Results 61 to 70 of about 5,694 (306)

Complete results for free and forced vibrations of inerter-added one-degree-of-freedom systems [PDF]

open access: yes, 2019
A comprehensive study on the influence of an inerter on the response of single-degree-of-freedom systems is presented; therefore, complete and thorough results for free and forced vibrations of linear SDOF systems with inerter are obtained.
César A. Morales
core   +1 more source

Experimental and Numerical Modal Analysis of Composite Sandwich Structures Using Surfboards as Model Systems

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents an experimental and numerical modal investigation of composite sandwich structures using surfboards as model systems. By comparing different core materials and reinforcement strategies, the study demonstrates how local stiffeners influence vibrational response and introduce characteristic modal features, highlighting modal ...
Brett Connellan   +4 more
wiley   +1 more source

Self-damping characteristics of transmission line conductors subjected to free and forced vibration [PDF]

open access: yes, 2011
Thesis (M. Tech.) - Central University of Technology, Free State, 2011The objectives of this research were to investigate and establish a procedure to determine the self-damping characteristics of transmission line conductors subjected to free and forced
Mokeretla, Molungoa Samuel
core  

Reduced-order modelling of vortex-induced vibration of catenary riser [PDF]

open access: yes, 2009
A new reduced-order model capable of analyzing the vortex-induced vibration of catenary riser in the ocean current has been developed. This semi analytical-numerical approach is versatile and allows for a significant reduction in computational effort for
O' Brien, P.   +5 more
core   +1 more source

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Application of a Novel Picard-Type Time-Integration Technique to the Linear and Non-Linear Dynamics of Mechanical Structures: An Exemplary Study

open access: yesApplied Sciences, 2021
Applications of a novel time-integration technique to the non-linear and linear dynamics of mechanical structures are presented, using an extended Picard-type iteration.
Evgenii Oborin, Hans Irschik
doaj   +1 more source

Analysis of the free vibration of a coupled plate/fluid interacting system and interpretation using sub-system modal energy [PDF]

open access: yes, 2007
This paper describes a method for describing and quantifying the vibratory behaviour of interacting structural/fluid systems based upon reference to the relative energy associated with each of the sub-systems.
Gorman, Daniel G.   +2 more
core   +1 more source

Role of Intrinsic Electron Trapping in Negative Charging of Amorphous Alumina

open access: yesAdvanced Functional Materials, EarlyView.
Intrinsic electron trapping in amorphous Al2O3 is examined using hybrid‐DFT models spanning a wide density range. Both spontaneous and thermally activated trapping are identified, with pronounced spontaneous localization in dense, partly crystallized structures.
Jack W. Strand   +5 more
wiley   +1 more source

Coupled BEM and FEM in Dynamic Analysis of Tanks Filled with a Liquid

open access: yesМеханика машин, механизмов и материалов, 2013
In this paper the numerical procedure based on a coupling the finite element formulation and the boundary element method is developed for the forced vibration analysis of shells of revolution partially filled with the fluid. We obtained numerical results
U.E. Ogorodnyk, V.I. Gnitko
doaj  

Geometrically nonlinear free and forced vibrations analysis of clamped-clamped functionally graded beams with multicracks

open access: yesMATEC Web of Conferences, 2018
Geometrically nonlinear free and forced vibrations of clampedclamped Functionally Graded beams with multi-cracks, located at different positions, based on the equivalent rotational spring model of crack and the transfer matrix method for beams is ...
Chajdi Mohcine   +3 more
doaj   +1 more source

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