Generation transcritical flow influenced by dissipation over a hole by Mohammed Daher Albalwi

“…We focused here on weak damping and the outcomes are prepared for transcritical, supercritical, and subcritical flows. …”
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Oscillation of Nonlinear Fractional Dynamic Equations with Forcing Term by S. Manikandan, V. Muthulakshmi, S. Harikrishnan, Porpattama Hammachukiattikul

“…In this paper, interval oscillation criteria for the nonlinear damped dynamic equations with forcing terms on time scales within conformable fractional derivatives are established. …”
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Blow-Up Results for a Weakly Coupled System of Semilinear Wave Equations in de Sitter Spacetime by Jie Yang, Xia Ma, Caiyun Liu

“…The main goal of this paper is to study blow-up of solutions of a weakly coupled system for semilinear wave equations with damping terms and mass terms in the de Sitter spacetime. …”
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The Inhomogeneous Waves in a Rotating Piezoelectric Body by Xiaoguang Yuan, Si Chen

“…It is demonstrated that rotation speed vector can affect wave velocities and make the piezoelectric body behaves as if it was damping. Besides, the effects of propagation angle and attenuation angle are presented. …”
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Nontrivial Periodic Solutions of an -Dimensional Differential System and Its Application by F. B. Gao

“…It is noticed that the criteria established are found to be associated with the system’s damping coefficient, natural frequency, parametrical excitation, and the coefficient of the nonlinear term. …”
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Active Vibration Control of an Axially Translating Robot Arm with Rotating-Prismatic Joint Using Self-Sensing Actuator by Liang Zhao, Zhen-Dong Hu

“…The displacement and velocity control law is used to configure the self-sensing actuator, which provides the active damping and stiffness effect to the structure. The numerical simulations reveal that the tip deflection of the arm can be effectively reduced by the self-sensing actuator. …”
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Spatially Filtered Vibration Control of Cylindrical Shells by H.S. Tzou, J.P. Zhong

“…Spatially filtered control effectiveness and active damping of both shells are studied.…”
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Influence of Titanium Alloy Scaffolds on Enzymatic Defense against Oxidative Stress and Bone Marrow Cell Differentiation by Lais Morandini Rodrigues, Elis Andrade Lima Zutin, Elisa Mattias Sartori, Daniela Baccelli Silveira Mendonça, Gustavo Mendonça, Yasmin Rodarte Carvalho, Luana Marotta Reis de Vasconcellos

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Ionospheric Response to the Extreme 2024 Mother's Day Geomagnetic Storm Over the Latin American Sector by C. S. Carmo, L. Dai, C. M. Wrasse, D. Barros, H. Takahashi, C. A. O. B. Figueiredo, C. Wang, H. Li, Z. Liu

“…Abstract Geomagnetic storms affect Earth in various severe ways, including damaging satellites, disrupting power grids, and inducing prompt penetration electric fields (PPEF) through Joule heating in the auroral region. …”
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Research on Dynamic Modeling and Application of Kinetic Contact Interface in Machine Tool by Dan Xu, Zhixin Feng

“…Then, equivalent stiffness and damping of guideway are obtained in virtue of single-freedom-degree mode fitting method. …”
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A Fixed Point Technique for Set-Valued Contractions with Supportive Applications by Hasanen A. Hammad, Manuel De la Sen

“…Finally, the theoretical results are used to study the existence of the solution of Fredholm integral equation which arises from the damped harmonic oscillator, to study initial value problem which arises from Newton’s law of cooling and to study infinite systems of fractional ordinary differential equations (ODEs).…”
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Optical Measurement of Cable and String Vibration by Y. Achkire, A. Preumont

“…It is demonstrated experimentally, that a force feedback control law based on a collocated force sensor measuring the tension in the cable is feasible and provides active damping in the cable.…”
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Experimental Investigations of the Seismic Performance of a Base-Isolated Uninterruptible Power Supply (UPS) through Shaking Table Tests by Gia Toai Truong, Seung-Jae Lee, Ji-Eon Lee, Kyoung-Kyu Choi

“…The UPS specimens in the second series significantly reduced the fundamental frequency, peak acceleration, and amplification factors but increased the damping ratio and displacement compared with those of the UPS specimens in the first series. …”
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Stabilization for a degenerate wave equation with drift and potential term with boundary fractional derivative control by Ibtissam Issa, Zayd Hajjej

“…Additionally, we introduce boundary fractional derivative damping at the endpoint where divergence is absent. …”
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Development of a Method for Characterizing Joint Stiffness, Deadband, and Hysteresis by G.D. Ferney, S.L. Folkman

“…The load vs. displacement curves showed stiffness, deadband, and hysteresis loops consistent with theory. Vibration damping was inferred from the hysteresis loops and compared with measured data from a three bay truss.…”
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Vibrational Energy Flow Models of Finite Orthotropic Plates by Do-Hyun Park, Suk-Yoon Hong, Hyun-Gwon Kil

“…To verify the accuracy of the developed models, numerical analyses are performed for finite rectangular plates vibrating at a single frequency, and the calculated results expressed with the energy and intensity levels are compared with those of classical models by changing the frequency and the damping.…”
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A Time Discontinuous Galerkin Finite Element Method for Quasi-Linear Sobolev Equations by Hong Yu, Tongjun Sun

“…An optimal L∞(0,T;H1(Ω))-norm error estimate is derived. Just because of a damping term uxxt included in quasi-linear Sobolev equations, which is the distinct character different from parabolic equation, more attentions are paid to this term in the study. …”
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A Computational Method for Dynamic Analysis of Deployable Structures by Ying Wang, Bin Sun

“…A computational method is developed to study the dynamics of lightweight deployable structures during the motion process without regard to damping. Theory and implementation strategy of the developed method are given in this study. …”
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A Study of Mechanical Property of Artificial Frozen Clay under Dynamic Load by Dongwei Li, Juhong Fan

“…The change laws of the dynamic modulus of elasticity, maximum dynamic shear modulus, dynamic damping ratio, and strain rate were determined. These results can guide future research on the mechanical mechanisms of frozen soil, providing both theoretical and practical significance.…”
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Performance Analysis of a Hybrid One-Sided Magnetic Exciter Mounted on a Piezoelectric Stack by A. Nandi, S. Neogy

“…The present work proposes a non-contact hybrid exciter especially useful for harmonic excitation of lightly damped structures/rotors. In the proposed exciter an electromagnet is placed on a piezoelectric stack and the extension of the piezoelectric stack is made almost equal to the displacement of the structure using a simple tracking control. …”
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