Results 131 to 140 of about 266,197 (292)

Asymmetric couplings for controlling edge states in a non-Hermitian hexamer model

open access: yesResults in Physics
The hexamer configuration, with its additional lattice sites, allows for richer topological structures and tuning capabilities, which can yield unique phenomena beyond what is possible in trimer or tetramer models.
Yiguang Xu   +3 more
doaj   +1 more source

Magnetic X-points, stochasticity, and Edge Localized Modes

open access: yesJournal of Physics: Conference Series, 2009
The confinement and stability properties of the edge of a magnetically confined fusion plasma have long resisted theoretical explanation. Numerical simulation with the M3D extended MHD code shows that large periodic Edge Localized Modes (ELMs), associated with otherwise good confinement, represent a new type of nonlinear MHD plasma instability, in ...
openaire   +1 more source

Patterns of Postictal Abnormalities in Relation to Status Epilepticus in Adults

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Abnormalities on peri‐ictal diffusion‐weighted magnetic resonance imaging (DWI‐PMAs) are well‐established for patients with status epilepticus (SE), but knowledge on patterns of DWI‐PMAs and their prognostic impact is sparse. Methods This systematic review and individual participant data meta‐analysis included observational studies ...
Andrea Enerstad Bolle   +11 more
wiley   +1 more source

Meningovascular Inflammation in Cerebral Amyloid Angiopathy‐Related Cortical Superficial Siderosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT The role of inflammation in cortical superficial siderosis (cSS), a marker of cerebral amyloid angiopathy (CAA) linked to high hemorrhage risk, is unclear. We examined 15 patients with cSS using 3 T post‐contrast vessel wall MRI (VWI) and CSF analysis.
Philipp Arndt   +8 more
wiley   +1 more source

Facilitated core-edge integration through divertor nitrogen seeding in the HL-2A tokamak

open access: yesNuclear Fusion
A divertor detachment with sustainable high-performance plasmas has been achieved through divertor nitrogen seeding in the HL-2A tokamak. The closed divertor structure facilitates achieving high divertor neutral pressure due to its efficient particle ...
N. Wu   +24 more
doaj   +1 more source

Characterization of edge localized modes in tokamak plasmas

open access: yes, 2012
In the early twentieth century, scientists found out what process keeps the Sun burning: nuclear fusion. At that time, they almost instantly realized that controlling this process could also be a huge potential energy source on Earth. In order to make the fusion reaction (deuterium-tritium) happen, the hydrogen isotopes must be within the mutual ...
openaire   +3 more sources

Paramagnetic Rim Lesions Are Associated With Trans‐Synaptic Degeneration of the Visual Pathway in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Retrograde trans‐synaptic degeneration (rTSD) from posterior visual pathway lesions in multiple sclerosis (MS) is characterized by hemi‐macular ganglion cell‐inner plexiform layer (GCIPL) thinning and contralateral visual field loss.
Abdul Jaber Tayem   +17 more
wiley   +1 more source

Modeling for ELMs and H-mode pedestal transport: MHD, gyrokinetic, neoclassical and integrated simulations

open access: yesNuclear Fusion
This paper provides a comprehensive review of recent advances in modeling and simulation studies investigating edge localized modes (ELMs) and transport physics in edge pedestal of tokamak plasmas.
N. Aiba
doaj   +1 more source

Effectiveness of rTMS on Working Memory and Inhibitory Impairments in Patients With Post‐Stroke Executive Deficits

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Considerable efforts have been dedicated to developing effective treatments for post‐stroke executive impairment (PSEI), among which repetitive transcranial magnetic stimulation (rTMS) has shown great potential. This study aimed to investigate the therapeutic effects of high‐frequency rTMS on working memory (WM) and response ...
Mengting Lao   +6 more
wiley   +1 more source

Thermoreflectance Detection of Point Defects Resulting from Focused Ion Beam Milling

open access: yesAdvanced Engineering Materials, EarlyView.
Focused ion beam (FIB) milling is a common tool for nanoscale material processing, however irradiation damage, redeposition, and contamination can occur. We use several characterization tools to show FIB‐induced effects beyond 1 mm from the milled area.
Thomas W. Pfeifer   +3 more
wiley   +1 more source

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