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![Finite element models of Horsetail Bionic Thin-walled Structures (HBTS) with increasing number of cells](thumbnails/s331.jpg) |
![Force-displacement curve and deformed profiles of optimal design of HBTS16 (16 cells)](thumbnails/s332.jpg) |
![Membrane rolling induced by bacterial toxins](thumbnails/s333.jpg) |
![Deformation of a soft cap on a rigid sphere](thumbnails/s334.jpg) |
![Tiny wrinkles on the back of David Bushnell's hand, which appear when the skin is put into tension along the wrinkles](thumbnails/s335.jpg) |
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Finite element models of Horsetail Bionic Thin-walled Structures (HBTS) with increasing number of cells |
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Force-displacement curve and deformed profiles of optimal design of HBTS16 (16 cells) |
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Membrane rolling induced by bacterial toxins |
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Deformation of a soft cap on a rigid sphere |
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Tiny wrinkles on the back of David Bushnell's hand, which appear when the skin is put into tension along the wrinkles |
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![Wrinkling of the skin of a forearm under a shearing deformation](thumbnails/s336.jpg) |
![Wrinkling of an indented thin film resting on a liquid bath](thumbnails/s337.jpg) |
![The curl of thin freely dried paper sheets](thumbnails/s338.jpg) |
![First crushed and then unfolded linen handkerchief](thumbnails/s339.jpg) |
![Quadrilatera creased paper: Origami fold pattern](thumbnails/s340.jpg) |
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Wrinkling of the skin of a forearm under a shearing deformation |
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Wrinkling of an indented thin film resting on a liquid bath |
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The curl of thin freely dried paper sheets |
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First crushed and then unfolded linen handkerchief |
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Quadrilatera creased paper: Origami fold pattern |
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![Wrinkling of a thin suspended film](thumbnails/s341.jpg) |
![Wrinkling of a thin suspended film](thumbnails/s342.jpg) |
![Wrinkling (shown next) of an inner hydrogel layer because it swells when the bilayer is immersed in water](thumbnails/s343.jpg) |
![Development of wrinkles on the inner surface of the hydrogel layer developing over time as the bilayer is immersed in water and the hydrogel swells](thumbnails/s344.jpg) |
![Enlarged view of the 24-hour image with prestress present (Image in the bottom row in the previous slide)](thumbnails/s345.jpg) |
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Wrinkling of a thin suspended film |
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Wrinkling of a thin suspended film |
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Wrinkling (shown next) of an inner hydrogel layer because it swells when the bilayer is immersed in water |
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Development of wrinkles on the inner surface of the hydrogel layer developing over time as the bilayer is immersed in water and the hydrogel swells |
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Enlarged view of the 24-hour image with prestress present (Image in the bottom row in the previous slide) |
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