Results 61 to 70 of about 339,506 (237)

Topological dynamics in spike-timing dependent plastic model neural networks

open access: yesFrontiers in Neural Circuits, 2013
Spike-timing dependent plasticity (STDP) is a biologically constrained unsupervised form of learning that potentiates or depresses synaptic connections based on the precise timing of pre-synaptic and post-synaptic firings. The effects of on-going STDP on
David B. Stone, Claudia D. Tesche
doaj   +1 more source

Design of LCC-S Compensation Topology and Optimization of Misalignment Tolerance for Inductive Power Transfer

open access: yesIEEE Access, 2020
This paper proposes a novel parameter tuning method topology for inductive power transfer (IPT) system with excellent load-independent current output. Based on LCC-S compensation topology, detailed derivations of parameters to realize load-independent ...
Junfeng Yang   +5 more
doaj   +1 more source

A functional limit theorem for dependent sequences with infinite variance stable limits

open access: yes, 2012
Under an appropriate regular variation condition, the affinely normalized partial sums of a sequence of independent and identically distributed random variables converges weakly to a non-Gaussian stable random variable.
Basrak, Bojan   +2 more
core   +1 more source

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Towards Classification of Phase Transitions in Reaction--Diffusion Models

open access: yes, 2006
Equilibrium phase transitions are associated with rearrangements of minima of a (Lagrangian) potential. Treatment of non-equilibrium systems requires doubling of degrees of freedom, which may be often interpreted as a transition from the ``coordinate ...
A. Kamenev   +20 more
core   +1 more source

Stable Measurement-Induced Floquet Enriched Topological Order

open access: yesPhysical Review Letters
6+8 pages, 13 ...
DinhDuy Vu   +3 more
openaire   +3 more sources

Topological stable rank of $$\mathcal {E}'(\mathbb {R})$$ [PDF]

open access: yesMathematische Zeitschrift, 2019
AbstractThe set $$\mathcal {E}'(\mathbb {R})$$ E ′ ( R ) of all compactly supported distributions, with the operations of addition, convolution, multiplication by complex scalars, and with the strong dual topology is a topological algebra. In this article, it is shown that the topological stable rank of $$\mathcal {E}'(\mathbb {R})$$ E ′
openaire   +2 more sources

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

Geometric transformation and three-dimensional hopping of Hopf solitons

open access: yesNature Communications, 2022
Hopf solitons are three-dimensional particle-like field distortions with nontrivial topology. Tai et al. show stable Hopf solitons in a liquid crystal material in the absence of an electric field or geometric confinement, their transformation and hopping-
Jung-Shen B. Tai   +2 more
doaj   +1 more source

Topological properties of asymptotically stable sets [PDF]

open access: yesNonlinear Analysis: Theory, Methods & Applications, 2010
The object of the paper is the continuous time invariant semi-flow \(\varphi:R_{\geq 0}\times M\mapsto M\) on a locally compact compact topological space \(M\). First the following notions are reminded or introduced: asymptotic stability of a set and its attraction domain which is open and invariant, retract, deformation retract, weak deformation ...
Moulay, Emmanuel, Bhat, Sanjay P.
openaire   +2 more sources

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