Results 71 to 80 of about 3,054,537 (278)

Electro-hydrodynamic synchronization of piezoelectric flags

open access: yes, 2016
Hydrodynamic coupling of flexible flags in axial flows may profoundly influence their flapping dynamics, in particular driving their synchronization. This work investigates the effect of such coupling on the harvesting efficiency of coupled piezoelectric
Doare, Olivier   +2 more
core   +3 more sources

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Third-order current harmonic suppression and neutral-point voltage balance control strategy for single-phase three-level NPC inverter

open access: yesEnergy Reports, 2022
The imbalance of capacitor voltage on the DC side of the inverter will cause the third-order current harmonics and the device will be damaged greatly with the increase of voltage stress.
Yingjun Guo   +7 more
doaj   +1 more source

Two-component Bose gases with one-body and two-body couplings [PDF]

open access: yes, 2013
We study the competition between one-body and two-body couplings in weakly-interacting two-component Bose gases, in particular as regards field correlations.
Dao, Tung-Lam   +3 more
core   +2 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
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

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

Coupling Reduces Noise

open access: yes, 2014
We demonstrate how coupling nonlinear dynamical systems can reduce the effects of noise. For simplicity we investigate noisy coupled map lattices. Noise from different lattice nodes can diffuse across the lattice and lower the noise level of individual ...
Ditto, William L.   +4 more
core   +1 more source

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +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

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