Unique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfaces

We investigate, over a wide range of normal loads, the static friction on textile-embedded elastomer surfaces that show hierarchical microstructures tunable by adjusting internal in-plane compressive strains. These microstructures, under compression, comprise small protrusions on textile fibers and...

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Main Authors: Takuya Ohzono, Kay Teraoka
Format: Article
Language:English
Published: AIP Publishing LLC 2017-05-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.4983800
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author Takuya Ohzono
Kay Teraoka
author_facet Takuya Ohzono
Kay Teraoka
author_sort Takuya Ohzono
collection DOAJ
description We investigate, over a wide range of normal loads, the static friction on textile-embedded elastomer surfaces that show hierarchical microstructures tunable by adjusting internal in-plane compressive strains. These microstructures, under compression, comprise small protrusions on textile fibers and surface-buckling-based wrinkles with periodicities on the order of tens and hundreds of microns, respectively. The static-friction coefficients unexpectedly increase under normal loads. This unique property, associated with the transition from partial to almost total contact, depends on both loads and the aspect ratio of the wrinkles. Wrinkle-structure tuning modulates load-dependent friction’s nonlinearity, which may augment the tribological performance of elastomeric materials.
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spelling doaj.art-6067a191ccc843f893b205287dc6e0d72022-12-21T18:11:25ZengAIP Publishing LLCAIP Advances2158-32262017-05-0175055309055309-610.1063/1.4983800037705ADVUnique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfacesTakuya Ohzono0Kay Teraoka1Research Institute for Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST), 1-1-1 Higashi, Tsukuba, Ibaraki 305-8565, JapanResearch Institute for Sustainable Chemistry, National Institute of Advanced Industrial Science and Technology (AIST), 1-1-1 Higashi, Tsukuba, Ibaraki 305-8565, JapanWe investigate, over a wide range of normal loads, the static friction on textile-embedded elastomer surfaces that show hierarchical microstructures tunable by adjusting internal in-plane compressive strains. These microstructures, under compression, comprise small protrusions on textile fibers and surface-buckling-based wrinkles with periodicities on the order of tens and hundreds of microns, respectively. The static-friction coefficients unexpectedly increase under normal loads. This unique property, associated with the transition from partial to almost total contact, depends on both loads and the aspect ratio of the wrinkles. Wrinkle-structure tuning modulates load-dependent friction’s nonlinearity, which may augment the tribological performance of elastomeric materials.http://dx.doi.org/10.1063/1.4983800
spellingShingle Takuya Ohzono
Kay Teraoka
Unique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfaces
AIP Advances
title Unique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfaces
title_full Unique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfaces
title_fullStr Unique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfaces
title_full_unstemmed Unique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfaces
title_short Unique load dependency of static friction of wrinkles formed on textile-embedded elastomer surfaces
title_sort unique load dependency of static friction of wrinkles formed on textile embedded elastomer surfaces
url http://dx.doi.org/10.1063/1.4983800
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