Results 31 to 40 of about 113,510 (320)

Quasi-Static Folding and Deployment of Ultrathin Composite Tape-Spring Hinges [PDF]

, 2011
Deployable structures made from ultrathin composite materials can be folded elastically and are able to selfdeploy by releasing the stored strain energy.
Mallikarachchi, H. M. Y. C., Pellegrino, S.   +1 more
core   +1 more source

Research and Analysis of Quasi-Zero-Stiffness Isolator with Geometric Nonlinear Damping

Shock and Vibration, 2017
This paper presents a novel quasi-zero-stiffness (QZS) isolator designed by combining a tension spring with a vertical linear spring. In order to improve the performance of low-frequency vibration isolation, geometric nonlinear damping is proposed and ...
Qingguo Meng, Xuefeng Yang, Wei Li, En Lu, Lianchao Sheng   +4 more
doaj   +1 more source

A chaotic behavior and stability analysis on quasi-zero stiffness vibration isolators with multi-control methodologies

Journal of Low Frequency Noise Vibration and Active Control
A quasi-zero stiffness vibration isolator (QZSVI) is used in applications like precision instruments, aerospace, microelectronics manufacturing, and seismic isolation to protect sensitive equipment from low-frequency vibrations.
Taher A. Bahnasy, T. Amer, A. Almahalawy, M. Abohamer, H. Abosheiaha, AS Elameer   +5 more
semanticscholar   +1 more source

Dynamics of a group of quasi-zero stiffness vibration isolators with slightly different parameters

Journal of Low Frequency Noise, Vibration and Active Control, 2018
This article is devoted to finding solutions of problems of vibration isolators with quasi-zero stiffness from a manufacturing point of view. The following study is appeared after experimental study and manufacturing of preproduction serial of universal ...
Anvar Valeev
doaj   +1 more source

Simulation of operation of pneumatic compensator with quasi-zero stiffness in the electric centrifugal submersible pump unit

Записки Горного института, 2018
The ECSPU pneumatic compensators with quasi-zero stiffness are proposed. The pneumatic compensator with quasi-zero stiffness is suggested to be made in the form of pneumatic spring assemblies having a power characteristic with a positive stiffness ...
A. N. Zotov, K. R. Urazakov, E. B. Dumler   +2 more
doaj   +1 more source

Reactive Hall constant of Strongly Correlated Electrons

, 2001
The zero-temperature Hall response within tight-binding models of correlated electrons is studied. Using the linear response theory and a linearization in the magnetic field B, a general relation for the reactive (zero frequency) Hall constant in the ...
A. G. Rojo, B. S. Shastry, E. Dagotto, F. D. M. Haldane, F. F. Assaad, G. Mihaly, H. E. Castillo, H. Fukuyama, H. J. Schulz, H. Kohno, H. Tsunetsugu, H. Y. Hwang, J. Moser, N. P. Ong, N. P. Ong, P. Prelovšek, P. Prelovšek, P. Prelovšek, P. Prelovšek, T. Noda, W. F. Brinkman, W. Jones, W. Kohn, X. Zotos, X. Zotos   +24 more
core   +1 more source

Application of quasi-homogeneous anisotropic laminates in grid-stiffened panel design [PDF]

, 2012
Composite laminates are derived for standard configurations with quasi-homogeneous anisotropic properties, whereby in-plane and out-of-plane stiffness properties are concomitant.
Williams F. W., Wu K.,M., York C. B., York C. B., York C. B., York C. B., York C. B.   +6 more
core   +1 more source

Influence of seawater absorption on vibrational and tensile characteristics of quasi-isotropic glass/epoxy composites

Journal of Materials Research and Technology, 2019
Glass fibre reinforced composites are common structural materials in civil engineering and marine applications. Exposure to moisture is the key challenge for using fibre-reinforced composites in marine structures.
Acharya Pavan, Pai Dayananda, Kini M. Vijaya, Sriharsha Hegde, Padmaraj Narampady Hosagade   +4 more
doaj   +1 more source

Quantum fluctuations in thin superconducting wires of finite length

, 2003
In one dimensional wires, fluctuations destroy superconducting long-range order and stiffness at finite temperatures; in an infinite wire, quasi-long range order and stiffness survive at zero temperature if the wire's dimensionless admittance $\mu$ is ...
A. Larkin, A. O. Caldeira, G. Blatter, H. P. Büchler, N. Giordano, R. Newbower, S. A. Bulgadaev, V. B. Geshkenbein   +7 more
core   +1 more source

The research about application of quasi-zero stiffness vibration isolation technology in a large vehicle-mounted optic-electronic equipment

Ain Shams Engineering Journal, 2023
The large vehicle-borne optic-electronic tracking equipment has the characteristics of heavy inertia, complex road condition and wide vibration spectrum.
Zhaobing Chen, Shuaibei Yu, Bing Wang, Xinyu Zhuang, Feng Lin   +4 more
doaj   +1 more source