Results 61 to 70 of about 2,284,186 (283)

Application of particle swarm optimization in dynamic optimization of constrained stand-off layer damping structure

open access: yesZhongguo Jianchuan Yanjiu, 2018
[Objectives] In order to further improve the vibration characteristics of traditional constrained damping structures, the optimized design of an improved constrained stand-off layer damping structure with engineering application value is carried out ...
YI Shaoqiang, HE Shiping, WANG Jie
doaj  

Dimensionless Analysis of Segmented Constrained Layer Damping Treatments with Modal Strain Energy Method

open access: yesShock and Vibration, 2016
Constrained layer damping treatments promise to be an effective method to control vibration in flexible structures. Cutting both the constraining layer and the viscoelastic layer, which leads to segmentation, increases the damping efficiency.
Shitao Tian   +3 more
doaj   +1 more source

A Universal van der Waals Tunneling Injector for Monolayer CMOS

open access: yesAdvanced Materials, EarlyView.
A universal van der Waals injector unlocks polarity‐flexible tunneling contacts for monolayer CMOS. SnSe2, an intrinsically degenerate 2D semiconductor, establishes polarity‐specific band alignments with both WSe2 and MoS2 channels, enabling steep switching, high on/off ratios, and a unified route to low‐power 2D logic.
Hanbin Cho   +17 more
wiley   +1 more source

Finite Element Analysis of Structures with Constrained Viscoelastic Layer Damping [PDF]

open access: yes, 1990
It has been demonstrated that constrained viscoelastic layer damping treatments provide an effective means of passive control for structural vibration. These treatments dissipate vibrational energy by inducing shear strain in a thin layer of viscoelastic
Chen, Yung
core   +1 more source

Constrained viscoelastic layer damping of thick aluminum plates: Design, analysis and testing [PDF]

open access: yes, 1990
Modern naval warfare has been increasingly dependent upon the acoustic silencing of the participants. Constrained viscoelastic layer damping of vibrating elements is one method which can be used to meet acoustic silencing goals.
Kim, K. Steven   +2 more
core   +4 more sources

Optimization of constrained layer damping for strain energy minimization of vibrating pads [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2012
An optimization study for brake squeals aims to minimize the strain energy of vibrating pads with constrained layerdamping. To achieve this, using finite element method and experiments were operated and assumed-coupling mode methodwas used to solve it ...
Supachai Lakkam1, Saiprasit Koetniyom2
doaj  

Breaking the Surface: Buoyant Metal–Polymer Open–Cell Hybrid Lattice Metamaterials

open access: yesAdvanced Materials, EarlyView.
Open‐cell metal–polymer lattice metamaterials that defy sinking. (a) Injection process of the polyurethane (PU) foam into the titanium (Ti‐6Al‐4V) hollow‐strut lattice creating the open‐cell Ti‐6Al‐4V+PU hybrid lattice, (b) flotation test of a hybrid lattice specimen, and (c) a digital representation and experimental validation of a marine buoy ...
Jordan Noronha   +7 more
wiley   +1 more source

Dental Microwear Texture Analysis on Radular Teeth

open access: yesAdvanced Materials Interfaces, EarlyView.
3D microwear textures reveal how gastropod radular teeth respond to controlled abrasive contact. Distinct surface signatures distinguish regular abrasion from fracture‐dominated material removal, showing how mineralized coatings, fibrous cores, and substrate properties jointly shape wear and failure in a biological scraping interface.
Wencke Krings   +2 more
wiley   +1 more source

Determinação do amortecimento de painel aeronáutico com material viscoelástico [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia MecânicaA pesquisa apresentada nesta dissertação é voltada para problemas de determinação do amortecimento de estruturas ...
Bratti, Giovanni
core  

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

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