Results 51 to 60 of about 614,864 (203)

Relaxation damping in oscillating contacts [PDF]

open access: yesScientific Reports, 2015
AbstractIf a contact of two purely elastic bodies with no sliding (infinite coefficient of friction) is subjected to superimposed oscillations in the normal and tangential directions, then a specific damping appears, that is not dependent on friction or dissipation in the material. We call this effect “relaxation damping”.
Popov, Mikhail   +2 more
openaire   +5 more sources

Numerical continuation of canard orbits in slow-fast dynamical systems [PDF]

open access: yes, 2009
A trajectory of a system with two clearly separated time scales generally consists of fast segments (or jumps) followed by slow segments where the trajectory follows an attracting part of a slow manifold. The switch back to fast dynamics typically occurs
Desroches, MF, Osinga, HM, Krauskopf, B
core   +1 more source

Dynamics of the warp beam brake drive on a weaving loom for the production of natural silk fabrics [PDF]

open access: yesE3S Web of Conferences
In the process of producing silk fabrics, by the fact of the high elastic properties of the threads large relaxation oscillations occur in the weaving system of the loom.
Rakhimhodjaev Saidvoris   +4 more
doaj   +1 more source

Complex non-exponential form of damped vibrations in uniaxially oriented polymeric materials with one mechanical degree of freedom

open access: yesPhysics of Complex Systems, 2023
In the present paper the relaxation properties of uniaxially oriented polymer threads are investigated. Vibrational relaxation in mechanical system with one degree of freedom is analyzed.
Дмитрий Сергеевич Вавилов   +2 more
doaj   +1 more source

Feedback control of oscillations in combustion and cavity flows [PDF]

open access: yes, 2010
This thesis considers the control of combustion oscillations, motivated by the susceptibility of lean premixed combustion to such oscillations, and the long and expensive development and commissioning times that this is giving rise to.

core   +2 more sources

Heterostructure of TiO2 and macroporous silicon: The simplest relaxation oscillator

open access: yesJournal of Science: Advanced Materials and Devices, 2021
A heterostructure composed of TiO2 and macroporous silicon in this study may represent the simplest relaxation oscillator ever reported. It consisted of macroporous Si with TiO2 grown on its pore walls, and metallic contacts.
Abel Garzon-Roman   +2 more
doaj   +1 more source

Définition cinématique des oscillations de relaxation

open access: yes, 1945
L'auteur propose une définition cinématique des oscillations de relaxation conduisant au système suivant d'équations paramétriques [FORMULE], f désignant une fonction arbitraire assujettie à vérifier certaines conditions énoncées au cours de l'article ...
Jean Abele
core   +1 more source

Airway smooth muscle relaxation results from a reduction in the frequency of Ca2+ oscillations induced by a cAMP-mediated inhibition of the IP3 receptor

open access: yesRespiratory Research, 2006
Background It has been shown that the contractile state of airway smooth muscle cells (SMCs) in response to agonists is determined by the frequency of Ca2+ oscillations occurring within the SMCs.
Sanderson Michael J, Bai Yan
doaj   +1 more source

Thermally activated charge fluctuations in GaAs double quantum dots [PDF]

open access: yes, 2014
In this thesis, laterally defined GaAs quantum dots and double quantum dots are investigated by means of real-time charge sensing. A quantum dot charge sensor, adjacent to the investigated double dot system, detects single electron tunneling with ...
Biesinger, Daniel Erich Fridolin
core   +1 more source

Relaxation oscillations in the Darie wind power plant model

open access: yesВестник Самарского университета: Естественнонаучная серия
The article discusses the mathematical model of the Daria small wind power plant. This installation is a type of vertical axis wind turbine named after its inventor, Georges Jean Marie Darrieux.
Alena S. Kirsanova
doaj   +1 more source

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