Articles with "helical structure" as a keyword



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A General Model for the Helical Structure of Geophysical Flows in Channel Bends

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Published in 2017 at "Geophysical Research Letters"

DOI: 10.1002/2017gl075721

Abstract: Meandering channels formed by geophysical flows (e.g. rivers and seafloor turbidity currents) include the most extensive sediment transport systems on Earth. Previous measurements from rivers show how helical flow at meander bends plays a key… read more here.

Keywords: turbidity currents; helical structure; helical flow; geophysical flows ... See more keywords
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Structure of neuroendocrine regulatory peptide‐2 in membrane‐mimicking environments

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Published in 2020 at "Peptide Science"

DOI: 10.1002/pep2.24206

Abstract: Neuroendocrine regulatory peptide‐2 (NERP‐2) is involved in the maintenance of homeostasis and regulates various metabolic activities. NERP‐2 is derived from the VGF neuropeptide precursor, which is induced by various neurotrophins. Despite increasing interest in the… read more here.

Keywords: neuroendocrine regulatory; helical structure; spectroscopy; structure ... See more keywords
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Stretchable and Energy-Efficient Heating Carbon Nanotube Fiber by Designing a Hierarchically Helical Structure.

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Published in 2018 at "Small"

DOI: 10.1002/smll.201702926

Abstract: Inspired by the hierarchically helical structure of classical thermal insulation material-wool, a stretchable heating carbon nanotube (CNT) fiber is created with excellent mechanical and heating properties. It can be stretched by up to 150% with… read more here.

Keywords: helical structure; hierarchically helical; carbon nanotube; heating carbon ... See more keywords
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Helical structure of actin stress fibers and its possible contribution to inducing their direction-selective disassembly upon cell shortening

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Published in 2019 at "Biomechanics and Modeling in Mechanobiology"

DOI: 10.1007/s10237-019-01228-z

Abstract: Mechanisms of the assembly of actin stress fibers (SFs) have been extensively studied, while those of the disassembly—particularly cell shortening-induced ones—remain unclear. Here, we show that SFs have helical structures composed of multi-subbundles, and they… read more here.

Keywords: helical structure; upon cell; stress fibers; cell shortening ... See more keywords
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The Helical Structure of Diallylamine in the Solid State

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Published in 2019 at "Journal of Chemical Crystallography"

DOI: 10.1007/s10870-019-00816-2

Abstract: Abstract In the solid state diallylamine forms supramolecular helices with four molecules per pitch that are held together by hydrogen bonding. The helical structure is the result of competing length scales at which hydrogen bonding… read more here.

Keywords: solid state; helical structure; structure diallylamine; structure ... See more keywords
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Combustion performance of a novel hybrid rocket fuel grain with a nested helical structure

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Published in 2020 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2019.105613

Abstract: Abstract The combustion performance of a novel fuel grain having a nested helical structure was experimentally investigated using a laboratory-scale hybrid rocket engine. This grain comprised a paraffin-based fuel embedded in an acrylonitrile-butadiene-styrene (ABS) substrate… read more here.

Keywords: fuel grain; helical structure; combustion; fuel ... See more keywords
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Perfect helical structure of semiflexible polyelectrolyte chain confined in a cylinder

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Published in 2021 at "Polymer"

DOI: 10.1016/j.polymer.2021.123499

Abstract: Abstract Conformations of a semiflexible polyelectrolyte (SPE) chain with neutralizing charged counterions confined in a cylinder have been investigated by off-lattice Monte Carlo simulations. Effects of electrostatic interactions of different Bjerrum length lB between PEs… read more here.

Keywords: chain; helical structures; helical structure; semiflexible polyelectrolyte ... See more keywords
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Stability Enhancement of a π-Stacked Helical Structure Using Substituents of an Amino Acid Side Chain: Helix Formation via a Nucleation-Elongation Mechanism.

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Published in 2022 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.2c01337

Abstract: Molecular design involving the incorporation of an α-amino acid residue into the side chain or main chain of a polymer is often used to stabilize artificial molecular architectures through intramolecular hydrogen bonding. However, this molecular… read more here.

Keywords: helical structure; stacked helical; side; amino acid ... See more keywords
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Bismuth ferrite nanoparticles for modulation of helical structure at the interface of ferroelectric liquid crystal and substrate

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Published in 2020 at "Journal of Applied Physics"

DOI: 10.1063/1.5128557

Abstract: We report the impact of dispersion of bismuth ferrite nanoparticles (BF-NPs) on the helical structure of a ferroelectric liquid crystal (FLC) in two ways: on the surface and into the bulk of FLC. The optical… read more here.

Keywords: ferrite nanoparticles; helical structure; ferroelectric liquid; liquid crystal ... See more keywords
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Hierarchical self-assembling and helical structure in focal conic domains in meniscus of ferroelectric liquid crystal.

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Published in 2022 at "Physical review. E"

DOI: 10.1103/physreve.105.044706

Abstract: We investigate experimentally the formation of focal conic domains of the ferroelectric phase of a liquid crystal, chiral smectic C (SmC^{*}), in the meniscus geometry. The meniscus geometry is formed in the gap between two… read more here.

Keywords: focal conic; conic domains; helical structure; geometry ... See more keywords
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Gelatin-Coated Michelson Interferometric Humidity Sensor Based on a Multicore Fiber With Helical Structure

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Published in 2019 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2019.2907568

Abstract: A Michelson interferometer with gelatin coated for relative humidity (RH) measurement is proposed and demonstrated. It is fabricated by connecting the lead in/out single mode fiber, multimode fiber, triangular four core fiber (FCF) in a… read more here.

Keywords: gelatin; helical structure; gelatin coated; sensor ... See more keywords