Results 21 to 30 of about 67,386 (307)

Modification of the lithospheric stress field by lateral variations in plate-mantle coupling [PDF]

open access: yes, 2009
The presence of deeply penetrating continental roots may locally increase the magnitude of basal shear tractions by up to a factor of 4 compared to a layered viscosity structure.
Naliboff, JB   +5 more
core   +1 more source

RESEARCH ON THE ASEISMIC BEHAVIOR OF LONG-SPAN CABLE-STAYED BRIDGE WITH DAMPING EFFECT [PDF]

open access: yesCivil Engineering Journal, 2016
The main beam of a cable-stayed bridge with a floating system may have a larger longitudinal displacement subject to earthquake effect. Thus, seismic control and isolation are crucial to bridge safety.
Wu Fangwen   +3 more
doaj   +1 more source

Dual simulations of fluid flow and seismic wave propagation in a fractured network : effects of pore pressure on seismic signature [PDF]

open access: yes, 2006
Fluid flow in the Earth's crust plays an important role in a number of geological processes. In relatively tight rock formations such flow is usually controlled by open macrofractures, with significant implications for ground water flow and hydrocarbon ...
Main, I.G.   +8 more
core   +1 more source

Dynamic analysis of pre-stressed elastic plates resting on layered soils

open access: yesYantu gongcheng xuebao, 2021
Based on the analytical layer-element method and classical the elastic thin plate theory, a method for solving the vertical dynamic interaction between the layered soils and the pre-stressed elastic plates is proposed.
LIU Chun-lin 1, 2, 3, AI Zhi-yong 2, TANG Meng-xiong 1, HU He-song 1
doaj   +1 more source

Optomechanical coupling between ultracold atoms and a membrane oscillator [PDF]

open access: yes, 2014
In this thesis, I report on the realization of a hybrid optomechanical system in which ultracold atoms are coupled to a micromechanical membrane. The atoms are trapped in the intensity maxima of an optical standing wave formed by retroreflection of a ...
Korppi, Maria
core   +1 more source

Adaptive Controller of the Major Functions for Controlling a Drive System with Elastic Couplings

open access: yesEnergies, 2018
In any drive system, there are always couplings between the motor and the load. Since the hardness of these couplings is finite, they have elastic properties, causing unwanted vibration and negatively affecting system quality.
Dung Tran Anh, Thang Nguyen Trong
doaj   +1 more source

Molecular Dynamics Simulations on the Elastic Properties of Polypropylene Bionanocomposite Reinforced with Cellulose Nanofibrils

open access: yesNanomaterials, 2022
Cellulose-reinforced polypropylene bionanocomposites can show improved elastic properties over their pure polypropylene counterparts. We have used equilibrium and non-equilibrium molecular dynamics (MD) simulations to study the elastic properties of ...
Vaibhav Modi, Antti J. Karttunen
doaj   +1 more source

Coupling of nanomechanical resonators to controllable quantum systems [PDF]

open access: yes, 2014
The coupling of nanomechanical resonators to controllable quantum systems represents a growing and promising area of research. Recent advances in this field have brought to astonishing results, such as the initialization of a mechanical resonator into ...
Montinaro, Michele
core   +1 more source

Topological Valley Transport of Elastic Waves Based on Periodic Triangular-Lattices

open access: yesCrystals, 2022
Topological transports of elastic waves have attracted much attention because of their unique immunity to defects and backscattering-suppression ability.
Zehuan Tang   +9 more
doaj   +1 more source

Multiwave non-linear couplings in elastic structures [PDF]

open access: yesInternational Journal of Solids and Structures, 2002
This short contribution considers the essentials of nonlinear wave properties in typical mechanical systems such as an infinite straight bar, a circular ring, and a flat plate. It is found that nonlinear resonance is experienced in all the systems exhibiting continuous and discrete spectra, respectively.
Kovriguine, D. A.   +2 more
openaire   +1 more source

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