Results 21 to 30 of about 14,767 (267)

Design and Parameter Optimization of the Reduction-Isolation Control System for Building Structures Based on Negative Stiffness

open access: yesBuildings, 2023
In order to improve the damping capacity of building isolation system, this paper studies the damping isolation control system of the building structure based on negative stiffness.
Xiaofang Kang, Shuai Li, Jun Hu
doaj   +1 more source

Effects of Cold Rolling Deformation on Microstructure and Damping Capacity of a Fe-Mn-Cr-Co-Si Alloy [PDF]

open access: yesMaterials Research, 2019
The microstructure evolution of Fe-19Mn-8Cr-1Co-0.2Si (wt.%) alloy and Fe-19Mn (wt.%) alloy during cold rolling and its effect on the damping capacity of the two alloys were investigated.
Lei Meng, Xiaoming Zhang
doaj   +1 more source

Nanoindentation Creep, Elastic Properties, and Shear Strength Correlated with the Structure of Sn-9Zn-0.5nano-Ag Alloy for Advanced Green Electronics

open access: yesMetals, 2020
This work investigates the influence of an Ag nanoparticle addition on the microstructure, microhardness, creep, temperature-dependent elastic properties, damping capacity, and shear strength of an environmentally friendly eutectic Sn-9Zn (wt.%) material.
Asit Kumar Gain, Liangchi Zhang
doaj   +1 more source

Damping Capacity of Co-Mn System

open access: yesMATERIALS TRANSACTIONS, 2003
The damping capacity of Co-Mn system which undergoes fcc → hcp martensitic transformation has been studied as a function of e volume fraction using an inverted torsional pendulum. The damping capacity increases linearly with increasing e volume fraction regardless of manganese content, and is represented by δ = 0.05 + 0.27 f e where δ is the damping ...
Young-Seob Seo   +2 more
openaire   +2 more sources

Dynamic Behavior of Shafts, Couplings and Working Body of the Machine under Torsional Impact Moment [PDF]

open access: yesJournal of Applied and Computational Mechanics
In this study, the influence of the torsional rigidity of the connected shafts, couplings and the working body of the machine, as well as the damping capacity of the coupling, on the torsional impact moment generated in the machine transmission is ...
Isa Khalilov, Abdullah H. Sofiyev
doaj   +1 more source

Effect of compositional changes and heat treatment on microstructure and mechanical properties of gray cast iron

open access: yesJournal of Materials Research and Technology
Cast iron is used in machine tools to cast various components because of its wear resistance and vibration-damping ability. However, the relationship between its microstructure and damping capacity has not been studied.
Xiangbin Cao   +3 more
doaj   +1 more source

Damping behavior and mechanical properties of novel Acrylic/TiNi composites

open access: yesCailiao gongcheng, 2023
Metal-matrix composites with high damping capacity and excellent energy absorption properties have extensive application requirements. Porous TiNi shape memory alloys with a three-dimensional connected structure were firstly prepared by powder metallurgy
HAO Gangling   +6 more
doaj   +1 more source

Analytical model for flexural damping responses of CFRP cantilever beams in the low-frequency vibration

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2018
In this paper, an analytical model for the flexural vibration damping of Carbon Fiber Reinforced Plastics (CFRP) cantilever beams was proposed, which is based on the Lamination Theory and Euler–Bernoulli Beam Theory.
Mo Yang   +4 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Microstructure, Mechanical Properties, and Damping Capacity of AlxCoCrFeNi High-Entropy Alloys Prepared by Spark Plasma Sintering

open access: yesMetals, 2022
High-entropy alloys (HEAs) of AlxCoCrFeNi (x = 0.2, 0.5, and 1) were created using the spark plasma sintering (SPS) method in conjunction with an aerosolized powder.
Ke Xiong   +4 more
doaj   +1 more source

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