Results 31 to 40 of about 8,875,167 (275)
On the blow‐up criterion of 3D Navier‐Stokes equation in [PDF]
In this paper, we prove two results about the blow‐up criterion of the three‐dimensional incompressible Navier‐Stokes equation in the Sobolev space . The first one improves the result of Cortissoz et al. The second deals with the relationship of the blow up in and some critical spaces. Fourier analysis and standard techniques are used.
Jamel Benameur, Hajer Orf
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A blow-up result for the periodic Camassa-Hohn equation
We present a blow-up criterion for the periodic Camassa-Holm equation. The condition obtained for blow-up uses two of the conservation laws associated with the equation and improves upon some recent ...
Wahlén, Erik,, Lund University.
core +2 more sources
An Improved Blow-Up Criterion for the Magnetohydrodynamics with the Hall and Ion-Slip Effects
In this work, we consider the magnetohydrodynamics system with the Hall and ion-slip effects in R3. The main result is a sufficient condition for regularity on a time interval [0,T] expressed in terms ∞,∞ of the norm of the homogeneous Besov space B˙∞,∞0{
S. Gala, M. A. Ragusa
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Logarithmically improved blow-up criterion for smooth solutions to the Leray-$\alpha $-magnetohydrodynamic equations [PDF]
summary:In this paper, the Cauchy problem for the $3D$ Leray-$\alpha $-MHD model is investigated. We obtain the logarithmically improved blow-up criterion of smooth solutions for the Leray-$\alpha $-MHD model in terms of the magnetic field $B$ only in ...
Gala, Sadek +9 more
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Wave-breaking for two-component Fornberg-Whitham systems with dissipation
In this article, we study the Cauchy problem for a two-component Fornberg-Whitham (2FW) system in fluid dynamics, incorporating a dissipation term to account for energy loss.
Xi Zhu, Min Zhu, Ying Wang, Ke Wang
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On the blow-up criterion of 3D Navier–Stokes equations
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Matched spatial transcriptomics and single‐nuclei RNA‐seq were generated for anaplastic and BRAFV600E papillary thyroid cancers revealing generic and tumor‐specific states occurring in cancer cells and in the tumor microenvironment. In this context, cancer dedifferentiation mirrored organoid maturation through ordered thyroid marker gain/loss ...
Adrien Tourneur +11 more
wiley +1 more source
The mantis shrimp telson reveals how ridged biological shields control deformation under impact. Inspired by this architecture, telson‐inspired ridged curved shells transform ridge geometry and macroscopic curvature into bidirectional snap‐through, tunable stiffness, and enhanced hysteretic energy dissipation for multifunctional architected materials ...
Phani Saketh Dasika +5 more
wiley +1 more source
Elastomeric micropillars bend under contact loading, sliding microscale devices out of alignment during transfer printing. A hybrid PDMS stamp embeds a high‐modulus skeleton within each pillar while retaining a compliant contact surface. The reinforcement confines pillar deformation, suppressing interfacial sliding and preserving array registration on ...
Seol Ahn +8 more
wiley +1 more source
Bounds for blow-up time in a semilinear pseudo-parabolic equation with nonlocal source
This paper considers the following semilinear pseudo-parabolic equation with a nonlocal source: u t − △ u t − △ u = u p ( x , t ) ∫ Ω k ( x , y ) u p + 1 ( y , t ) d y , $$ u_{t}-\triangle u_{t}-\triangle u=u^{p}(x,t) \int_{\Omega}k(x,y)u^{p+1}(y,t)\,dy,
Yang Lu, Liang Fei
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