Results 91 to 100 of about 405,780 (215)

Regularity Criterion for Weak Solutions to the Navier-Stokes Equations in Terms of the Gradient of the Pressure

open access: yesJournal of Inequalities and Applications, 2008
We prove a regularity criterion ∇π∈L2/3(0,T;BMO) for weak solutions to the Navier-Stokes equations in three-space dimensions. This improves the available result with L2/3(0,T;L∞).
Tohru Ozawa, Jishan Fan
doaj   +1 more source

Calderón–Zygmund theory on some Lie groups of exponential growth

open access: yesMathematische Nachrichten, Volume 298, Issue 1, Page 113-141, January 2025.
Abstract Let G=N⋊A$G = N \rtimes A$, where N$N$ is a stratified Lie group and A=R+$A= \mathbb {R}_+$ acts on N$N$ via automorphic dilations. We prove that the group G$G$ has the Calderón–Zygmund property, in the sense of Hebisch and Steger, with respect to a family of flow measures and metrics.
Filippo De Mari   +3 more
wiley   +1 more source

Stability and boundedness of regular solutions for a Sisko flow in an infinite annular porous space

open access: yesResults in Physics, 2023
The present article is intended to study the boundedness of solutions for an unsteady non-Newtonian flow, whose strain–stress relationship is provided by the Sisko fluid model.
José Luis Díaz Palencia   +3 more
doaj  

Image Restoration Models Based on Dyadic Hardy Space and Dyadic Bounded Mean Oscillation Space

open access: yesIEEE Access, 2019
Texture is widely existed in various images and plays an important role in many area such as medical image diagnosis, remote sensing, etc. However, the image in texture regions is tend to be deteriorated during restoration process.
Tao Zhang, Xutao Mo
doaj   +1 more source

Downregulation of type I interferon signalling pathway by urate in primary human PBMCs

open access: yesImmunology, Volume 174, Issue 1, Page 100-112, January 2025.
Increased urate concentrations suppress type 1 interferon (IFN1) related signalling pathways in human peripheral blood mononuclear cells (PBMCs) and monocytes in vitro, indicated by transcriptome analysis and reduced STAT1 phosphorylation. Additionally, serum urate concentrations in gout patients show an inverse relationship with interferon‐stimulated ...
Medeea Badii   +33 more
wiley   +1 more source

Poly (Butylene Adipate‐Co‐Terephthalate) (PBAT) – Based Biocomposites: A Comprehensive Review

open access: yesMacromolecular Materials and Engineering, Volume 309, Issue 12, December 2024.
This paper explores the latest advancements in creating PBAT‐based blends and biocomposites with enhanced properties. It emphasizes the effects of blending and filler addition on the biodegradation rate of PBAT. Additionally, it also discusses the potential synthesis of bio‐based PBAT, its commercialization, market trends, prospects of PBAT‐based ...
Blessing E. Itabana   +7 more
wiley   +1 more source

BMO estimates for commutators of the rough fractional Hausdorff operator on grand-variable-Herz-Morrey spaces

open access: yesAIMS Mathematics
In this paper, we study the boundedness of the commutator of the rough fractional Hausdorff operator on grand-variable-Herz-Morrey spaces when the symbol functions belong to bounded mean oscillations (BMO) space.
Javeria Younas   +4 more
doaj   +1 more source

Ni‐Co Bimetallic Catalysts Supported on Mixed Oxides (Sc‐Ce‐Zr) for Enhanced Methane Dry Reforming

open access: yesChemistryOpen, Volume 13, Issue 12, December 2024.
Ni−Co bimetallic catalysts supported on ScCeZr demonstrated promising performance for dry methane reforming (DRM) at 700 °C. The catalyst with a 3.75 : 1 Ni : Co ratio exhibited the highest CH4 conversion (46.5 %) due to its optimal balance of reducibility, CO2 interaction, and surface area.
Ahmed E. Abasaeed   +6 more
wiley   +1 more source

BMO-Boundedness of Maximal Operators and g-Functions Associated with Laguerre Expansions

open access: yesJournal of Function Spaces and Applications, 2012
Let {𝜑𝛼𝑛}𝑛∈ℕ be the Laguerre functions of Hermite type with index 𝛼. These are eigenfunctions of the Laguerre differential operator 𝐿𝛼=1/2(−𝑑2/𝑑𝑦2+𝑦2+1/𝑦2(𝛼2−1/4)). In this paper, we investigate the boundedness of the Hardy-Littlewood maximal function,
Li Cha, Heping Liu
doaj   +1 more source

Boundedness of homogeneous fractional integral operator on Morrey space

open access: yesJournal of Inequalities and Applications, 2016
For 0 < α < n ...
Siying Meng, Yanping Chen
doaj   +1 more source

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