Results 51 to 60 of about 102,918 (267)

Associations of Sleep and Shift Work With Osteoarthritis Risk

open access: yesArthritis Care &Research, EarlyView.
Objective Daily rhythms may be critical for maintaining homeostasis of joint tissues. We aimed to investigate the relationships among circadian clock disruption, sleep, and osteoarthritis (OA) risk in humans. Methods In the UK Biobank, a prospective 500,000–person cohort, we evaluated associations among sleep duration, sleeplessness/insomnia, and shift
Elizabeth L. Yanik   +5 more
wiley   +1 more source

A Measurement of W+jets Z+jets with the ATLAS Detector [PDF]

open access: yes, 2015
PhDA study is presented on the production of vector boson (W and Z0) events in association with recoiling hadronic activity in the form of hadronic jets, using proton-proton collisions at the LHC.
Fletcher, Gregory
core  

Comparison of flow and dispersion properties of free and wall turbulent jets for source dynamics characterisation

open access: yes, 2009
The objective of this paper is to provide an investigation, using large eddy simulations, into the dispersion of aircraft jets in co-flowing take-off conditions.
S.S. Aloysius   +3 more
core   +1 more source

Coupling of Underexpanded Twin-Jets

open access: yes, 2020
Aircraft jet engines produce thrust by exhausting a jet of high velocity gas. The jet produces a large portion of the overall aircraft noise once it leaves the engine and interacts with the surrounding air. This noise is enhanced if two jets (or engines)
GRAHAM BELL (8456259)
core   +1 more source

Modulational instability of Rossby and drift waves and generation of zonal jets [PDF]

open access: yes, 2010
We study the modulational instability of geophysical Rossby and plasma drill waves within the Charney-Hasegawa-Mima (CH M) model both theoretically, using truncated (four-mode and three-mode) models, and numerically, using direct simulations of CHM ...
Connaughton, Colm   +3 more
core   +1 more source

Study of Intra-Day Flux Distributions of Blazars Using XMM-Newton Satellite

open access: yesUniverse, 2022
We present a study of the flux distribution of a sample of 15 Intermediate and Low-energy peaked blazars using XMM-Newton observations in a total of 57 epochs on short-term timescales.
Kiran Wani, Haritma Gaur
doaj   +1 more source

Quantification of the Jet Function of a Jet Stylet

open access: yesAnesthesia & Analgesia, 1991
The concept and use of a jet stylet as an additional safety measure during tracheal extubation of patients in whom subsequent ventilation and/or reintubation of the trachea may be difficult has recently been described. If jet ventilation through a jet stylet could provide for effective gas exchange, it would allow additional time to assess the need for
S D, Gaughan, J L, Benumof, G T, Ozaki
openaire   +3 more sources

Distinct Systemic Sclerosis Phenotypes Related to Ethnicity: An Opportunity to Personalize Care?

open access: yesArthritis Care &Research, EarlyView.
Objective The objective is to describe and compare demographic, clinical, and serological characteristics of patients with systemic sclerosis (SSc) according to ethnic background. Methods Participants enrolled in the Canadian Scleroderma Research Group cohort who self‐identified to a single ethnicity group were included.
Danick Goulet   +11 more
wiley   +1 more source

Statistical modelling for prediction of axis-switching in rectangular jets [PDF]

open access: yes, 2013
Rectangular nozzles are increasingly used for modern military aircraft propulsion installations, including the roll nozzles on the F-35B vertical/short take-off and landing strike fighter.
Knowles, Kevin   +2 more
core   +1 more source

Relativistic Aspects of Accreting Supermassive Black Hole Binaries in Their Natural Habitat: A Review

open access: yesGalaxies, 2019
In this review a summary is given on recent theoretical work, on understanding accreting supermassive black hole binaries in the gravitational wave (GW)-driven regime. A particular focus is given to theoretical predictions of properties of disks and jets
Roman Gold
doaj   +1 more source

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