Results 41 to 50 of about 378,591 (316)

Structural friction anisotropy on the nanometer scale [PDF]

open access: yes, 2013
The ability to understand and control friction on an atomic scale is becoming increasingly important, not only considering the increasingly small scale of mechanical systems that are being developed, but also in respect of furthering the fundamental ...
Fessler, Gregor
core   +1 more source

Experimental Verification of the Boundary Element Method for Adhesive Contacts of a Coated Elastic Half-Space

open access: yesLubricants, 2023
We consider analytical, numerical, and experimental approaches developed to describe the mechanical contact between a rigid indenter and an elastic half-space coated with an elastic layer.
Iakov A. Lyashenko   +2 more
doaj   +1 more source

Non-contact friction studied with pendulum AFM [PDF]

open access: yes, 2014
Understanding nanoscale friction and dissipation is central to nanotechnology. The recent detection of the electronic friction drop caused by the onset of superconductivity in Nb by means of an ultrasensitive non-contact pendulum atomic force microscope (
Samadashvili, Markus
core   +1 more source

Voltage-Induced Friction with Application to Electrovibration

open access: yesLubricants, 2019
Due to the growing interest in robotic and haptic applications, voltage-induced friction has rapidly gained in importance in recent years. However, despite extensive experimental investigations, the underlying principles are still not sufficiently ...
Markus Heß, Valentin L. Popov
doaj   +1 more source

Design frictions

open access: yesAI & SOCIETY, 2011
A fusion of architecture and media technology, video-mediated spaces facilitate collaborative practices across spatial extensions. This paper contributes an architectural perspective on presence design, exploring its potential to create architectural extensions that facilitate knowledge sharing and remote presence.
openaire   +3 more sources

A comparison of double sided friction stir welding in air and underwater for 6mm S275 steel plate [PDF]

open access: yes, 2014
This study compared the mechanical and microstructural properties produced during friction stir welding (FSW) of S275 structural steel in air and underwater.
Baillie, Philip   +9 more
core   +1 more source

Friction Observer and Compensation for Control of Robots with Joint Torque Measurement [PDF]

open access: yes, 2008
In this paper we introduce a friction observer for robots with joint torque sensing (in particular for the DLR medical robot) in order to increase the positioning accuracy and the performance of torque control.
Hirzinger, Gerd   +10 more
core   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Methodology for qualifying a Friction Stir Welding equipment [PDF]

open access: yes, 2008
The objective of this research work is the industrialization of the friction stir welding process in order to provide tools to industrials to select and qualify a machine for their FSW applications.
MARTIN, Patrick   +5 more
core  

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

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