Results 11 to 20 of about 67,141 (300)

Oblique wrinkles [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2017
We prove theoretically that when a soft solid is subjected to an extreme deformation, wrinkles can form on its surface at an angle that is oblique to a principal direction of stretch. These oblique wrinkles occur for a strain that is smaller than the one required to obtain wrinkles normal to the direction of greatest compression.
CARFAGNA, MELANIA   +3 more
openaire   +4 more sources

Wrinkled DNA [PDF]

open access: yesNucleic Acids Research, 1983
The B form of poly d(GC):poly d(GC) in orthorhombic microcrystallites in oriented fibers has a secondary structure in which a dinucleotide is the repeated motif rather than a mononucleotide as in standard, smooth B DNA. One set of nucleotides (probably GpC) has the same conformations as the smooth form but the alternate (CpG) nucleotides have a ...
S, Arnott   +6 more
openaire   +2 more sources

Prediction of Psychological Comfort Properties of 100% Cotton Plain Woven Fabrics made from Yarns with Different Parameters [PDF]

open access: yesTekstilec, 2020
The psychological satisfaction of the textile customer is the first criteria used to evaluate clothing and a lack of aesthetics, while fashionability and physical appearance contribute to the psychological discomfort of users. Either inherently or due to
Desalegn Atalie, Rotich Gideon
doaj   +1 more source

Repetitive Bathing and Skin Poultice with Hydrogen-Rich Water Improve Wrinkles and Blotches Together with Modulation of Skin Oiliness and Moisture

open access: yesHydrogen, 2022
Hydrogen-rich warm water (HW) has not been verified yet for skin anti-aging effects. Daily 10 min HW (dissolved hydrogen: 338–682 μg/mL, 41 °C) bathing and skin poultice with HW-impregnated towels for 11–98 days were demonstrated to improve wrinkle ...
Yoshiharu Tanaka, Nobuhiko Miwa
doaj   +1 more source

Evolution of Thin-Film Wrinkle Patterns on a Soft Substrate: Direct Simulations and the Effects of the Deformation History

open access: yesNanomaterials, 2022
Surface wrinkling instability in thin films attached to a compliant substrate is a well-recognized form of deformation under mechanical loading. The influence of the loading history on the formation of instability patterns has not been studied.
Siavash Nikravesh, Yu-Lin Shen
doaj   +1 more source

A Wrinkling and Etching-Assisted Regrowth Strategy for Large-Area Bilayer Graphene Preparation on Cu

open access: yesNanomaterials, 2023
Bilayer graphene is a contender of interest for functional electronic applications because of its variable band gap due to interlayer interactions. Graphene growth on Cu is self-limiting, thus despite the fact that chemical vapor deposition (CVD) has ...
Qiongyu Li   +5 more
doaj   +1 more source

SIMULATION AND EXPERIMENTAL INVESTIGATION OF WRINKLE DEFECT IN DEEP DRAWING PROCESS OF CARBON STEEL SPCC SHAPED CYLINDER FLANGE CUP

open access: yesJurnal Ilmiah SINERGI, 2020
A Sheet Metal Forming (SMF) process, especially deep drawing, is one of the manufacturing processes that commonly used in the automotive industry.
Bambang Mulyanto, Deni Shidqi Khaerudini
doaj   +1 more source

Real time defect detection during composite layup via Tactile Shape Sensing

open access: yesScience and Engineering of Composite Materials, 2021
In this study an automated composite layup end effector is presented which is the first to be able to find defects in real time during layup using tactile shape sensing.
Elkington Michael   +6 more
doaj   +1 more source

Wrinkles, folds and plasticity in granular rafts [PDF]

open access: yes, 2017
We investigate the mechanical response of a compressed monolayer of large and dense particles at a liquid-fluid interface: a granular raft. Upon compression, rafts first wrinkle; then, as the confinement increases, the deformation localizes in a unique ...
Jambon-Puillet, Etienne   +2 more
core   +4 more sources

In situ observation of stress relaxation in epitaxial graphene [PDF]

open access: yes, 2009
Upon cooling, branched line defects develop in epitaxial graphene grown at high temperature on Pt(111) and Ir(111). Using atomically resolved scanning tunneling microscopy we demonstrate that these defects are wrinkles in the graphene layer, i.e. stripes
  +20 more
core   +5 more sources

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