Results 101 to 110 of about 4,977,656 (389)

Strong coupling in a two-dimensional semiconductor/noble metal multilayer platform

open access: yesPhysical Review Research, 2020
We investigate the Purcell factor and emission spectrum of a two-level quantum emitter placed near a planar multilayer nanostructure composed of an ultrathin dielectric or noble metal film between a pair of two-dimensional (2D) layers of transition-metal
Vasilios Karanikolas   +2 more
doaj   +1 more source

Analysis of the 3C445 Soft X-ray Spectrum as Observed by Chandra high-energy gratings

open access: yes, 2018
We present a detailed analysis of the soft X-ray emission of 3C445 using an archival Chandra HETG spectrum. Highly-ionized H- and He-like Mg, Si and S lines, as well as a resolved low-ionized Si K$\alpha$ line, are detected in the high resolution ...
Cheng, Y.   +3 more
core   +1 more source

A Systematic Comparison of Alpha‐Synuclein Seed Amplification Assays for Increasing Reproducibility

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Seed amplification assays (SAAs) enable ultrasensitive detection of misfolded α‐synuclein across biofluids and tissues. Yet, heterogeneity in protocols limits cross‐study comparability and clinical translation. Here, we review α‐synuclein SAA methods and their performance across various biological matrices.
Manuela Amaral‐do‐Nascimento   +3 more
wiley   +1 more source

Pump-Controlled Plasmonic Random Lasers from Dye-Doped Nematic Liquid Crystals with TiN Nanoparticles in Non-Oriented Cells

open access: yesApplied Sciences, 2019
Manipulation of the performance of the random lasers from dye-doped nematic liquid crystals with TiN nanoparticles in non-oriented cells is studied. The experimental results show that the introduction of TiN nanoparticles into dye-doped nematic liquid ...
Yuan Wan, Luogen Deng
doaj   +1 more source

Discovery of an X-ray Nebula associated with PSR J2124-3358 [PDF]

open access: yes, 2006
We report the discovery of an X-ray nebula associated with the nearby millisecond pulsar PSR J2124-3358. This is the first time that extended emission from a solitary millisecond pulsar is detected.
Becker, W., Hui, C. Y.
core   +2 more sources

Sex‐Stratified Association of Regional Dopamine Transporter Binding With Disease Progression in Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To clarify the clinical relevance of dopamine transporter single‐photon emission computed tomography (DAT‐SPECT) abnormalities in amyotrophic lateral sclerosis (ALS), with a prespecified focus on sex‐stratified associations with disease progression and short‐term prognosis.
Tomoya Kawazoe   +7 more
wiley   +1 more source

Measurement of Argon emission spectral of ICP plasma using a diagnostic system based on photomultiplier tubes array

open access: yesMATEC Web of Conferences, 2017
Optical emission spectroscopy (OES) is one of the most important diagnostic tools in plasma physics. A self-built spectroscopic diagnostic system, owning temporal and spatial resolution, has been constructed using photo multiplier tubes (PMTs) array ...
Liu Weifeng   +4 more
doaj   +1 more source

Constraints on the Low-Energy Cutoff in the Electron Distribution of the PKS 0637-752 Jet

open access: yes, 2008
We re-analyze the Chandra ACIS spectrum of the kpc-scale jet in PKS 0637-752 to investigate the possible low energy cutoff in the relativistic electron spectrum producing the non-thermal radiation in the scenario of inverse Compton emission off the ...
Aharonian   +28 more
core   +2 more sources

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

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