Results 11 to 20 of about 3,743,862 (250)

Non destructive characterization of cortical bone micro-damage by nonlinear resonant ultrasound spectroscopy. [PDF]

open access: yesPLoS ONE, 2014
The objective of the study was to evaluate the ability of a nonlinear ultrasound technique, the so-called nonlinear resonant ultrasound spectroscopy (NRUS) technique, for detecting early microdamage accumulation in cortical bone induced by four-point ...
Sylvain Haupert   +4 more
doaj   +3 more sources

Cumulative Ductility and Hysteretic Behavior of Small Buckling-Restrained Braces [PDF]

open access: yesAdvances in Civil Engineering, 2017
Cumulative ductility is defined as a ratio of total energy to elastic energy which is dissipated by an element of the structural system during cyclic loading.
Hidajat Sugihardjo, Tavio
doaj   +2 more sources

Layered-Fabric Materiality Fibre Reinforced Polymers (L-FMFRP): Hysteretic Behavior in Architectured FRP Material. [PDF]

open access: yesPolymers (Basel), 2022
L_FMFRP is an architectural fiber composite surface element with an airy internal structure and variable section. This architectured material is the product of an alternative design and fabrication process that integrates fabric materiality, suggesting ...
Blonder A, Brocato M.
europepmc   +2 more sources

Hysteretic behavior of a belt tensioner: modeling and experimental investigation [PDF]

open access: yes, 2005
In this paper we describe the modeling of the hysteretic behavior of belt tensioners. An initial experimental device is composed only of the tensioner by using forcing frequencies, preloads and deflection amplitudes.
Dufour, Regis   +2 more
core   +1 more source

Hysteretic behavior of spatially coupled phase-oscillators [PDF]

open access: yes, 2020
Motivated by phenomena related to biological systems such as the synchronously flashing swarms of fireflies, we investigate a network of phase oscillators evolving under the generalized Kuramoto model with inertia.
Fehér, Eszter   +5 more
core   +1 more source

Influence of Profile Geometry on Frictional Energy Dissipation in a Dry, Compliant Steel-on-Steel Fretting Contact: Macroscopic Modeling and Experiment

open access: yesMachines, 2023
Dry, frictional steel-on-steel contacts under small-scale oscillations are considered experimentally and theoretically. As indenting bodies, spheres, and truncated spheres are used to retrace the transition from smooth to sharp contact profile geometries.
Emanuel Willert
doaj   +1 more source

Hysteretic Characteristics of Wood-Frame Structures Under Seismic Motions [PDF]

open access: yes, 2009
In order to develop seismic codes that can effectively mitigate damage to wood-frame construction under seismic activity, the dynamic characteristics of wood-frame buildings must be well understood.
Sutoyo, Daniel
core   +1 more source

Comparing Hysteretic Energy and inter-story drift in steel frames with V-shaped brace under near and far fault earthquakes

open access: yesAlexandria Engineering Journal, 2018
Different researches have shown that during destructive earthquakes, most structures enter non-reactionary range. Hysteretic Energy, which is wasted after the yield within its hysteresis rings, is very influential on generating structural damage of the ...
Gholamreza Abdollahzadeh   +2 more
doaj   +1 more source

An analysis of the modified Dahl and Masing models: application to a belt tensioner [PDF]

open access: yes, 2007
The objective of this paper is to describe the modified Dahl and Masing models used for predicting hysteretic behavior, and tested on a belt tensioner for automotive engines. An experimental study with deflection imposed on the tensioner is first carried
Dufour, Regis   +3 more
core   +1 more source

Elliptical Leaf Spring Shock and Vibration Mounts with Enhanced Damping and Energy Dissipation Capabilities Using Lead Spring

open access: yesShock and Vibration, 2015
We present an enhancement to the existing elliptical leaf spring (ELS) for improved damping and energy dissipation capabilities. The ELS consists of a high tensile stainless steel elliptical leaf spring with polymer or rubber compound.
Moussa Leblouba   +3 more
doaj   +1 more source

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