Results 51 to 60 of about 15,719,727 (195)

Natural rubber/nitrile butadiene rubber/hindered phenol composites with high-damping properties

open access: yesInternational Journal of Smart and Nano Materials, 2015
New natural rubber (NR)/nitrile butadiene rubber (NBR)/hindered phenol (AO-80) composites with high-damping properties were prepared in this study. The morphological, structural, and mechanical properties were characterized by atomic force microscopy ...
Xiuying Zhao   +6 more
doaj   +1 more source

Overview on Determination of Elastic and Damping Properties of Different Materials using Impulse Excitation Technique

open access: yesU.Porto Journal of Engineering, 2017
Knowledge of elastic and damping properties of materials is very relevant for the analysis and design of components, as they are relevant parameters in the performance of structural materials.
Inês Pereira
doaj   +1 more source

Effects of Damping and Reynolds Number on Vortex-Induced Vibrations [PDF]

open access: yes, 2007
Vortex-induced vibrations have been studied experimentally with emphasis on damping and Reynolds number effects. Our system was an elastically-mounted rigid circular cylinder, free to oscillate only transverse to the flow direction, with very low ...
Klamo, Joseph Thomas
core   +1 more source

The effect of carbon nanotubes on the mechanical and damping properties of macro-defect-free cements

open access: yes, 2020
The effect of CNTs on the mechanical and damping properties of macro-defect-free (MDF) cements was studied, and polyvinyl alcohol (PVA) fibers were also studied as a contrast.
Wenhua Zhang   +4 more
semanticscholar   +1 more source

Analysis of rheological model parameters for various foamed vibration-damping materials

open access: yesMagazine of Civil Engineering
The study presents an experimental and analytical investigation of foamed polyurethane viscoelastic materials with varying density and pore structures, focusing on their dynamic mechanical behavior relevant for vibration damping applications.
Shitikova Marina, Smirnov Vladimir
doaj   +1 more source

Preparation and Damping Properties of PMN/CB/PF/ⅡR Composite

open access: yesCailiao gongcheng, 2018
The aim of this study was to investigate the damping properties of butyl rubber (ⅡR) composite filled with conductive carbon black and piezoelectric ceramics particles (PMN).
LI Jian, DU Ming, HUANG Zhi-xiong
doaj   +1 more source

Research progress in damping alloys

open access: yesCailiao gongcheng
Damping alloys can dissipate vibration energy into thermal energy through defective motion with high mechanical properties and functional characteristics, which have a great significance in the development and research of aerospace and military fields ...
ZHAO Tailin   +3 more
doaj   +1 more source

Vibrational damping behaviors of graphene nanoplatelets reinforced NR/EPDM nanocomposites

open access: yesJournal of Mechanical Engineering and Sciences, 2017
Vibrational damping behaviors of graphene nanoplatelets (GNPs) reinforced natural rubber/ethylene-propylene-diene rubber (NR/EPDM) were investigated. The nanocomposites were prepared through melt compounding using a Haake internal mixer.
N. Mohamad   +8 more
doaj   +1 more source

Research progress in fiber reinforced polymer damping composites

open access: yesCailiao gongcheng
Fiber reinforced polymer composites are widely used in aerospace, automotive, shipbuilding, rail transportation, and other fields. With the development of lightweight high-speed aerospace and precision instrument automation, vibration problems are ...
WANG Tingting   +5 more
doaj   +1 more source

Reduced joint models for damping design of multi-jointed structures [PDF]

open access: yes, 2014
− Design of damping in multi-jointed structures is studied here. − Dissipation sources are viscoelastic behavior and contact/friction at joints interfaces. − Reduction on meta-models of nonlinear joints models is investigated.
BALMES, Etienne   +2 more
core  

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