Results 111 to 120 of about 4,036,679 (293)

Stretching the Printability Metric in Direct‐Ink Writing with Highly Extensible Yield‐Stress Fluids

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces “drawability” as a new metric for assessing printability in direct‐ink writing, focusing on gap‐spanning performance and speed robustness. By designing yield‐stress fluids with high extensibility, we demonstrate that extensional strain‐to‐break significantly enhances printability.
Chaimongkol Saengow   +9 more
wiley   +1 more source

On the Simulation of the Micro-Contact of Rough Surfaces Using the Example of Wet Friction Clutch Materials

open access: yesLubricants, 2019
Friction behavior in a sliding contact is strongly influenced by the surface topography of the bodies in contact. This also applies to friction clutches. Even small differences in surface topography may cause significant differences in friction behavior.
Katharina Voelkel   +5 more
doaj   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Effect of Geometric Error on Friction Behavior of Cylinder Seals. [PDF]

open access: yesPolymers (Basel), 2021
Lin A, Wu J, Li H, Li Z, Su B, Wang Y.
europepmc   +1 more source

Behavior of Sand Particles in Sand-Steel Friction

open access: yesSoils and Foundations, 1988
ABSTRACT This paper describes a method for observing the particle behavior near the interface in sand-steel friction tests. A friction testing apparatus was modified to allow the observation of sand particles. Close-up photographs were taken of the sand particles at specified timing in sand-steel friction tests.
UESUGI, MORIMICHI   +2 more
openaire   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

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

Frontiers in atomic-level manufacturing: atomic-scale friction

open access: yesInternational Journal of Extreme Manufacturing
As micro/nanoelectromechanical systems (MEMS/NEMS) advance toward higher integration, device fabrication is entering the era of atomic and close-to-atomic scale manufacturing (ACSM).
Chenyang Quan   +7 more
doaj   +1 more source

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