Results 21 to 30 of about 9,838,392 (346)

Viscoelastic damping design – Thermal impact on a constrained layer damping treatment

open access: yesMaterials & Design, 2021
Constrained layer damping treatments have been commonly used for vibration damping. The included viscoelastic material exhibits high damping potential that is retrieved under shear deformation.
Martin Gröhlich   +3 more
doaj   +1 more source

Insights into effect of first-step austempering temperature on the microstructure and properties of austempered ductile iron

open access: yesMaterials Research Express, 2021
Austempered ductile iron (ADI) is a revolutionary material with high strength and hardness combined with excellent ductility and toughness. The discovery of a two-step austempering process has resulted in superior combination of all the mechanical ...
Yu Zhang   +8 more
doaj   +1 more source

Physical and damping properties of kenaf fibre filled natural rubber/thermoplastic polyurethane composites

open access: yes, 2020
The paper presents the investigation of the effect of alkaline treatment of sodium hydroxide (NaOH) on physical and dynamic mechanical analysis (DMA) viscoelastic properties of kenaf fibre filled natural rubber (NR)/thermoplastic polyurethane (TPU ...
A. M. N. Azammi   +3 more
semanticscholar   +1 more source

Experimental and theoretical evaluations of the interfacial interaction between carbon nanotubes and carboxylated butadiene nitrile rubber: Mechanical and damping properties

open access: yesMaterials & Design (1980-2015), 2020
The success of carbon nanotubes (CNTs) as fillers in improving the physicochemical and mechanical properties of polymer is attributed to their unique structure and performance characteristics.
Xun Wang   +6 more
semanticscholar   +1 more source

On the robustness of the average power ratios in damping estimation: application in the structural health monitoring of composites beams [PDF]

open access: yes, 2010
In composites structures, cracking, delamination will cause changes in the measured dynamic response of structure and so on experimentally modal parameters.
J. Morlier   +4 more
core   +1 more source

Preparation and characterization of a graphene hybridizing polyurethane damping composite

open access: yesScience and Engineering of Composite Materials, 2022
A graphene hybridizing polyurethane/polyethyl methacrylate (GR-PU/PEMA) damping composite was synthesized using the sequential interpenetration method. The effects of the graphene content and the microphase separation structure on the damping properties,
Ma Chi   +8 more
doaj   +1 more source

Dynamic Analysis of a Spring-Asphalt Three-Dimensional Isolation System Based on Cyclic Simple Shear and Shaking Table Tests

open access: yesApplied Sciences, 2020
Damping is one of the important issues related to isolated structures, including the newly proposed low-cost spring-asphalt isolation system. In this study, the damping properties of the system in terms of displacement dependence, frequency dependence ...
Shouping Shang, Zhen Wang
doaj   +1 more source

Damping Properties of Flax/Carbon Hybrid Epoxy/Fibre-Reinforced Composites for Automotive Semi-Structural Applications

open access: yesFibers, 2020
The ever-increasing demand for environmentally friendly biocomposites for use in various engineering applications requires a strong understanding of these materials properties, especially in automotive applications.
G. Fairlie, J. Njuguna
semanticscholar   +1 more source

Strength and Damping Properties of Cementitious Composites Incorporating Original and Alkali Treated Flax Fibers

open access: yesApplied Sciences, 2019
This experimental investigation focused on the mechanical and damping properties of raw and alkali treated flax fibers reinforced cementitious composites.
Pengfei Lai   +4 more
doaj   +1 more source

Damping capacity of materials and its effect on the dynamic behavior of structures. Review

open access: yesEnergy Reports, 2021
Damping is very important when studying the vibrations of bridge structures. A distinction is made between structural damping and damping due to internal friction in the material.
Olga Poddaeva, Anastasia Fedosova
doaj   +1 more source

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