Results 71 to 80 of about 3,094,315 (304)

Strong Optomechanical Coupling at Room Temperature by Coherent Scattering

open access: yes, 2021
Quantum control of a system requires the manipulation of quantum states faster than any decoherence rate. For mesoscopic systems, this has so far only been reached by few cryogenic systems.
Meyer, Nadine   +2 more
core   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Analysis of the Transonic Buffet Characteristics of Stationary and Pitching OAT15A Airfoil

open access: yesApplied Sciences
Transonic buffet flow is a classical complex and unstable flow that has a negative effect on aircraft fly safety. Therefore, it is crucial to study the unsteady characteristics of buffet flow. The numerical analysis method is very useful in achieving the
Xueyuan Nie   +5 more
doaj   +1 more source

Surrogate Based Optimization of Aerodynamic Noise for Streamlined Shape of High Speed Trains

open access: yesApplied Sciences, 2017
Aerodynamic noise increases with the sixth power of the running speed. As the speed increases, aerodynamic noise becomes predominant and begins to be the main noise source at a certain high speed.
Zhenxu Sun, Ye Zhang, Guowei Yang
doaj   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Unraveling the diversity of Arc volcanism and deep low-frequency tremors in Southwest Japan from numerical modeling

open access: yesScientific Reports
Differences in slab dehydration and fluid transport influence the distribution of magmatism and deep low-frequency tremors in subduction zones. Southwest Japan, particularly Kyushu and Shikoku/Chugoku, exhibits significant along-arc variation in the ...
Goeun Ha, Changyeol Lee, YoungHee Kim
doaj   +1 more source

Data-Driven Adaptive Control of Transonic Buffet via Localized Morphing Skin

open access: yesAerospace
Transonic shock buffet, characterized by large-amplitude self-sustained shock oscillations arising from shock wave/boundary layer interactions, poses significant challenges to aircraft handling quality and structural integrity.
Yuchen Zhang   +5 more
doaj   +1 more source

Coupling Poisson and Jacobi structures on foliated manifolds

open access: yes, 2004
Let M be a differentiable manifold endowed with a foliation F. A Poisson structure P on M is F-coupling if the image of the annihilator of TF by the sharp-morphism defined by P is a normal bundle of the foliation F.
Dazord P.   +5 more
core   +1 more source

Can Frustration Preserve a Quasi-Two-Dimensional Spin Fluid? [PDF]

open access: yes, 2005
Using spin-wave theory, we show that geometric frustration fails to preserve a two-dimensional spin fluid. Even though frustration can remove the interlayer coupling in the ground-state of a classical anti-ferromagnet, spin layers innevitably develop a ...
A. M. Polyakov   +5 more
core   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

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