Results 41 to 50 of about 2,074,910 (325)

Nonlinear Metasurfaces Governed by Bound States in the Continuum [PDF]

open access: yesACS Photonics, 2019
Nonlinear nanostructured surfaces provide a paradigm shift in nonlinear optics with new ways to control and manipulate frequency conversion processes at the nanoscale, also offering novel opportunities for applications in photonics, chemistry, material ...
K. Koshelev   +5 more
semanticscholar   +1 more source

Fluids at the Nanoscale: From Continuum to Subcontinuum Transport [PDF]

open access: yesAnnual Review of Fluid Mechanics, 2020
Nanofluidics has firmly established itself as a new field in fluid mechanics, as novel properties have been shown to emerge in fluids at the nanometric scale. Thanks to recent developments in fabrication technology, artificial nanofluidic systems are now
Nikita Kavokine, R. Netz, L. Bocquet
semanticscholar   +1 more source

Long-Term X-ray Spectral Variability in Seyfert 1 Galaxies

open access: yes, 2003
Direct time-resolved spectral fitting has been performed on continuous RXTE monitoring of seven Seyfert 1 galaxies in order to study their broadband spectral variability and Fe K alpha variability characteristics on time scales of days to years ...
A. Markowitz   +11 more
core   +1 more source

Evidence for Photoionization Driven Broad Absorption Line Variability [PDF]

open access: yes, 2015
We present a qualitative analysis of the variability of quasar broad absorption lines using the large multi-epoch spectroscopic dataset of the Sloan Digital Sky Survey Data Release 10. We confirm that variations of absorption lines are highly coordinated
Ferland, Gary   +3 more
core   +3 more sources

Sickle Cell Disease Is an Inherent Risk for Asthma in a Sibling Comparison Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Sickle cell disease (SCD) and asthma share a complex relationship. Although estimates vary, asthma prevalence in children with SCD is believed to be comparable to or higher than the general population. Determining whether SCD confers an increased risk for asthma remains challenging due to overlapping symptoms and the ...
Suhei C. Zuleta De Bernardis   +9 more
wiley   +1 more source

NAFLD as a continuum: from obesity to metabolic syndrome and diabetes

open access: yesDiabetology & Metabolic Syndrome, 2020
Background The prevalence of non-alcoholic fatty liver disease (NAFLD) has been increasing rapidly. It is nowadays recognized as the most frequent liver disease, affecting a quarter of global population and regularly coexisting with metabolic disorders ...
A. Godoy-Matos   +2 more
semanticscholar   +1 more source

Psychosocial Outcomes in Patients With Endocrine Tumor Syndromes: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction The combination of disease manifestations, the familial burden, and varying penetrance of endocrine tumor syndromes (ETSs) is unique. This review aimed to portray and summarize available data on psychosocial outcomes in patients with ETSs and explore gaps and opportunities for future research and care.
Daniël Zwerus   +6 more
wiley   +1 more source

Acousto-optic modulation of photonic bound state in the continuum

open access: yesLight: Science & Applications, 2020
Photonic bound states in the continuum (BICs) have recently been studied in various systems and have found wide applications in sensors, lasers, and filters. Applying BICs in photonic integrated circuits enables low-loss light guidance and routing in low-
Zejie Yu, Xiankai Sun
semanticscholar   +1 more source

L’excès de l’état par rapport à la situation dans L’être et l’événement de A. Badiou

open access: yesMethodos, 2006
This paper concerns A. Badiou’s treaty, L’être et l’évenement, and the question of the relationship between “state” and “situation”. We first discuss the role that is given to mathematics in A. Badiou’s philosophy.
Pierre Cassou-Noguès
doaj   +1 more source

Dynamics of induced mappings on symmetric products, some answers

open access: yesApplied General Topology, 2022
Let X be a metric continuum and n a positive integer. Let Fn (X) be the hyperspace of nonempty subsets of X with at most n points. If 0 < m < n, we consider the quotient space Fnm (X) = Fn (X)/Fm (X).
Alejandro Illanes   +1 more
doaj   +1 more source

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