Results 11 to 20 of about 42,365 (294)

Water-induced finger wrinkles do not affect touch acuity or dexterity in handling wet objects. [PDF]

open access: yesPLoS ONE, 2014
Human non-hairy (glabrous) skin of the fingers, palms and soles wrinkles after prolonged exposure to water. Wrinkling is a sympathetic nervous system-dependent process but little is known about the physiology and potential functions of water-induced skin
Julia Haseleu   +4 more
doaj   +1 more source

The Mullins effect in the wrinkling behavior of highly stretched thin films [PDF]

open access: yes, 2018
Recent work demonstrates that finite-deformation nonlinear elasticity is essential in the accurate modeling of wrinkling in highly stretched thin films.
Feher, Eszter   +2 more
core   +2 more sources

Residual Stresses in Thermoplastic Composites: A Review [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2008
Applications of thermoplastic composites have developed extensively. The thermoplastic composites in comparison with the thermoset composites have many advantages. Thermoplastic composites can be melted and remolded many times.
M.M. Shokrieh, S. Safari Dinachali
doaj   +1 more source

Efficient Multi-Material Structured Thin Film Transfer to Elastomers for Stretchable Electronic Devices

open access: yesMicromachines, 2022
Stretchable electronic devices must conform to curved surfaces and display highly reproducible and predictable performance over a range of mechanical deformations.
Xiuping Ding, Jose M. Moran-Mirabal
doaj   +1 more source

Effective behavior of nematic elastomer membranes [PDF]

open access: yes, 2015
We derive the effective energy density of thin membranes of liquid crystal elastomers as the Gamma-limit of a widely used bulk model. These membranes can display fine-scale features both due to wrinkling that one expects in thin elastic membranes and due
Bhattacharya, Kaushik   +2 more
core   +2 more sources

Local buckling evolution mechanism of a buried steel pipe under fault movements

open access: yesEnergy Science & Engineering, 2020
Pipe is the main transportation way for oil and natural gas. Fault movement mainly caused by earthquake, which will induce pipe bending, tension and compression. Then oil or gas leakage appear.
Jie Zhang, Yang Chen, Han Zhang
doaj   +1 more source

Facial wrinkling: A possible mirror of COPD severity.....

open access: yesEgyptian Journal of Chest Disease and Tuberculosis, 2014
Background and objective: The objective of our study was to test the hypothesis that facial wrinkling is a reflection to the severity of COPD disease and whether there is an association between facial wrinkling score and the severity of COPD as assessed ...
M.H. Zidan, H.S. Gharraf, E.M. Hassan
doaj   +1 more source

Orthotropic rotation-free thin shell elements [PDF]

open access: yes, 2015
A method to simulate orthotropic behaviour in thin shell finite elements is proposed. The approach is based on the transformation of shape function derivatives, resulting in a new orthogonal basis aligned to a specified preferred direction for all ...
Herrmann, Hans J.   +3 more
core   +1 more source

Pressure-driven wrinkling of soft inner-lined tubes

open access: yesNew Journal of Physics, 2022
A simple equation modelling an inextensible elastic lining of an inner-lined tube subject to an imposed pressure difference is derived from a consideration of the idealised elastic properties of the lining and the pressure and soft-substrate forces.
Benjamin Foster   +3 more
doaj   +1 more source

Hydrogen Induced Etching Features of Wrinkled Graphene Domains

open access: yesNanomaterials, 2019
Wrinkles are observed commonly in CVD (chemical vapor deposition)-grown graphene on Cu and hydrogen etching is of significant interest to understand the growth details, as well as a practical tool for fabricating functional graphene nanostructures. Here,
Qiongyu Li   +5 more
doaj   +1 more source

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