Results 91 to 100 of about 14,465,781 (332)

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Twists in U(sl(3)) and their quantizations

open access: yes, 2006
The solution of the Drinfeld equation corresponding to the full set of different carrier subalgebras in sl(3) are explicitly constructed. The obtained Hopf structures are studied. It is demonstrated that the presented twist deformations can be considered
Aschieri P Dimitrijevic M Meyer F Wess J   +12 more
core   +1 more source

Twist of Tubular Mechanical Metamaterials Based on Waterbomb Origami

open access: yesScientific Reports, 2018
Origami-inspired mechanical metamaterials have recently drawn increasing attention since their flexible mechanical performance has been greatly enhanced by introducing origami patterns to the thin-shell structures.
Huijuan Feng   +3 more
semanticscholar   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Nanometric pitch in modulated structures of twist-bend nematic liquid crystals

open access: yes, 2017
The extended Frank elastic energy density is used to investigate the existence of a stable periodically modulate structure that appears as a ground state exhibiting a twist-bend molecular arrangement.
Barbero, G.   +5 more
core   +1 more source

DNA sliding in nucleosomes via twist defect propagation revealed by molecular simulations

open access: yesNucleic Acids Research, 2018
While nucleosomes are highly stable structures as fundamental units of chromatin, they also slide along the DNA, either spontaneously or by active remodelers.
G. Brandani   +3 more
semanticscholar   +1 more source

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

On the contribution of twist-3 multi-gluon correlation functions to single transverse-spin asymmetry in SIDIS

open access: yes, 2010
We study the single spin asymmetry (SSA) induced by purely gluonic correlation inside a nucleon, in particular, by the three-gluon correlation functions in the transversely polarized nucleon, $p^\uparrow$.
Bacchetta A   +8 more
core   +1 more source

Factors that affect the degree of twist in beta-sheet structures: a molecular dynamics simulation study of a cross-beta filament of the GNNQQNY peptide.

open access: yesJournal of Physical Chemistry B, 2009
By exploiting the recent availability of the crystal structure of a cross-beta filament of the GNNQQNY peptide fragment of the yeast prion protein Sup35, possible factors affecting the twisting of beta-sheets structures have been analyzed.
X. Periole   +3 more
semanticscholar   +1 more source

Biomimetic twisted plywood structural materials [PDF]

open access: yesNational Science Review, 2018
Abstract Biomimetic designs based on micro/nanoscale manipulation and scalable fabrication are expected to develop new-style strong, tough structural materials. Although the mimicking of nacre-like ‘brick-and-mortar’ structure is well studied, many highly ordered natural architectures comprising 1D micro/nanoscale building blocks still ...
Si-Ming Chen   +10 more
openaire   +1 more source

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