Results 141 to 150 of about 3,630,144 (297)

Author Correction: Saharan dust and giant quartz particle transport towards Iceland. [PDF]

open access: yesSci Rep, 2021
Varga G   +3 more
europepmc   +1 more source

Electrokinetic Particle Transport in Micro-Nanofluidics: Direct Numerical Simulation Analysis

open access: yes, 2012
Numerous applications of micro-/nanofluidics are related to particle transport in micro-/nanoscale channels, and electrokinetics has proved to be one of the most promising tools to manipulate particles in micro/nanofluidics.
Qian, Shizhi, Ai, Ye
core  

Numerical study of solid particle axial mixing in a fixed cylindrical drum with rotating paddles [PDF]

open access: yes, 2012
Axial mixture characterization is a wide spread problem in granular particle blending processes such as in an horizontal drum mixer. The homogeneous mixture of particles is obtained by blending the particles via rotating paddles in a fixed cylindrical ...
H. Neau   +11 more
core  

Heterotropic regulation and negative homotropic cooperativity

open access: yesFEBS Open Bio, EarlyView.
We identified a structural module common to some proteins that couple negative cooperativity with heterotropic regulation, two features that rarely coexist. These proteins are ring‐like and present an ordered asymmetry whereby noncontacting subunits are symmetric, and their tertiary structure differs from that of contacting subunits.
Veronica Morea   +5 more
wiley   +1 more source

Density profiles in stellarators: an overview of particle transport, fuelling and profile shaping studies at TJ-II

open access: yesNuclear Fusion
We provide an overview of activities carried out at the TJ-II stellarator for improving our understanding of- and developing plasma physics models for particle density profiles in stellarators.
J.A. Alonso   +113 more
doaj   +1 more source

MULTI·DIMENSIONAL ANALYTICAL BENCHMARKS FOR NEUTRAL PARTICLE TRANSPORT

open access: yes, 1995
Multi-dimensional analytical benchmarks for neutral particle ...
Kornreich, Drew Edward.   +2 more
core  

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

MARK4 enhances stress granule formation under oxidative stress and increases tau accumulation

open access: yesFEBS Open Bio, EarlyView.
MARK4 (red dots) localizes to stress granules (orange dots) and promotes their formation under oxidative stress by modulating TIA1 (blue dots). MARK4 and TIA1 synergistically increase tau (purple) accumulation, and the reduction of the TIA1 ortholog suppresses neurodegeneration in a fly model.
Sho Nakajima   +8 more
wiley   +1 more source

Approche PDF jointe fluide-particule pour la modélisation des écoulements turbulents diphasiques anisothermes [PDF]

open access: yes, 2008
Le contexte général de cette thèse s'inscrit dans le cadre de la modélisation des écoulements turbulents à phase dispersée anisothermes. Les travaux réalisés portent sur la compréhension et la modélisation statistique des mécanismes de transport de ...
Couzinet, Anthony
core  

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