Bendability parameter for twisted ribbons to describe longitudinal wrinkling and delineate the near-threshold regime

Fuente: arXiv
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Autori principali: Leembruggen, Madelyn, Andrejevic, Jovana, Kudrolli, Arshad, Rycroft, Chris H.
Natura: Preprint
Pubblicazione: 2024
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author Leembruggen, Madelyn
Andrejevic, Jovana
Kudrolli, Arshad
Rycroft, Chris H.
author_facet Leembruggen, Madelyn
Andrejevic, Jovana
Kudrolli, Arshad
Rycroft, Chris H.
contents We propose a dimensionless bendability parameter, $ε^{-1} = [\left(h/W\right)^2 T^{-1}]^{-1}$ for wrinkling of thin, twisted ribbons with thickness $h$, width $W$, and tensional strain $T$. Bendability permits efficient collapse of data for wrinkle onset, wavelength, critical stress, and residual stress, demonstrating longitudinal wrinkling's primary dependence on this parameter. This new parameter also allows us to distinguish the highly bendable range ($ε^{-1} > 20$) from moderately bendable samples ($ε^{-1} \in (0,20]$). We identify scaling relations to describe longitudinal wrinkles that are valid across our entire set of simulated ribbons. When restricted to the highly bendable regime, simulations confirm theoretical near-threshold (NT) predictions for wrinkle onset and wavelength.
format Preprint
id arxiv_https___arxiv_org_abs_2401_10797
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Bendability parameter for twisted ribbons to describe longitudinal wrinkling and delineate the near-threshold regime
Leembruggen, Madelyn
Andrejevic, Jovana
Kudrolli, Arshad
Rycroft, Chris H.
Soft Condensed Matter
We propose a dimensionless bendability parameter, $ε^{-1} = [\left(h/W\right)^2 T^{-1}]^{-1}$ for wrinkling of thin, twisted ribbons with thickness $h$, width $W$, and tensional strain $T$. Bendability permits efficient collapse of data for wrinkle onset, wavelength, critical stress, and residual stress, demonstrating longitudinal wrinkling's primary dependence on this parameter. This new parameter also allows us to distinguish the highly bendable range ($ε^{-1} > 20$) from moderately bendable samples ($ε^{-1} \in (0,20]$). We identify scaling relations to describe longitudinal wrinkles that are valid across our entire set of simulated ribbons. When restricted to the highly bendable regime, simulations confirm theoretical near-threshold (NT) predictions for wrinkle onset and wavelength.
title Bendability parameter for twisted ribbons to describe longitudinal wrinkling and delineate the near-threshold regime
topic Soft Condensed Matter
url https://arxiv.org/abs/2401.10797