed collection of particles which interact by exchanging forces and moments through their geometric contacts [ 1 ]. Highly nonlinear...

...Ahmad Almamo; Yipin Su; Weiqiu Chen; Huiming Wang Driven by the versatility and adaptability of next-generation soft robotic devices, investigating the vibrational behavior under fluid-electromechanical coupling represented by a soft dielectric elastomer actuator (DEA) tube filled with fluid evokes...

... subsystems reductions in the number of conditions general forms that permit uncoupling aerospace civil and mechanical engineering dynamical systems dynamics structures vibration One of the major contributions of the Bernoullis (Johann and Daniel, eighteenth century) and Euler (1707–1783...

...-excited Vibration Suppression of a Spline-Shafting System Using a Nonlinear Energy Sink ,” Int. J. Mech. Sci. , 245 ( 2 ), p. 108105 . 10.1016/j.ijmecsci.2023.108105 [6] Fang , X. , Lou , J. , Wang , J. , Chuang , K. C. , Wu , H. , and Huang , Z. , 2024 , “ A Self...

... Graphical Abstract Figure dynamics elasticity mechanical properties of materials structures vibration wave propagation National Natural Science Foundation of China 10.13039/501100001809 12225203 11991030 11991033 11622215 11872111 Wave reciprocity is a fundamental...

... Contributed by the Applied Mechanics Division of ASME for publication in the J ournal of A pplied M echanics . 22 02 2024 19 05 2024 23 05 2024 13 06 2024 Graphical Abstract Figure dynamics micromechanics vibration wrinkle instability Aeronautical...

... of Koopman (HAVOK) and DMD . In general, the Hankel matrix is based on time-delay embedding, which is meant for the hidden variable in a time-series data. Vibration properties of a system could be then estimated from the eigenvalues of the approximated Koopman operator. Results of the proposed algorithm were...

... are illustrated in vibration control problems. dynamics second-order systems vibration Office of Naval Research 10.13039/100000006 N00014-20-1-2080 Continuous-time algebraic Riccati equations (CAREs) often appear in control and optimization problems such as linear quadratic regulator...

...-nanoscale dynamic boundary effects induced by intermolecular vdWs interactions, a parametric excitation nonlinear vibration model for dynamic behaviors of delaminated nanofilms partly bonded on substrates is established. Effects of sub-nanoscale vdWs dynamic boundaries on transient and steady-state...

... to zero. Both cases yield sin ( k s ℓ s ) = 0, which in turn provides the following set of natural frequencies [ 28 ]: (23) ω = π n s ω s ; n s = 1 , 2 , 3 , … where n s indicates the order of the vibrational mode in the complete set of non-zero natural frequencies...

... subsystems necessary and sufficient conditions congruence and orthogonal congruence transformations commutation condition perfectly matched system dynamics structures vibration Understanding the fundamental behavior of large-scale linear gyroscopic potential dynamical systems has, in recent...

.... Since the membrane is vulnerable to pull-in instability, the conditions to prevent electromechanical instability are defined. Further, an analytical relation is established for breakdown voltage and is validated with experimental data. The analytical solution of axial vibration is presented in the form...

...-frequency band gap vibration wave propagation National Natural Science Foundation of China 10.13039/501100001809 12232014 12072221 Central Universities 10.13039/501100012429 2013017 Mechanical diodes are asymmetric transmission devices that allow wave propagation in only...

... as d = 20, and the distance of “adjoint” points is d Δ t = 0.4, approximately one-tenth of the vibrating period. Refer to Supplemental Figure S1 available in the Supplemental Materials on the ASME Digital Collection for the influence of the number of interspaced points d on the precision...

... by reducing the computational effort. The micro-structure and periodicity of MMs lead to exciting dynamic properties and present theoretical questions in the physics of micro-structured media. The ROM method, equipped with the vibration and strength of material domain knowledge, can offer concise descriptions...

... the improved series expansion method [ 25 , 26 ]. computational mechanics dynamics structures vibration The dynamic problems of flexible structures carrying moving subsystems are encountered in many engineering applications, including railroad bridges with high-speed trains [ 1 – 3 ], high...