Results 11 to 20 of about 469,015 (250)

Investigation on Damping Capacities of Spherical Mg2Si Magnesium Matrix Composites Prepared by Super-Gravity Method

open access: yesMATEC Web of Conferences, 2018
Due to inherent high damping capacities of Mg, Mg-based alloys or composites can absorb enormous elastic energy, thus, can be used as damping materials playing important role in reducing vibration and noise.
Wang Yun-si   +4 more
doaj   +2 more sources

Effects of Solution Treatment on Damping Capacities of Binary Mg-X (X = Ga and Er) Alloys. [PDF]

open access: yesMaterials (Basel), 2022
Designing new materials for vibration and noise reduction that are lightweight is of great significance for industrial development. Magnesium (Mg) alloy is considered one of the best damping metal structural materials because of its low density, high ...
Dong X   +8 more
europepmc   +2 more sources

Damping System Designs using Nonlinear Frequency Analysis Approach [PDF]

open access: yes, 2012
The main purpose of this thesis focuses on the investigation of the frequency domain analysis and design approaches for nonlinear damping systems. With the development of modern mechanical and civil engineering structures, the vibration control has ...
Guo, Pengfei
core   +6 more sources

Partially Coherent Direct Sum Channels [PDF]

open access: yesQuantum, 2021
We introduce $\textit{Partially Coherent Direct Sum}$ (PCDS) quantum channels, as a generalization of the already known $\textit{Direct Sum}$ quantum channels.
Stefano Chessa, Vittorio Giovannetti
doaj   +1 more source

Strain Amplitude Dependence of High Damping Grp/Mg97Zn1Y2 Composites Ranging from Anelastic to Microplastic

open access: yesMetals, 2021
In this paper, the damping capacities and damping mechanisms of high damping, graphite-reinforced Mg97Zn1Y2 composites were investigated. Composites consisting of different graphite particle sizes (24, 11, and 3 μm) were designed and prepared using the ...
Diqing Wan   +5 more
doaj   +1 more source

An ultrahigh strain-independent damping capacity in Mg–1Mn alloy by cold rolling process

open access: yesJournal of Materials Research and Technology, 2023
An ultrahigh strain-independent damping in Mg–1Mn alloy was prepared by cold rolling process. Combined with microstructure characterization, the mechanical properties and damping capacities of Mg–1Mn alloy with different reduction were systematically ...
Cong Dang   +9 more
doaj   +1 more source

Seismic risk-based optimal design of fluid viscous dampers for seismically excited nonlinear structures [PDF]

open access: yesNumerical Methods in Civil Engineering, 2021
This paper introduces a procedure to risk-based optimal design of fluid viscous dampers (FVDs). To this end, the exceedance probability of specific performance level during the design lifetime as a safety criterion of the entire building is intended to ...
Mohtasham Mohebbi, Sina Bakhshinezhad
doaj   +1 more source

Effect of Ta addition on microstructures, mechanical and damping properties of Cu–Al–Mn–Ti alloy

open access: yesJournal of Materials Research and Technology, 2021
Cu–Al–Mn–Ti–xTa alloys (x = 0, 1, 2, 3, wt.%) prepared by spark plasma sintering were investigated for the effect of Ta content on the microstructure, mechanical and damping properties.
Liu Yang   +5 more
doaj   +1 more source

Low frequency damping of metal panels in ambient Air [PDF]

open access: yes, 2008
Mathematical models of structural dynamics are widely used and applied in many branches of science and engineering and it has been argued that many of the shortfalls with these models are due to the fact that the physics of joint dynamics are not ...
Paul Cunningham (1251771)   +8 more
core   +1 more source

On the interaction of exponential non-viscous damping with symmetric nonlinearities [PDF]

open access: yes, 2008
This paper studies the interaction between non-viscous damping and nonlinearities for nonlinear oscillators with reflection symmetry. The non-viscous damping function is an exponential damping model which adds a decaying memory property to the damping ...
Wagg, DJ   +6 more
core   +1 more source

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