Results 11 to 20 of about 2,335,638 (319)

Chattering: an overlooked peculiarity of rocking motion [PDF]

open access: yesNonlinear Dynamics, 2022
Complete chattering occurs when a structure undergoes a theoretically infinite sequence of impacts in finite time, that eventually bring the structure to the state of persistent (continuous) contact. This study investigates the conditions under which a rigid rocking block undergoes complete chattering when subjected to sinusoidal ground excitation. The
A. Giouvanidis   +2 more
semanticscholar   +5 more sources

High cell density cultivation and recombinant protein production with Escherichia coli in a rocking-motion-type bioreactor [PDF]

open access: yesMicrobial Cell Factories, 2010
Background Single-use rocking-motion-type bag bioreactors provide advantages compared to standard stirred tank bioreactors by decreased contamination risks, reduction of cleaning and sterilization time, lower investment costs, and simple and cheaper ...
Adams Thorsten   +7 more
doaj   +3 more sources

Rocking motion in solid proteins studied by the 15N proton-decoupled R1ρ relaxometry. [PDF]

open access: yesPhysical Chemistry, Chemical Physics - PCCP, 2023
Recently it has been revealed that proteins in solid samples undergo slow overall rocking. The parameters of this motion depend on intermolecular interactions.
A. Krushelnitsky   +3 more
semanticscholar   +2 more sources

Optimal Damper Slip Force for Vibration Control Structures Incorporating Friction Device with Sway-Rocking Motion Obtained Using Shaking Table Tests

open access: yesAdvances in Civil Engineering, 2019
In this study, a series of shaking table tests were conducted using a specimen that consisted of a superstructure, incorporating a friction device and a sway-rocking mechanism under the superstructure to determine the optimal damper slip force of a ...
Kazutaka Shirai   +3 more
doaj   +2 more sources

Effective rocking motion for inducing sleep in adults - Verification of effect of mother's embrace and rocking motion [PDF]

open access: yesJournal of Robotics, Networking and Artificial Life, 2015
We investigated the most effective rocking motion for inducing sleep in adults. We prepared ten types of rocking motions, including two types of mother’s rocking motions.
Keishi Ashida   +5 more
semanticscholar   +2 more sources

The effect of rocking stapes motions on the cochlear fluid flow and on the basilar membrane motion [PDF]

open access: yesThe Journal of the Acoustical Society of America, 2013
The basilar membrane (BM) and perilymph motion in the cochlea due to rocking stapes motion (RSM) and piston-like stapes motion (PSM) is modeled by numerical simulations. The full Navier–Stokes equations are solved in a two-dimensional box geometry. The BM motion is modeled by independent oscillators using an immersed boundary technique.
Edom, E   +5 more
openaire   +7 more sources

Fragility curves for free and restrained rocking masonry façades in one-sided motion

open access: yesEngineering Structures, 2018
This paper deals with the need of extending results of deterministic rocking analyses to stochastic analyses on restrained masonry facades in one-sided motion.
Linda Giresini   +2 more
exaly   +2 more sources

Dynamic decay of motion of rocking concrete members

open access: yes, 2014
............................................................................................................................. x CHAPTER 1: INTRODUCTION .............................................................................................
D. Kalliontzis
semanticscholar   +3 more sources

The influence of surface rocking motion on the dynamic responses of drillstring during horizontal well drilling

open access: yesResults in Engineering
This study introduces a tribomechanical model for surface pipe-rocking drilling that integrates the velocity-dependent friction effect and temporal load transfer dynamics.
Liu Yang   +5 more
doaj   +2 more sources

Theoretical Research on Contact Length in the Rocking Motion Wire Saw

open access: yesAdvanced Materials Research, 2016
Rocking motion wire saw with the additional rocking motion of either the wire or the workpiece is a new machining method compared with the traditional wire saw. The length of contact between the wire and the workpiece changes in this new saw process.
Xi Peng Xu, Xu Xi Peng
exaly   +2 more sources

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