Results 81 to 90 of about 2,948 (219)

Global solutions for quasilinear parabolic systems

open access: yesJournal of Differential Equations, 2004
An approach is presented for proving the global existence of classical solutions of the quasilinear parabolic systems like \[ u_t-\text{ div}(a(t,x,u,v)\nabla u)=f(t,u,v,\nabla u), \quad t>0, \] \[ v_t-\alpha\,\text{ div}(b(t,x,v)\nabla v)=g(t,u,v,\alpha\nabla v), \quad t>0, \] with homogeneous Dirichlet boundary condition in bounded domain with smooth
Constantin, Adrian   +2 more
openaire   +1 more source

Decay rate and blow up solutions for coupled quasilinear system

open access: yes, 2020
We consider the initial value problem for a coupled quasilinear system in a bounded domain with dispersion, nonlinear damping and source terms. We give decay estimate of energy function by means Nakao's inequality.
Piskin, Erhan, Mezouar, Nadia
core   +1 more source

Electric Field‐Induced Phase Transition Behaviour in Sodium Bismuth Titanate‐Based Ceramics

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 3, March 2026.
This review establishes a framework correlating NBT‐based ceramic performance with geometric descriptors: tolerance factors and octahedral tilt strength. It rationalises transitions between ergodic and non‐ergodic relaxor states across major solid solutions.
Hareem Zubairi, Ge Wang
wiley   +1 more source

State observation for heterogeneous quasilinear traffic flow system with disturbances

open access: yes
International audienceThis paper studies state observation for a heterogeneous quasilinear traffic flow system with disturbances at the inlet of a considered road section.
Vazquez, Rafael   +3 more
core   +1 more source

Fractional nonlocal impulsive quasilinear multi-delay integro-differential systems

open access: yesAdvances in Difference Equations, 2011
In this article, sufficient conditions for the existence result of quasilinear multi-delay integro-differential equations of fractional orders with nonlocal impulsive conditions in Banach spaces have been presented using fractional calculus, resolvent ...
Debbouche Amar
doaj  

Modeling Airborne Influenza in Three Dimensions

open access: yesEngineering Reports, Volume 8, Issue 3, March 2026.
A novel 3D fluid dynamics model demonstrates how influenza outbreaks spread spatially via “epidemic flow.” Simulations reveal that direct contact is the dominant transmission route over aerosol spread, offering a new tool to inform targeted public health interventions and spatially‐aware risk assessment.
Daniel Ugochukwu Nnaji   +4 more
wiley   +1 more source

(N,q)$(N,q)$‐Laplacian equations with one‐sided critical exponential growth

open access: yesMathematische Nachrichten, Volume 299, Issue 3, Page 675-698, March 2026.
Abstract We prove the existence of two non‐trivial weak solutions for a class of quasilinear, non‐homogeneous elliptic problems driven by the (N,q)$(N,q)$‐Laplacian with one‐sided critical exponential growth in a bounded domain Ω⊂RN$\Omega \subset \mathbb {R}^{N}$. The first solution is obtained as a local minimizer of the associated energy functional;
Elisandra Gloss   +2 more
wiley   +1 more source

Photogeneration of Hydrogen in Water via Self‐Assembly‐Induced Colloidal Covalent Organic Framework Particles

open access: yesSmall Science, Volume 6, Issue 3, March 2026.
A surfactant‐free strategy using a functional Poly(DiMethylAminoEthylMethAcrylate) polybase enables stable colloidal imine‐linked COFs formation via self‐assembly‐induced process. A dual effect is demonstrated with the control in size and stabilization in colloidal state of the COFs in situ synthesized.
Axelle Larrieu   +3 more
wiley   +1 more source

Existence and linearized stability of solitary waves for a quasilinear Benney system

open access: yes, 2016
We prove the existence of solitary wave solutions to the quasilinear Benney system ...info:eu-repo/semantics ...
Dias, João-Paulo   +2 more
core   +1 more source

Homogeneous Distributed Observers for Quasilinear Systems

open access: yesCoRR
This manuscript has been submitted for a possible journal ...
Min Li 0088   +3 more
openaire   +2 more sources

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