Results 81 to 90 of about 51,905 (293)

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

Survivability : A Unifiying Concept for the Transient Resilience of Deterministic Dynamical Systems [PDF]

open access: yes, 2015
16 pagesNon peer ...
Grabow, Carsten   +4 more
core   +1 more source

Characteristics of in-out intermittency in delay-coupled FitzHugh-Nagumo oscillators

open access: yes, 2018
We analyze a pair of delay-coupled FitzHugh-Nagumo oscillators exhibiting in-out intermittency as a part of the generating mechanism of extreme events.
Feudel, Ulrike, Saha, Arindam
core   +1 more source

High‐Spatiotemporal‐Resolution Transparent Thermoelectric Temperature Sensor Arrays Reveal Temperature‐Dependent Windows for Reversible Photothermal Neuromodulation

open access: yesAdvanced Functional Materials, EarlyView.
Thermoelectric temperature sensors are developed that directly measure heat changes during optical‐based neural stimulation with millisecond precision. The sensors reveal the temperature windows for safe reversible neural modulation: 1.4–4.5 °C enables reversible neural inhibition, while temperatures above 6.1 °C cause permanent thermal damage.
Junhee Lee   +9 more
wiley   +1 more source

Effects of current limit for grid forming converters on transient stability: Analysis and solution

open access: yesInternational Journal of Electrical Power & Energy Systems
Grid forming control applied to power converters termed as grid forming converters (GFC) interfacing storage and renewable generation has been identified as a potential solution to facilitate a more significant penetration of converter-based renewable ...
Kanakesh Vatta Kkuni, Guangya Yang
doaj   +1 more source

Gain-scheduled synchronization of parameter varying systems via relative $H_\infty$ consensus with application to synchronization of uncertain bilinear systems

open access: yes, 2014
The paper considers a problem of consensus-based synchronization of uncertain parameter varying multi-agent systems. We present a method for constructing consensus-based synchronization protocol schedules for each agent to ensure it synchronizes with a ...
Ugrinovskii, V.
core   +1 more source

Transient Stability Analysis of a Synchronous Motor by Lyapunov Method.

open access: yesIEEJ Transactions on Industry Applications, 1991
Since a synchronous motor is held heavy nonlinearity, the transient stability analysis of it is generally laborious. Conventionally, this analysis has been used numerical solution or equal-area method, whereas this paper is proposed a new transient stability criterion by applying Lyapunov method which is powerful for nonlinear systems to estimate these
Tomonobu Senjyu, Katsumi Uezato
openaire   +2 more sources

Stabilizing Cationic Palladium Single‐Atom Sites on Heteroatom‐Doped Carbon for Selective Hydrogen Peroxide Electrosynthesis

open access: yesAdvanced Functional Materials, EarlyView.
In this research, it is demonstrated that dual nitrogen and sulfur doping in hollow carbon spheres creates a tunable coordination environment that stabilizes cationic Pd single atoms as robust organometallic complexes, enabling high selectivity and stability for electrochemical hydrogen peroxide production under harsh acidic and peroxide‐rich ...
Guilherme V. Fortunato   +16 more
wiley   +1 more source

Transient Stability Analysis and Design of VSGs with Different DC-Link Voltage Controllers

open access: yesCSEE Journal of Power and Energy Systems
Virtual synchronous control has been widely studied for the advantages of emulating inertia for voltage source converters (VSCs). A constant dc-link voltage is usually assumed in existing literature to estimate transient stability of virtual synchronous ...
Chao Shen   +3 more
doaj   +1 more source

Improving Power System Transient Stability with Static Synchronous Series Compensator [PDF]

open access: yesAmerican Journal of Applied Sciences, 2011
Problem statement: Modern power system consists of the complicated network of transmission lines and carries heavy demand. Thus they cause in the stability problem. One of the major interests of power utilities is the improvement of power system transient behavior.
openaire   +1 more source

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