Results 21 to 30 of about 92,257 (361)

A vortex sheet based analytical model of the curled wake behind yawed wind turbines [PDF]

open access: yes, 2021
Motivated by the need for compact descriptions of the evolution of non-classical wakes behind yawed wind turbines, we develop an analytical model to predict the shape of curled wakes. Interest in such modelling arises due to the potential of wake steering as a strategy for mitigating power reduction and unsteady loading of downstream turbines in wind ...
arxiv   +1 more source

Sleep-wake sensitive mechanisms of adenosine release in the basal forebrain of rodents : an in vitro study [PDF]

open access: yes, 2013
Adenosine acting in the basal forebrain is a key mediator of sleep homeostasis. Extracellular adenosine concentrations increase during wakefulness, especially during prolonged wakefulness and lead to increased sleep pressure and subsequent rebound sleep.
A Alonso   +72 more
core   +11 more sources

The influence of freestream turbulence on the development of a wind turbine wake [PDF]

open access: yes, 2022
The wake of an isolated model-scale wind turbine is analysed in a set of inflow conditions having freestream turbulence intensity between 3 % and 12 %, and integral time scales in the range of 0.1 to 10 times the convective timescale based on the turbine diameter.
arxiv   +1 more source

Monosynaptic Functional Connectivity in Cerebral Cortex During Wakefulness and Under Graded Levels of Anesthesia [PDF]

open access: yes, 2012
The balance between excitation and inhibition is considered to be of significant importance for neural computation and cognitive function. Excitatory and inhibitory functional connectivity in intact cortical neuronal networks in wakefulness and graded ...
Diba, Kamran   +4 more
core   +3 more sources

Wake and impedance [PDF]

open access: yesAIP Conference Proceedings, 2000
Lecture presented at JAS'2000 Accelerator School On Frontiers Of Accelerator Technology: High Quality Beams, St.
openaire   +4 more sources

Carbachol and Nicotine in Prefrontal Cortex Have Differential Effects on Sleep-Wake States

open access: yesFrontiers in Neuroscience, 2020
The role of the brainstem cholinergic system in the regulation of sleep-wake states has been studied extensively but relatively little is known about the role of cholinergic mechanisms in prefrontal cortex in the regulation of sleep-wake states.
Anjum Parkar   +11 more
doaj   +1 more source

Functional anatomy of non-REM sleep [PDF]

open access: yes, 2011
The state of non-REM sleep (NREM), or slow wave sleep, is associated with a synchronized EEG pattern in which sleep spindles and/or K complexes and high-voltage slow wave activity (SWA) can be recorded over the entire cortical surface.
de Andrés, Isabel   +2 more
core   +4 more sources

Activity patterns of the midline thalamus nuclei-central amygdala pathway during wake/sleep cycle

open access: yes陆军军医大学学报, 2022
Objective To investigate the morphological characteristics of the interconnections between the midline thalamic nucleus and different subregions of the amygdala, and the activity patterns of the midline thalamus-central amygdala pathway during the ...
ZHAO Juanjuan   +4 more
doaj   +1 more source

Critical Changes in Cortical Neuronal Interactions in Anesthetized and Awake Rats [PDF]

open access: yes, 2015
Background: Neuronal interactions are fundamental for information processing, cognition and consciousness. Anesthetics reduce spontaneous cortical activity; however, neuronal reactivity to sensory stimuli is often preserved or augmented.
Hudetz, Anthony G.   +3 more
core   +2 more sources

Structure, Kinematics, and Observability of the Large Magellanic Cloud's Dynamical Friction Wake in Cold vs. Fuzzy Dark Matter [PDF]

open access: yesApJ 954 163 (2023), 2023
The Large Magellanic Cloud (LMC) will induce a dynamical friction (DF) wake on infall to the Milky Way (MW). The MW's stellar halo will respond to the gravity of the LMC and the dark matter (DM) wake, forming a stellar counterpart to the DM wake. This provides a novel opportunity to constrain the properties of the DM particle.
arxiv   +1 more source

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