Results 71 to 80 of about 9,762 (294)

Global attractors for a class of degenerate diffusion equations

open access: yesElectronic Journal of Differential Equations, 2003
In this paper we give two existence results for a class of degenerate diffusion equations with p-Laplacian. One is on a unique global strong solution, and the other is on a global attractor.
Shingo Takeuchi, Tomomi Yokota
doaj  

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

On the fine structure of the global attractor of a uniformly persistent flow [PDF]

open access: yes, 2012
We study the internal structure of the global attractor of a uniformly persistent flow. We show that the restriction of the flow to the global attractor has duality properties which can be expressed in terms of certain attractor-repeller decompositions ...
Rodríguez Sanjurjo, José Manuel   +1 more
core   +1 more source

Improving Quantum Approximate Optimization by Noise-Directed Adaptive Remapping [PDF]

open access: yesQuantum
We present Noise-Directed Adaptive Remapping (NDAR), a heuristic algorithm for approximately solving binary optimization problems by leveraging certain types of noise.
Filip B. Maciejewski   +3 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Two-parameter locus of boundary crisis: mind the gaps! [PDF]

open access: yes, 2010
Boundary crisis is a mechanism for destroying a chaotic attractor when one parameter is varied. In a two-parameter setting the locus of boundary crisis is associated with curves of homo- or heteroclinic tangency bifurcations of saddle periodic orbits. It
Osinga, Hinke M, Rankin, J
core  

Global attractor for a class of nonlinear generalized Kirchhoff models [PDF]

open access: yes, 2016
The paper studies the long time behavior of solutions to the initial boundary value problem(IBVP) for a class of Kirchhoff models flow  .We establish the well-posedness, theexistence of the global attractor in natural energy ...
Lv, Penghui, Lin, Guoguang, Lu, Jingxin
core   +2 more sources

Regular Attractor by Strict Lyapunov Function for Random Dynamical Systems

open access: yesWasit Journal for Pure Sciences
The main objective of this paper is to study some types of random attractors in random dynamical systems based on the random strict Lyapunov   function.
Hind Adnan Hashim
doaj   +1 more source

Simplicial Models for the Global Dynamics of Attractors

open access: yesJournal of Differential Equations, 2000
The author considers a flow \(\phi\) on a compact metric space \(\mathcal{A}\) which has a Morse decomposition \(\{S_p\}_{p\in P}\) indexed by the partially ordered set \((P,
openaire   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

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