Results 251 to 260 of about 178,633 (301)

Electrostatic Actuation Induces Competing Adhesion and Vibration Regimes at Fingertip Contact

open access: yesAdvanced Intelligent Systems, EarlyView.
Electric fields modulate fingertip–surface contact to create artificial touch sensations. The mechanisms underlying electrostatic friction, however, remain unclear. Direct imaging and friction measurements under oscillating electric fields showed that adhesion dominates at high frequencies, while vibration contributes substantially at the lower ...
Celal Umut Kenanoglu   +2 more
wiley   +1 more source

A Two‐Stage Characterization Pipeline and Open‐Source Framework for Reproducible Tactile Sensing

open access: yesAdvanced Intelligent Systems, EarlyView.
The same soft tactile sensor returns different numbers when embodied in different robots. This is an Embodiment Gap that no shared framework currently captures transparently. A two‐stage characterization pipeline, paired with a FAIR open‐source digital datasheet, decouples intrinsic sensor behavior from embodiment effects and condenses cross‐laboratory
Matteo Lo Preti   +6 more
wiley   +1 more source

Soft Active Electromyography Interface for Machine Learning‐Enabled Silent Speech Recognition

open access: yesAdvanced Intelligent Systems, EarlyView.
A soft, hand‐worn electromyography interface enables intent‐driven silent speech recognition without continuous facial attachment. The device integrates liquid‐metal interconnects, a transparent flexible circuit, and elastomer encapsulation with a fingertip electrode that contacts perioral muscles only on demand.
Yuta Kurotaki   +8 more
wiley   +1 more source

An example of stick–slip and stick–slip–separation waves

open access: yesEuropean Journal of Mechanics - A/Solids, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Moirot, Franck   +2 more
core   +4 more sources

Naive model for stick-slip processes

open access: yesThe European Physical Journal E, 2007
This paper is a tutorial description of stick-slip in soft materials (rubber beads, gels) where inertial effects are negligible. A typical example is a rubber sphere, pressed against a glass surface (JKR contact). The sphere is driven from the top at a prescribed velocity U ( approximately 100 microm/s).
F, Brochard-Wyart, P-G, de Gennes
openaire   +3 more sources

An Example of Stick-Slip Waves

Comptes Rendus de l'Académie des Sciences - Series IIB - Mechanics, 2000
Summary: An analytical solution representing a family of stick-slip waves is obtained in a simple example modelling the dynamic behaviour of an elastic cylindrical tube in contact with Coulomb's friction with a rigid rotating cylinder. This family of waves, representing the non-trivial periodic responses of a continuous system with one space variable ...
Moirot, Franck, Son Nguyen, Quoc
openaire   +3 more sources

Friction-induced stick-slip vibration and its experimental validation

open access: yesMechanical Systems and Signal Processing, 2020
Friction is known to cause vibration in many situations and one particular kind of friction-induced vibration is in the form of stick-slip vibration, which is of fundamental significance in science due to its ubiquitous nature.
Jiliang Mo, Huajiang Ouyang
exaly   +3 more sources

Stick-slip Whirl Interaction in Drillstring Dynamics

open access: yesJournal of Vibration and Acoustics, Transactions of the ASME, 2002
This paper attempts to explain the complicated behavior of oilwell drillstring motionwhen both torsional stick-slip and lateral whirl vibration are involved.
D H Van Campen, Van Campen D H
exaly   +2 more sources

Stick-slip instability analysis

Meccanica, 1992
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
G. Capone   +3 more
openaire   +2 more sources

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