Results 261 to 270 of about 1,580,924 (326)

Allosteric Regulation of RNA Affinity by Motif V‐VI Coupling in West Nile Virus NS3 Helicase

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT The rise of flaviviral diseases, including West Nile virus (WNV), presents a growing threat to global public health and underscores the urgent need for new therapeutic strategies. The non‐structural protein 3 helicase (NS3h) of the Orthoflavivirus genus, including WNV, is essential for viral replication and a promising antiviral target ...
Priti Roy, Martin McCullagh
wiley   +1 more source

Optimization of Microfibrillated and Nanofibrillated Cellulose Coating to Improve Performance of Paperboard Intended for Food Packaging Applications

open access: yesPackaging Technology and Science, EarlyView.
This study aims to optimise the application methods of a biobased suspension of micro/nano cellulose fibrils from agro‐biomass subjected to high‐pressure homogenisation. Two methods were selected, bar coating (BC) and spray coating (SC), and were tested using an LF factorial design with 3 levels and 2 factors.
Andrea Feroce   +2 more
wiley   +1 more source

Direct measurement of bidirectional turbulent fluxes of atmospheric cluster ions

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
First direct eddy covariance measurements of vertical turbulent fluxes of atmospheric cluster ions are presented. The net turbulent flux was mostly positive for negative cluster ions (net emission of negative ions) and mostly negative for positive cluster ions (net deposition of positive ions).
Luzie Kamecke   +2 more
wiley   +1 more source

Data assimilation with extremum Monte Carlo methods

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
This study presents the extremum Monte Carlo filter as a data assimilation method and, in particular, a variant of the variational approach (three‐ and four‐dimensional variational), where the state estimates are obtained by solving an optimization problem numerically over a space of prediction functions, instead of the state space itself.
Karim Moussa, Siem Jan Koopman
wiley   +1 more source

Multivariate Tests for Comparing Lifetimes of Parallel Systems

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT Life testing of engineering systems with dependent components requires robust multivariate methods. Parametric approaches depend on restrictive assumptions, limiting their use in complex or unknown lifetime distribution settings. This study evaluates nonparametric methods for comparing parallel system lifetimes under minimal sample ...
Niladri Chakraborty   +2 more
wiley   +1 more source

Topological‐defect‐featured order evolution of liquid crystals

open access: yesResponsive Materials, EarlyView.
This review provides a comprehensive introduction to the recent advances in the topological‐defect‐featured order evolution of liquid crystal (LCs), including the stimulus‐driven dynamics of defects in nematic LCs, topological defect morphological transformation during phase transitions, advanced strategies for regulating and applications of ...
Jin‐Bing Wu   +4 more
wiley   +1 more source

Two‐Photon Microbubble Printing: Asymmetric Assembly for Continuous Laser Writing

open access: yesSmall, EarlyView.
Two‐photon microbubble printing is reported that combines nonlinear photochemistry with thermally driven fluid dynamics. At the laser focus, a distorted vapor bubble induce a strong rear‐to‐front convective flow. By enabling asymmetric assembly, this method allows the continuous formation of nanoparticle aggregates from a wide variety of materials ...
Masaharu Aoyama   +5 more
wiley   +1 more source

Origin of the Magnetization Anisotropy of Superparamagnetic Beads

open access: yesSmall, EarlyView.
Superparamagnetic beads are widely employed to study the mechanics of biomolecules with magnetic tweezers. It is shown that the residual anisotropy of the beads is due to averaging over a finite number of randomly oriented nanoparticles contained in the beads. Pinning of the anisotropic beads in the field causes low and high‐frequency noise in magnetic
Sebastian Belau   +4 more
wiley   +1 more source

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